Q328 - Deck Safety, USCG prep certification 2026

Progress: 24% (23/94)

Learning progress ?

1. When is firefighting foam most effective?Not learned 2. What is the required minimum length of the painter for a lifeboat in ocean service?Not learned 3. What is the function of wearing rings found on some centrifugal pumps?Not learned 4. Which of the following describes the function of the air receiver in the compressed air system on a MODU?Not learned 5. Rotation of the steering wheel on the navigation bridge initiates oil pressure being applied to the steering gear rams by __________.Not learned 6. Under normal operating conditions, the rudder is hydraulically locked unless which situation occurs?Not learned 7. The follow-up gear on an electro-hydraulic steering gear __________.Not learned 8. In an electro-hydraulic steering system, rudder movement is maintained in close synchronization with the steering wheel position by means of the __________.Not learned 9. When the helm is turned on the navigation bridge, which of the listed actions will be the FIRST response in the steering room on a ship equipped with an electro-hydraulic steering gear?Not learned 10. If one hydraulic pump of an electro-hydraulic steering unit fails, the vessel's steering can initially be maintained by activating which of the following units?Not learned 11. Dual electro-hydraulic steering units usually operate __________.Not learned 12. According to the Code of Federal Regulations, which of the following statements is correct regarding the steering gear on a vessel contracted for after June 9, 1995?Not learned 13. Which is the MOST important consideration for a tank vessel?Not learned 14. The midships house of your break bulk ship is constructed with an interior stair tower from the main deck to the bridge. Under what circumstances may the doors from each deck to the stair tower be kept open when underway?Not learned 15. When supplemented by a comparable signal on the general alarm, what is the signal for boat stations or boat drill?Not learned 16. While at your lifeboat station, you hear a signal consisting of two short blasts of the whistle. This signal indicates __________.Not learned 17. What is the signal given to commence lowering the lifeboats?Not learned 18. While reading the muster list you see that "3 short blasts on the whistle and three short rings on the general alarm" is the signal for ________.Not learned 19. Which of the following conditions represents the appropriate time for setting off distress flares and rockets?Not learned 20. When you are firing a pyrotechnic distress signal, it should be aimed at __________.Not learned 21. Which visual distress signal is acceptable for daylight use only?Not learned 22. Which signaling devices are required on inflatable liferafts?Not learned 23. Which signaling device(s) is/are required on inflatable liferafts?Not learned 24. All of the following are recognized distress signals under the Navigation Rules EXCEPT which signal?Not learned 25. When a vessel signals its distress by means of a gun or other explosive signal, the firing should be at approximately which time intervals?Not learned 26. What is the maximum length of time that distress flares are approved for?Not learned 27. Each distress signal and self-activated smoke signal must be replaced not later than the marked date of expiration, or not more than how many months from the date of manufacture?Not learned 28. A fire in a pile of dunnage would be classified as a __________.Not learned 29. Fires are grouped into what categories?Not learned 30. The class of fire on which a blanketing effect is essential to extinguish the fire is __________.Not learned 31. Which of the listed classes of fire would most likely occur in the engine room of a vessel?Not learned 32. A magnesium fire is classified as class _________.Not learned 33. How are fires in combustible metals, such as sodium or magnesium classified?Not learned 34. Which of the conditions listed is necessary for a substance to burn?Not learned 35. All of the following are part of the fire triangle EXCEPT __________.Not learned 36. Which defines the "flammable limits" of an atmosphere?Not learned 37. A definite advantage in the use of water as a fire extinguishing agent is its ability to __________.Not learned 38. Foam is a very effective smothering agent and __________.Not learned 39. When compared to low-expansion foam, a high-expansion foam will __________.Not learned 40. Which is one of the limitations of foam as an extinguishing agent?Not learned 41. Extra chemicals for producing chemical foam should be stored __________.Not learned 42. Firefighting foam is only effective when the foam __________.Not learned 43. A large oil fire on the weather deck of a ship can be effectively fought using __________.Not learned 44. There are two disadvantages to CO2 as a firefighting agent. One of these is the limited quantity available, which is the other?Not learned 45. Which extinguishing agent is most likely to allow reflash as a result of not cooling the fuel below its ignition temperature?Not learned 46. Which extinguishing agent is the best for use on electrical fires?Not learned 47. Which portable fire extinguisher should be used on a class C fire on board a vessel?Not learned 48. Which portable fire extinguisher is normally recharged in a shore facility?Not learned 49. After using a CO2 portable extinguisher, it should be __________.Not learned 50. When must a dry chemical fire extinguisher be recharged?Not learned 51. Recharging a previously used cartridge-operated dry chemical fire extinguisher is accomplished by __________.Not learned 52. In addition to weighing the cartridge, which other maintenance is required for a cartridge-operated dry chemical extinguisher?Not learned 53. Except in rare cases, it is impossible to extinguish a shipboard fire by __________.Not learned 54. How can the spread of fire be prevented?Not learned 55. To prevent the spread of fire by convection you should __________.Not learned 56. Fire dampers prevent the spread of fire by __________.Not learned 57. Convection spreads a fire by __________.Not learned 58. Radiation can cause a fire to spread by __________.Not learned 59. Fire may be spread by which means?Not learned 60. The blocking open or absence of fire dampers can contribute to __________.Not learned 61. Control of fire on a MODU should be addressed __________.Not learned 62. Which is the best method of extinguishing a class A fire?Not learned 63. When fighting a large fire on your vessel and attacking it from ABOVE the space on fire, it is important to __________.Not learned 64. Under normal firefighting conditions, approximately how far could a straight stream of water reach when the hose pressure is 100 PSI?Not learned 65. When approaching a fire from windward, you should shield firefighters from the fire by using an applicator and __________.Not learned 66. Which of the following statements is FALSE concerning the proper procedure in handling a fire hose?Not learned 67. Which is the BEST method of applying foam to a fire?Not learned 68. A fire of escaping liquefied flammable gas is best extinguished by which action?Not learned 69. The high velocity fog tip used with the all-purpose firefighting nozzle should always be __________.Not learned 70. No outlet on a fire hydrant may point above the horizontal in order to __________.Not learned 71. The primary function of an automatic sprinkler system is to __________.Not learned 72. Your tankship has 40 gallons of 6% foam concentrate aboard. Approximately how much foam solution can be produced from this supply?Not learned 73. CO₂ cylinders equipped with pressure actuated discharge heads will discharge automatically when __________.Not learned 74. Fixed carbon dioxide extinguishing systems, for machinery spaces that are normally manned, are actuated by one control to open the stop valve in the line leading to the space, and __________.Not learned 75. In a fixed carbon dioxide extinguishing system for a machinery space, designed WITH a stop valve in the line leading to the protected space, the flow of CO2 is established by actuating __________.Not learned 76. Which of the following statements is true concerning the control activators, i.e., pull-handles, push- buttons or levers, for a space protected by a CO2 fixed fire extinguishing system?Not learned 77. What would be the most probable cause for a high-pressure alarm to be activated in a low-pressure CO2 fixed fire extinguishing system?Not learned 78. The carbon dioxide cylinders of a fixed fire extinguishing system may be located inside the protected space, if the quantity of CO2 required to protect that space is not more than which amount?Not learned 79. In a fixed CO2 extinguishing system where provision is made for the release of CO2 by operation of a remote control, provision shall also be made for manually releasing the CO2 at which location?Not learned 80. When pilot cylinder pressure is used as a means to release the CO2 from a fixed fire extinguishing system consisting of four storage cylinders, how many pilot cylinders are required?Not learned 81. Spaces protected by a fixed CO₂ system must be equipped with an alarm which is to sound __________.Not learned 82. A safety outlet is provided on the CO₂ discharge piping to prevent __________.Not learned 83. CO2 cylinders must be recharged when the weight of the charge in the cylinder is less than what percent of the stamped full weight of the charge?Not learned 84. What is the minimum period of time that the air supply for a self-contained breathing apparatus is required to last?Not learned 85. The volatility of a flammable liquid is indicated by its __________.Not learned 86. Which defines the flash point of a liquid?Not learned 87. Which statement is TRUE concerning the "flash point" of a substance?Not learned 88. Which term defines the lowest temperature required to cause self-sustained combustion of a substance independent of any outside source of ignition?Not learned 89. Which statement describes the relationship between flash point and auto-ignition temperature?Not learned 90. You have carbon tetrachloride as part of the cargo. If a fire breaks out in the general area, what is the major danger from the carbon tetrachloride?Not learned 91. The explosive range of petroleum vapors when mixed with air is __________.Not learned 92. Paints and solvents used aboard a vessel should be __________.Not learned 93. Where would spontaneous combustion most likely occur?Not learned 94. Which of the listed substances is susceptible to spontaneous combustion?Not learned 95. Which may ignite fuel vapors?Not learned 96. What is LEAST likely to cause ignition of fuel vapors?Not learned 97. To prevent oily rags from spontaneously igniting they should be __________.Not learned 98. The primary danger in helicopter fires on a MODU is __________.Not learned 99. The oxygen indicator is an instrument that measures the __________.Not learned 100. Combustible gas indicators measure the presence of combustible gas as a percentage of the __________.Not learned 101. You notice smoke coming from an open laundry room doorway. After activating the fire alarm, which of the following would you do FIRST?Not learned 102. A person who observes an individual fall overboard should do which of the following?Not learned 103. All personnel on board a vessel should be familiar with the rescue boat's __________.Not learned 104. How should the sea painter of a lifeboat be led?Not learned 105. In each inflatable liferaft, what equipment is provided to make quick, emergency, temporary repairs to large holes in the raft?Not learned 106. A person has fallen overboard and is being picked up with a rescue boat. If the person appears in danger of drowning, the rescue boat should be maneuvered to make __________.Not learned 107. A man who is conscious has fallen overboard is being picked up by a lifeboat. In a mild breeze how should the boat approach the person in the water?Not learned 108. If you must jump from a vessel, what does the correct posture include?Not learned 109. If for any reason it is necessary to abandon ship while far at sea, it is important for the crew members to __________.Not learned 110. If you have to jump in the water when abandoning ship, your legs should be in which position?Not learned 111. To keep injured survivors warm in the water after abandoning ship, they should __________.Not learned 112. If there are a number of survivors in the water after abandoning ship, which action should they take?Not learned 113. If you reach shore in a liferaft, the first thing to do is __________.Not learned 114. If help has not arrived in 10-12 hours after you abandon a remotely-located MODU in a survival craft, which of the following would be the best course of action?Not learned 115. After abandoning a vessel, water consumed within the first 24 hours __________.Not learned 116. Which statement concerning the sources of drinking water is FALSE?Not learned 117. When collecting condensation for drinking water, __________.Not learned 118. Provided every effort is used to produce, as well as preserve body moisture content by avoiding perspiration, how long is it normally possible to survive without stored quantities of water?Not learned 119. When abandoning ship, after launching the motor lifeboat which is the recommended action to take?Not learned 120. You have abandoned ship and are in charge of a life raft. How much water per day should you permit each occupant to drink after the first 24 hours?Not learned 121. Which is TRUE concerning immersion suits and their use?Not learned 122. In accordance with 46 CFR, life jackets should be stowed in __________.Not learned 123. Which of the following statements is TRUE concerning life jackets?Not learned 124. Which statement is TRUE concerning life preservers?Not learned 125. Kapok life jackets require proper care and should NOT be __________.Not learned 126. Life jackets should be marked with which item?Not learned 127. Most lifeboats are equipped with __________.Not learned 128. If you are forced to abandon ship in a rescue boat, which action should you take?Not learned 129. Frapping lines are fitted to lifeboat davits to accomplish which task?Not learned 130. What is the purpose of rigging frapping lines on lifeboat falls?Not learned 131. Which of the following persons may command a lifeboat in ocean service?Not learned 132. Which of the following is NOT a function of the pressurized air supply for a fully enclosed lifeboat?Not learned 133. Why are lifeboats usually double-enders?Not learned 134. In order for the automatic lifeboat drain to operate properly __________.Not learned 135. If water is rising in the bilge of a lifeboat, you should take which action FIRST?Not learned 136. After being launched from MODUs, totally enclosed survival craft which have been afloat over a long period require __________.Not learned 137. The tops of the thwarts, side benches, and the footings of a lifeboat are painted which of the following colors?Not learned 138. What is the purpose of the limit switch on gravity davits?Not learned 139. You will find a limit switch on which type of davit?Not learned 140. Limit switches on gravity davits should be tested by __________.Not learned 141. After the boat is at the top of the davit heads, the davit arms begin moving up the tracks and are stopped by the __________.Not learned 142. The purpose of the wire stretched between the lifeboat davit heads is to __________.Not learned 143. To turn over an inflatable liferaft that is upside down, you should pull on which item?Not learned 144. If a life raft should capsize, __________.Not learned 145. A liferaft which has inflated bottom-up on the water __________.Not learned 146. Which item is a feature of an inflatable raft which helps keep people inside the raft stationary in rough weather?Not learned 147. Inflatable liferafts are less maneuverable than lifeboats due to their __________.Not learned 148. The canopy of your life raft should __________.Not learned 149. Generally, what is used to inflate liferafts?Not learned 150. You have abandoned ship and are in an inflatable raft that has just inflated. You hear a continuous hissing coming from a fitting in a buoyancy tube. What is the cause of this?Not learned 151. The jackknife stored on an inflatable liferaft will always be located __________.Not learned 152. Inflatable liferafts are provided with which item?Not learned 153. An inflatable liferaft can be launched by __________.Not learned 154. How should an inflatable liferaft be manually released from its cradle?Not learned 155. An inflatable liferaft is hand-launched by __________.Not learned 156. Which operation should be done when launching an inflatable liferaft by hand?Not learned 157. As a vessel sinks to a depth of 15 feet, the hydrostatic trip releases the liferaft container from its cradle by __________.Not learned 158. Which is TRUE concerning a hydrostatic release mechanism for a liferaft?Not learned 159. Under normal conditions, how is a liferaft released from its cradle?Not learned 160. Where are the lifelines connected to the liferaft?Not learned 161. The sea painter of an inflatable liferaft should be __________.Not learned 162. To release the davit cable of a davit launched liferaft, you must __________.Not learned 163. After a liferaft is launched, the operating cord __________.Not learned 164. After having thrown the liferaft and stowage container into the water, how is the liferaft inflated?Not learned 165. After abandoning ship, why should you deploy the sea anchor from a liferaft?Not learned 166. Using a sea anchor when in a life raft will __________.Not learned 167. Immediately after abandoning a vessel, lookouts should be posted aboard liferafts to look for __________.Not learned 168. If more than one liferaft is manned after the vessel has sunk, which action will aid in your rescue?Not learned 169. Generally, when lifting an inflatable liferaft back aboard ship which item(s) would you use?Not learned 170. How is the inside light in an inflatable liferaft activated?Not learned 171. What does the air spaces in the floor of an inflatable liferaft provide protection against?Not learned 172. You are aboard a liferaft in a storm. What should you do with your Emergency Position Indicating Radio Beacon?Not learned 173. Your ship is sinking rapidly. A container containing an inflatable liferaft has bobbed to the surface upon functioning of the hydrostatic release. Which action should you take?Not learned 174. Which statement is TRUE concerning an inflatable liferaft?Not learned 175. The float free link attached to a sea painter on an inflatable liferaft has a breaking strength of __________.Not learned 176. If you find an inflatable liferaft container with the steel bands still in place around its case, which action should you take?Not learned 177. What is the function of the hand holds or straps on the underside of an inflatable liferaft?Not learned 178. Who should inspect and test an inflatable liferaft?Not learned 179. If your vessel is equipped with inflatable liferafts, how should they be maintained?Not learned 180. Steering a motor lifeboat broadside to the sea could cause it to __________.Not learned 181. In heavy seas the helmsman should steer the survival craft __________.Not learned 182. A right-handed propeller will cause the survival craft to __________.Not learned 183. Most enclosed lifeboats will right themselves after capsizing IF which condition exists?Not learned 184. An "on-load" release system on a survival craft means the cable can be released __________.Not learned 185. How is the "off-load" release system on a survival craft designed to be activated?Not learned 186. When transferring survivors from an enclosed lifeboat to a rescue vessel, personnel on board the boat should take which action?Not learned 187. The survival craft engine is fueled with __________.Not learned 188. The sprinkler system of an enclosed lifeboat is used to __________.Not learned 189. A sea anchor is __________.Not learned 190. An emergency sea anchor may be constructed by using which item(s)?Not learned 191. Reserve buoyancy is the __________.Not learned 192. The center of volume of the immersed portion of the hull is given which term?Not learned 193. Initial stability is indicated by __________.Not learned 194. Initial stability refers to stability __________.Not learned 195. Stability is determined principally by the relationship of the center of gravity and the __________.Not learned 196. Stability is determined principally by the location of two points in a vessel. These points are the center of buoyancy and the __________.Not learned 197. Horizontal fore or aft motion of a vessel while underway is known as __________.Not learned 198. Rolling is angular motion of the vessel about what axis?Not learned 199. Pitching is angular motion of the vessel about what axis?Not learned 200. Which term defines the difference between the forward and aft drafts?Not learned 201. The free surface corrections depend upon the dimensions of the surface of the free liquids and the __________.Not learned 202. When the wave period and the apparent rolling period of the MODU are the same __________.Not learned 203. A MODU is inclined at an angle of loll. In the absence of external forces, the righting arm (GZ) is __________.Not learned 204. A continual worsening of the list or trim of any floating MODU indicates __________.Not learned 205. The vertical distance between "G" and "M" of a MODU is used as a measure of __________.Not learned 206. When should the control of flooding of your vessel be addressed?Not learned 207. Progressive flooding on a MODU may be indicated by __________.Not learned 208. Progressive flooding in the engine room may be minimized by securing watertight boundaries and __________.Not learned 209. After measuring the length to which a section of shoring should be cut, you should cut the shoring __________.Not learned 210. A crack in the deck plating of a vessel may be temporarily prevented from increasing in length by __________.Not learned 211. The wooden plug fitted tightly in the vent of a damaged tank may prevent the tank from __________.Not learned 212. The best information on the nature and extent of damage on a MODU is obtained from __________.Not learned 213. Repairing damage to the hull at or above the waterline reduces which threat?Not learned 214. The order of importance in addressing damage control is __________.Not learned 215. After an explosion, repair of emergency machinery and services should be accomplished __________.Not learned 216. Which is the best action to take when plugging holes below the waterline for the safety of the vessel?Not learned 217. Which term describes the strengthening of damaged bulkheads by using wood or steel?Not learned 218. In plugging submerged holes; why are rags, wedges, and other materials used in conjunction with plugs?Not learned 219. When shoring a damaged bulkhead, effort should be taken to spread the pressure over the __________.Not learned 220. What is the objective of shoring a damaged bulkhead?Not learned 221. What must be accurately determined to assess the potential for progressive flooding after a vessel has been damaged?Not learned 222. Which is TRUE concerning the vapor pressure of a substance?Not learned 223. Aboard a vessel, multiplying a load's weight by the distance of the load's center of gravity from the centerline results in the load's __________.Not learned 224. The center of flotation for the COASTAL DRILLER is located at the geometric center of the __________.Not learned 225. A certificated lifeboatman assigned to command the lifeboat must __________.Not learned 226. What is the difference between net tonnage and gross tonnage?Not learned 227. The center of flotation of a vessel is the point in the waterplane __________.Not learned 228. What grade are most crude oils are classified as?Not learned 229. The international shore connection required on a MODU is designed to __________.Not learned 230. Which of the following terms defines the minimum temperature required to ignite gas or vapor without a spark or flame being present?Not learned 231. You are approaching a ship that is broken down and are preparing to take her in tow. BEFORE positioning your vessel to pass the towline, which action should you take?Not learned 232. One of your crew members falls overboard from the starboard side. You should IMMEDIATELY take which action?Not learned 233. The time required to incline from bow down to stern down and return to bow down again is called __________.Not learned 234. In observing rig motion while under tow, the period of roll is the time difference between __________.Not learned 235. Which is TRUE of outlets in gasoline fuel lines of your small vessel?Not learned 236. When patching holes in the hull, how can pillows, bedding, and other soft materials be used?Not learned 237. Semi-portable extinguishers used on inspected vessels are sizes __________.Not learned 238. You are standing radio watch and monitoring VHF Channel 16 when you receive a call to your rig, TEXAS STAR, from a supply boat. What is the proper way to answer this call?Not learned 239. What does the term "head" mean when applied to a pump?Not learned 240. The two courses of action if the underwater hull is severely damaged are to plug the openings or to take which action?Not learned 241. Which type of hull damage on a floating MODU should be repaired first?Not learned 242. The wooden plug inserted in the vent of a damaged tank should be removed if you are going to __________.Not learned 243. A man aboard a vessel, is signaling by raising and lowering his outstretched arms to each side. What does this signal indicate?Not learned 244. The 12-foot low-velocity fog applicator __________.Not learned 245. You are on a 165 foot (50.3 meters) long vessel with a draft of 9 feet (2.7 meters) and twin screws. Which statement about rescuing a survivor in the water with ship pickup is TRUE?Not learned 246. Your 600 GT vessel must carry a line-throwing appliance if it is certificated for what type of service?Not learned 247. A 750-foot passenger vessel operating on the Great Lakes, not subject to SOLAS regulations, is required to carry how many ring life buoys?Not learned 248. Which is the abandon ship signal?Not learned 249. You have just abandoned ship and boarded a raft. After the raft is completely inflated you hear a whistling noise coming from a safety valve. Which action should you take?Not learned 250. You have abandoned ship and find yourself aboard a lifeboat in a heavy sea. Your boat is able to make way through the water. Which action should you take to prevent broaching?Not learned 251. You abandoned ship in the North Atlantic and one of the crew members is hypothermic. During a SAR helicopter extraction which lifting device should be avoided when hoisting this patient to the aircraft?Not learned 252. You have abandoned ship in tropical waters. Which procedure(s) should be used during a prolonged period in a raft?Not learned 253. You have abandoned your vessel. You are in a liferaft and have cleared away from your vessel. Which is one of your FIRST actions that should be taken?Not learned 254. You have abandoned your vessel and are the person in charge of lifeboat No. 2. Which procedure should be followed when landing a boat under oars through a slight surf?Not learned 255. When abandoning ship and jumping into the water from a substantial height without a life jacket, you should __________.Not learned 256. An "ABC" dry chemical fire extinguisher would be LEAST effective against a fire in __________.Not learned 257. Aboard ship, which term is given to the vertical flat plates running transversely and connecting the vertical keel to the margin plates?Not learned 258. Aboard a vessel, dividing the sum of the longitudinal moments by the total weight yields the vessel's __________.Not learned 259. What is the accepted standard for wire rope falls used in connection with the lifeboat gear?Not learned 260. In accordance with SOLAS, which of the following best describes the obligation of the Master concerning cargo hold watertight doors?Not learned 261. In accordance with SOLAS, the Master shall be furnished with information to obtain accurate guidance as to the stability of the vessel under varying conditions of service. Which of the following is included in this informationNot learned 262. In accordance with SOLAS the Master of a vessel is required to have specific stability information at their disposal. Which of the following is part of the requirement?Not learned 263. In accordance with SOLAS, stability information required to be available to the Master shall include which of the following?Not learned 264. According to the regulations, where is the capacity of a liferaft required to be marked?Not learned 265. According to the regulations for lifeboat falls, which action must be taken at 30-month intervals?Not learned 266. According to the regulations for lifeboat falls, which action must be taken with the falls no later than 5-year intervals?Not learned 267. According to the SOLAS regulations, lifeboat falls must be renewed at intervals of how many years?Not learned 268. According to the "Vessel Bridge-to-Bridge Radiotelephone Act", what information that affects your vessel is required to be entered into the radiotelephone log?Not learned 269. According to the "Vessel Bridge-to-Bridge Radiotelephone Act", what is NOT required in the radiotelephone log?Not learned 270. Which action will affect the trim of a vessel?Not learned 271. Which action must be taken annually concerning inflatable liferafts carried on passenger vessels?Not learned 272. Which action is routinely performed at the annual servicing and inspection of a dry chemical cartridge- operated portable fire extinguisher?Not learned 273. Which action should be taken once fueling has been completed?Not learned 274. Which action would you take to get low-velocity fog from an all-purpose nozzle?Not learned 275. Actuating the CO2 fixed system causes which of the following to shut down?Not learned 276. Actuating the fixed CO2 system should cause the automatic shutdown of the __________.Not learned 277. In addition to the official language of the flag state, the Fire Control Plan must also be translated into English or __________.Not learned 278. An advantage of an ABC dry chemical over a carbon dioxide extinguisher is __________.Not learned 279. What is an advantage of diesel over steam turbine propulsion?Not learned 280. What is NOT an advantage of double bottom ships?Not learned 281. Which advantage does dry chemical have over carbon dioxide (CO2) in firefighting?Not learned 282. An advantage of a dry chemical over a carbon dioxide fire extinguisher is its __________.Not learned 283. What is an advantage of a dry chemical extinguisher as compared to a carbon dioxide extinguisher?Not learned 284. What is NOT an advantage of ship construction methods using welded butt joints in the shell plating?Not learned 285. What is an advantage of a steam turbine over a diesel for the main propulsion?Not learned 286. Which is an advantage of using watertight longitudinal divisions in double bottom tanks?Not learned 287. What is an advantage of water fog or water spray over a straight stream of water in fighting an oil fire?Not learned 288. With the air supply on, which is TRUE concerning the air pressure in an enclosed lifeboat?Not learned 289. An aircraft has indicated that he wants you to change course and follow him. You cannot comply because of an emergency on board. Which signal should you make?Not learned 290. Aluminum lifeboats are subject to damage by electrolytic corrosion (the aluminum being eaten away). In working around boats of aluminum you must be very careful __________.Not learned 291. Ambient air, which you normally breathe, contains what percent of oxygen?Not learned 292. The amount of freeboard which a ship possesses has a tremendous effect on which item?Not learned 293. Angular motion about the longitudinal axis of a vessel is known by which term?Not learned 294. Angular motion about the vertical axis of a vessel refers to which term?Not learned 295. The angular movement of a vessel about a horizontal line drawn from its bow to its stern is known by which term?Not learned 296. What is another name for the garboard strake?Not learned 297. You are approaching a disabled vessel in order to remove survivors from it. If your vessel drifts faster than the disabled vessel, how should you make your approach?Not learned 298. With an approved combination nozzle, low-velocity fog is produced by __________.Not learned 299. Approximately how far could a straight stream of water reach if the fire hose pressure is reduced to 60 PSI?Not learned 300. Which arrangement of shell plating is used most in modern shipbuilding?Not learned 301. When attempting to enter a compartment containing a fire, which method of applying water is best?Not learned 302. You are attempting to take a dead ship in tow. All lines have been passed and secured. How should you get underway?Not learned 303. When backing a motor propelled lifeboat (right-hand propeller) with the rudder amidships, the stern will back __________.Not learned 304. You are on the beach and want to signal to a small boat in distress that your present location is dangerous and that they should land to the left. How would you indicate this?Not learned 305. What does the term "beam of a vessel" refer to?Not learned 306. Besides general arrangement plans, what other mediums may be utilized to provide fire control details to officers during fire and emergencies?Not learned 307. Besides saving distance along the track line, another advantage of the Scharnow Turn over the Williamson Turn in a man overboard situation is because __________.Not learned 308. What is the BEST conductor of electricity?Not learned 309. What is the best indication of the loading of a diesel engine?Not learned 310. What is the best instrument for establishing a safe working area before welding in a confined space?Not learned 311. What is the best procedure for picking up a lifeboat at sea while utilizing the lifeboat's sea painter?Not learned 312. Bilge keels are more effective at dampening rolls under which condition?Not learned 313. Blocks and falls used as lifeboat gear must be designed with a minimum safety factor of __________.Not learned 314. What does blowing tubes accomplish?Not learned 315. You board an inflatable liferaft that has been hand launched from a sinking vessel. What should you do FIRST after everyone is onboard the liferaft?Not learned 316. On board a vessel, which of the following is the key to the most rapid and effective response to a man overboard situation?Not learned 317. Which command means to complete the stroke and level the oars horizontally with the blades trimmed fore and aft?Not learned 318. The boat is stowed on the davit rather than on a cradle with which type of davit?Not learned 319. What is the breaking strength of the service lines of the rockets used with an impulse-projected, rocket type line throwing appliance?Not learned 320. On a bulk chemical carrier, water should NOT be used as an extinguishing agent to fight a fire if the water may come into contact with which chemical?Not learned 321. Buoyancy is a measure of the ship's __________.Not learned 322. A burning pile of canvas is which classification of fire?Not learned 323. A call between any two ship stations on an intership working frequency shall have a maximum duration of __________.Not learned 324. You are calling another vessel by radiotelephone using the International Code of Signals. He responds with the words "Alpha Sierra". What does this indicate?Not learned 325. What is the calling and distress frequency on a single side band (SSB) marine radiotelephone?Not learned 326. Why is carbon dioxide (CO2) better than dry chemical for fighting a class "C" fire?Not learned 327. Carbon dioxide as a firefighting agent has which advantage over other agents?Not learned 328. The carburetor is placed on the engine to __________.Not learned 329. Your cargo vessel's Certification of Inspection expires 30 April 2002. One of your inflatable liferafts was last serviced in January 2002. The raft must be re-inspected no later than __________.Not learned 330. When carrying out a parallel track search pattern, the course of the search units should normally be which of the following?Not learned 331. CATEGORY I EPIRB's transmit on frequencies that are monitored by __________.Not learned 332. Which causes spontaneous combustion?Not learned 333. The center of flotation of a vessel is __________.Not learned 334. The center of gravity of a freely swinging load suspended from a pedestal crane acts as if it were located at the __________.Not learned 335. How may the change in trim of a vessel be found?Not learned 336. The change in weight (measured in tons) which causes a draft change of one inch is __________.Not learned 337. Channel 13 (156.65 MHz), the designated bridge-to-bridge channel, may NOT be used to __________.Not learned 338. Channel 13 is primarily used for ship-to-ship communication. Channel 13 is also authorized for which purpose?Not learned 339. What is NOT a characteristic of carbon dioxide fire-extinguishing agents?Not learned 340. When choosing extinguishers to fight a Class "B" fire do NOT use which type of extinguisher?Not learned 341. On a class "B" fire, which portable fire extinguisher would be the LEAST desirable?Not learned 342. A class B fire is most successfully fought by which method?Not learned 343. A class C fire would be burning __________.Not learned 344. After clearing the vessel, what is one of the FIRST things you would do in an inflatable liferaft?Not learned 345. The CO2 flooding system is actuated by a sequence of steps which are __________.Not learned 346. CO2 mainly extinguishes a fire by which of the following?Not learned 347. The Coast Guard broadcasts routine weather reports on channel __________.Not learned 348. You are having a Coast Guard inspection. All carbon dioxide fire extinguishers aboard will be __________.Not learned 349. A Coast Guard radiotelephone message about an aid to navigation that is off station is preceded by the word __________.Not learned 350. What is the color of the signal flare sent up by a submarine indicating that a torpedo has been fired in a training exercise?Not learned 351. A combination or all-purpose nozzle produces __________.Not learned 352. A combustible gas indicator meter is calibrated to read the percentage of __________.Not learned 353. How does combustion air enter the cylinder of a two-cycle diesel engine?Not learned 354. When in command of a lifeboat under oars, what does the command "Backwater" mean?Not learned 355. You have been in-command of a lifeboat since abandoning ship three days prior and land has been sighted ahead. Under which circumstances would you attempt beaching your lifeboat through a heavy surf?Not learned 356. Which is the most common type of davit found on ocean service merchant vessels today?Not learned 357. You are communicating by radiotelephone using the International Code of Signals. What is the correct method of sending the group 1.3?Not learned 358. You are communicating on the radiotelephone using plain English. Which procedural word (proword) indicates that you have received another vessel's transmission?Not learned 359. When communicating on the radiotelephone using plain English, what procedure word indicates the end of my transmission and that a response is necessary?Not learned 360. Compared to the amount of concentrated foam liquid used, the amount of low expansion mechanical foam produced is __________.Not learned 361. As compared to carbon dioxide, dry chemical has which advantage?Not learned 362. A concentration of weight has been shifted inboard to the center line of the vessel. Generally speaking, what effect will this have on the vessel?Not learned 363. When should you be most concerned about a possible explosion or fire in fuel tanks?Not learned 364. What condition will result in the automatic shutdown of a diesel engine?Not learned 365. You should conduct a sector search under which of the following circumstances?Not learned 366. In continuous operation, what is the effective range of the 15 pound CO2 extinguisher?Not learned 367. There is an out of control fire on the Auxiliary Machinery Flat. Utilizing illustration D037SA below, what fixed extinguishing system in that space would be the best means to extinguish the fire?Not learned 368. The Coordinator Surface Search (CSS) in a SAR situation should display by night __________.Not learned 369. The Coordinator Surface Search in a SAR situation should display by day __________.Not learned 370. What could result in an incorrect oxygen concentration reading on the oxygen indicator?Not learned 371. What could be a result of insufficient lubrication of lifeboat winches and davits?Not learned 372. A covered liferaft has very limited maneuverability. Which of the following is True concerning the beaching of a liferaft in a rough surf?Not learned 373. If the coxswain of your lifeboat gives the command "Hold water" you should __________.Not learned 374. While cranking out a quadrantal davit, slippage of the quadrant due to excessive wear or failure of the teeth in the quadrant will cause the __________.Not learned 375. A crew member has just fallen overboard off your port side. Which action should you take?Not learned 376. When does a cylinder in a two-cycle engine experience combustion?Not learned 377. Damaged bulkheads often take a permanent set which is independent of the panting or bulge caused by water pressure. To control this, you should __________.Not learned 378. The danger of a charged hose left unattended on deck with the nozzle open is __________.Not learned 379. Which danger exists to people when CO2 is discharged into a small enclosed space?Not learned 380. What is the danger to personnel associated with using carbon dioxide in an enclosed space?Not learned 381. The date and time kept in the radiotelephone log shall commence at __________.Not learned 382. Which davit type may be operated by one person?Not learned 383. By day, what does the horizontal motion of a white flag, or arms extended horizontally, by a person on the beach indicate?Not learned 384. By day, what is the signal meaning, "This is the best place to land"?Not learned 385. The decision has been made to make landfall through a slight surf in an oar-propelled lifeboat. How should the sea anchor be utilized?Not learned 386. The deck beam brackets of a transversely framed vessel resist which stresses?Not learned 387. A deck-stowed 40-foot container is giving off smoke, and one end is discolored from heat. The cargo is valuable and easily damaged by water. You want to extinguish the fire without further damage if possible. What action should you take?Not learned 388. Which defines the function of a spark arrestor?Not learned 389. Which defines the "margin plate"?Not learned 390. By definition, a "spar deck" is the __________.Not learned 391. A Deratization Exemption Certificate is valid for which period of time?Not learned 392. Which describes the floors aboard a ship?Not learned 393. Which describes the term intact buoyancy?Not learned 394. You detect an odor of burning cotton fabric and then see smoke coming from the top of an open laundry room doorway. After activating the fire alarm, you might do any of the following next, EXCEPT __________.Not learned 395. You notice smoke coming from an open laundry room doorway, which smells like electrical insulation. After activating the fire alarm, which of the following would be the lowest action priority?Not learned 396. How do you determine the weight of the vessel that is supported by the ground when a vessel has run aground?Not learned 397. Who determines the number of rowing oars that must be carried in a motor-propelled lifeboat on a cargo vessel?Not learned 398. How are all diesel engines classified?Not learned 399. Why are diesel engines considered safer than gasoline engines?Not learned 400. The difference in water spray pattern between the high-velocity tip and low-velocity applicator used with the all-purpose nozzle is due to __________.Not learned 401. You are being directed to a fire in the lower engine room, portside, frame 127. Utilizing illustration D038SA below, what machinery is found in that exact location?Not learned 402. When discharging a portable CO2 fire extinguisher, you should NOT hold the horn of the extinguisher because the horn __________.Not learned 403. You discover a leak in the fuel line to the engine. Which action should you take FIRST?Not learned 404. When displacement increases, the free surface corrections for slack tanks __________.Not learned 405. When displacement increases, the free surface moments of slack tanks __________.Not learned 406. As the displacement of a vessel increases, the detrimental effect of free surface __________.Not learned 407. The distance between the waterline of a vessel and the main deck is called __________.Not learned 408. A distress frequency used on radiotelephone is __________.Not learned 409. The distress message of a ship should include considerable information which might facilitate the rescue. Which is TRUE concerning the information?Not learned 410. Distress signals may be __________.Not learned 411. Which distress signal is required for a liferaft in ocean service and could be effectively used to attract the attention of aircraft at night?Not learned 412. A double male coupling is one that __________.Not learned 413. A drill must be conducted in the use of the line throwing appliance. How often is this drill required to be conducted?Not learned 414. Dry chemical extinguishers extinguish class B fires to the greatest extent by which method?Not learned 415. Dry chemical extinguishers may be used on what class of fires?Not learned 416. When dry chemical extinguishers are used to put out class B fires, why is there a danger of reflash?Not learned 417. Dry chemical fire extinguishers are effective on which type(s) of fire?Not learned 418. Where, due to the arrangement of the vessel, lifejackets may become inaccessible, additional lifejackets shall be carried __________.Not learned 419. Due to the shape of the sea anchor, which is the best way to haul it back aboard?Not learned 420. What is the effect of heated intake air on a diesel engine that is at normal operating temperature?Not learned 421. Which has the MOST effect on the range of a SSB transmission?Not learned 422. What is the effect of spreading oil on the open sea?Not learned 423. Which is the most effective cooling agent among those normally used to fight fires?Not learned 424. Which is the most effective extinguishing action of dry chemical extinguisher?Not learned 425. When electrical equipment is involved in a fire, where should the stream of dry chemicals be directed?Not learned 426. The enclosed area defined as the intersection of the surface of the water and the hull of a vessel is the __________.Not learned 427. If an engine shuts down due to high jacket water temperature, what action should be taken?Not learned 428. After an engine is started which is the best action(s) to take?Not learned 429. Before entering the chain locker, you should __________.Not learned 430. What does "EPIRB" stand for?Not learned 431. Once you have established the daily ration of drinking water in a survival situation, how should you drink it?Not learned 432. You are evacuating crew members from a survival craft that has been adrift in the North Atlantic for several days. What could occur if a person suffering from hypothermia is vertically lifted in a rescue sling to the helicopter?Not learned 433. When evacuating a seaman by helicopter lift, which course should the ship take?Not learned 434. When evacuating a seaman by helicopter lift, which statement is TRUE?Not learned 435. When evacuating a seaman by helicopter lift, which statement is TRUE?Not learned 436. When evacuating a seaman by helicopter lift, the vessel should be which of the following?Not learned 437. In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by which method?Not learned 438. On every vessel, where must distress signals be stowed?Not learned 439. Who has the exclusive use of the radiotelephone as stated in the "Vessel Bridge-to-Bridge Radiotelephone Act"?Not learned 440. The exhaust pipe must be gas tight throughout its entire length otherwise __________.Not learned 441. What is the expected range of a VHF radio transmission from a vessel to a shore station?Not learned 442. When is it recommended that the external flotation bladder on an immersion suit be inflated?Not learned 443. How is the external flotation bladder of an immersion suit inflated?Not learned 444. When should the external inflation bladder on an immersion suit be inflated?Not learned 445. Which extinguishing agent will absorb the most heat?Not learned 446. Which extinguishing agent is best for use on a magnesium fire?Not learned 447. Which extinguishing agent will cool down a heated bulkhead in the least amount of time?Not learned 448. Which extinguishing agent is most effective for combating wood fires?Not learned 449. As an extinguishing agent, foam _________.Not learned 450. The extinguishing agent most likely to allow reignition of a fire is __________.Not learned 451. Which extinguishing agent is/are suitable to combat a class B fire in an engine compartment?Not learned 452. Any extinguishing agent used on a Class "C" fire must have which important property?Not learned 453. After extinguishing a paint locker fire using the fixed CO2 system, the next action is to have the space __________.Not learned 454. What factor is essential to the proper operation of a radiator cooled engine?Not learned 455. Failure to comply with, or enforce, the provisions of the "Vessel Bridge-to-Bridge Radiotelephone Act" can result in which of the following?Not learned 456. The falls on gravity davits are __________.Not learned 457. What is a FALSE statement concerning the line throwing appliance on a vessel?Not learned 458. You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________.Not learned 459. You are fighting a fire in a cargo hold on your vessel. Which action is most important concerning the stability of the vessel?Not learned 460. You are fighting a fire in the electrical switchboard in the engine room. You should secure the power, then take which action?Not learned 461. When fighting a fire in an enclosed space, why should the hose team crouch as low as possible?Not learned 462. Fighting a fire in the galley poses which additional threat?Not learned 463. When fighting fires in spaces containing bottles of LPG (liquefied petroleum gas), which is the most prudent action to take?Not learned 464. When fighting a fire in a space containing an IMO class 1 hazardous cargo, the most effective fire fighting procedure is to __________.Not learned 465. When fighting a fire using a portable carbon dioxide extinguisher, where should the stream be directed to extinguish the fire?Not learned 466. When fighting a large fire on your vessel and attacking it from ABOVE the space on fire, it is important to __________.Not learned 467. When fighting an oil or gasoline fire in the bilge, which of the following should NOT be used?Not learned 468. To find the cause of a gasoline engine's failure to start, you should take which action?Not learned 469. On the fire control plans, in illustration D039SA below, the CO2 bottle room is designated by which symbol?Not learned 470. On fire control plans, in illustration D039SA, the dry chemical releasing station is designated by which symbol?Not learned 471. The Fire Control Plan must contain detailed information on which of the following systems?Not learned 472. Which fire control plan symbol in illustration D039SA below represents the agent or device best suited for extinguishing a class "A" fire?Not learned 473. Which fire control plan symbol, in illustration D039SA below, represents a dry chemical delivery method for small scale fires?Not learned 474. There is a fire in the crew's quarters of your vessel. Which action should you take FIRST?Not learned 475. Which fire detection system is actuated by sensing a heat rise in a compartment?Not learned 476. A fire in electrical equipment should be extinguished by using which type of extinguishing agent?Not learned 477. Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by which action?Not learned 478. If you have a fire in the engine room, what is the FIRST action you should take?Not learned 479. Fire extinguishing agents used on class C fires must have which characteristic?Not learned 480. Which fire-fighting agent is most effective at removing heat?Not learned 481. A fire hose has a __________.Not learned 482. A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the __________.Not learned 483. Fire hose should be washed with __________.Not learned 484. A fire must be ventilated __________.Not learned 485. A fire in the radio transmitter would be of what class?Not learned 486. A fire starts in a switchboard due to a short circuit. This is which class of fire?Not learned 487. A fire starts on your vessel while refueling. Which action should you take FIRST?Not learned 488. A fire in a transformer terminal would be classified as class __________.Not learned 489. When should a fire be ventilated?Not learned 490. Which firefighting method is an example of an indirect attack on a fire?Not learned 491. If a firefighting situation calls for low-velocity fog which action would you take?Not learned 492. Each fireman's outfit and its spare equipment on a tankship must be stowed in a(n) __________.Not learned 493. In the first 24 hours after abandoning a vessel, water should be given only to which personnel?Not learned 494. When should you first have any food or water after boarding a lifeboat or liferaft?Not learned 495. You are the first vessel to arrive at the scene of a distress. Due to the volume of traffic on the radio, you are unable to communicate with the vessel in distress. Which action should you take?Not learned 496. A fixed carbon dioxide extinguishing system for a machinery space, designed WITHOUT a stop valve in the line leading to the protected space, is actuated by __________.Not learned 497. In a fixed CO2 fire extinguishing system where pressure from pilot cylinders is used to release the CO2 from the main bank of 20 cylinders, what is the minimum number of required pilot cylinders?Not learned 498. Fixed CO2 systems would not be used on crew's quarters or at which other location?Not learned 499. Which are the flammable limits of methyl ethyl ketone?Not learned 500. Which is the flammable limit range of Diesel Oil mixed with air?Not learned 501. When will the float-free emergency position indicating radio beacon be activated after abandoning ship?Not learned 502. The floors in a vessel's hull structure are kept from tripping, or folding over, by which item?Not learned 503. Why should foam be banked off a bulkhead when extinguishing an oil fire?Not learned 504. Foam is effective in combating which class(es) of fire?Not learned 505. How does foam extinguish a fire?Not learned 506. How does foam extinguish an oil fire?Not learned 507. Foam extinguishes a fire mainly by __________.Not learned 508. A foam-type portable fire extinguisher would be most useful in combating which type of fire?Not learned 509. Which of the following aspects of a flooded space will most adversely affect transverse stability if it is subject to free communication?Not learned 510. Which of the following defines the difference between the free-floating displacement and the KB of a grounded vessel?Not learned 511. Which of the following defines "Rolling Period"?Not learned 512. Which of the following describes the function of a sea anchor when utilized as a tool for beaching a lifeboat through surf?Not learned 513. Which of the followings is a global communication service to provide distress alerting and a network for SAR communications for mariners?Not learned 514. Which of the following grounding scenarios would have the least damaging effect on vessel stability?Not learned 515. Which of the following is NOT identified on the vessel's fire control plan?Not learned 516. Which of the following is NOT identified on the vessel's fire control plan?Not learned 517. Which of the following is one of the most important safety procedures that should be adhered to prior to starting a gasoline engine on a motorboat?Not learned 518. Which of the following penalties can be imposed for a violation of the "Vessel Bridge-to-Bridge Radiotelephone Act"?Not learned 519. Which of the following is not required to be included on Fire Control Plans?Not learned 520. Which of the following is NOT required to be part of a vessel's Fire Control Plan?Not learned 521. Which of the following is a requirement if your bridge-to-bridge radiotelephone ceases to operate?Not learned 522. Which of the following is a requirement of the mechanical disengaging apparatus in a lifeboat?Not learned 523. Which of the following statements is FALSE concerning the proper procedure in handling a fire hose?Not learned 524. Which of the following statements is FALSE, concerning the regulations pertaining to the cylinder room of a fixed CO2 fire extinguishing system?Not learned 525. Which of the following statements about transmitting distress messages by radiotelephone is INCORRECT?Not learned 526. Which of the following terms defines a unit responsible for organizing search and rescue services?Not learned 527. Which of the following is True if your radiotelephone fails while underway?Not learned 528. Which of the following would be of immediate concern after discovering a large fire in the ship's galley?Not learned 529. The forward draft of your ship is 27'-11" and the after draft is 29'-03". The draft amidships is 28'-05". Which is TRUE of your vessel?Not learned 530. Four-cycle diesel engines obtain combustion air through turbo chargers, blowers, or which other means?Not learned 531. The free surface effects of a partially full liquid tank decrease with the increase of which item?Not learned 532. Freeboard is measured from the upper edge of the __________.Not learned 533. What frequency has the FCC designated for the use of bridge-to-bridge radiotelephone communications?Not learned 534. A fuel line breaks, sprays fuel on the hot exhaust manifold, and catches fire. What should be your FIRST action?Not learned 535. A fully loaded motor-propelled lifeboat must be capable of attaining which minimal speed if it is not towing other survival craft?Not learned 536. What is NOT a function of the steam drum of a marine water-tube boiler?Not learned 537. A galley grease fire on the stove may be extinguished using _______.Not learned 538. A galley grease fire would be classified as which class of fire?Not learned 539. The garboard strake is the __________.Not learned 540. If a gasoline engine turns over freely but will not start, the cause is generally __________.Not learned 541. Which are general requirements for a vessel's radiotelephone station log?Not learned 542. The geometric center of the waterplane area is called the __________.Not learned 543. When the GMDSS Radio Operator on watch hears "SECURITE" spoken three times he can expect to receive a message concerning __________.Not learned 544. The governor brake on a lifeboat winch shall be capable of controlling the speed of lowering a fully equipped lifeboat from a cargo ship at __________.Not learned 545. Where are the grab rails of a metal lifeboat normally located?Not learned 546. Great Lakes cargo vessels, having a liferaft stowed more than 100 meters from the bow or stern, must have at least how many liferafts?Not learned 547. The greatest effect on stability occurs from loose liquids flowing __________.Not learned 548. What does the gross tonnage of a vessel indicate?Not learned 549. The gross weight of a fully charged CO2 bottle in a fixed CO2 system is 220 lbs. When the bottle is empty it weighs 120 lbs. What is the minimum acceptable gross weight of the CO2 bottle before it should be recharged by the manufacturer?Not learned 550. Hand held red flares expire 42 months from the date of manufacture. Floating orange smoke distress signals expire after how many months?Not learned 551. You have hand launched an inflatable liferaft. What should be one of your FIRST actions after all persons have boarded the liferaft?Not learned 552. What happens when the handle of an all-purpose nozzle is pushed into the forward position?Not learned 553. When the handle of an all-purpose nozzle is pulled all the way back, it will __________.Not learned 554. When the handle of an all-purpose nozzle is in the vertical position and without an applicator, the all- purpose nozzle will __________.Not learned 555. You hear the general alarm and ship's whistle sound for over 10 seconds. What does this signal mean?Not learned 556. You hear on the radiotelephone the word "Securite" spoken three times. What does this indicate?Not learned 557. When you hear three short blasts on the ship's whistle and the same signal on the general alarm bells, which action should you take?Not learned 558. Heave is motion along which axis?Not learned 559. In heavy seas how should the helmsman steer the motor lifeboat?Not learned 560. If heavy smoke is coming from the paint locker, what should be the FIRST firefighting response?Not learned 561. Why is the height of a VHF radio antenna more important than the power output wattage of the radio?Not learned 562. When a helicopter is lifting personnel from an enclosed lifeboat, what should the other individuals in the boat do?Not learned 563. Which is TRUE of High-velocity fog?Not learned 564. A high-velocity fog stream can be used in firefighting situations to drive heat and smoke ahead of the firefighters in a passageway. This technique should only be used when which condition exists?Not learned 565. Horizontal transverse motion of a vessel is known by which term?Not learned 566. A hydraulic accumulator aboard a MODU is designed to __________.Not learned 567. Before hydraulic starting of an engine on a covered lifeboat, what need NOT be checked?Not learned 568. If ignited, which material would be a class B fire?Not learned 569. In illustration D008SA below, what type of davits are displayed?Not learned 570. In illustration D011SA below, what does the item labeled number (1) operate?Not learned 571. In illustration D012SA below, what is the mechanism that will release the tricing pendant?Not learned 572. In illustration D012SA below, what will be released when pulling on line number 5?Not learned 573. In illustration D014SA below, which item number correctly identifies the ballast bags?Not learned 574. In illustration D014SA below, which item number correctly identifies the external lifelines?Not learned 575. In illustration D014SA below, which item number correctly identifies the external recognition light, which can be seem up to two miles?Not learned 576. In illustration D014SA below, which item number correctly identifies the floating sheath knife?Not learned 577. In illustration D014SA below, which item number correctly identifies the sea anchor?Not learned 578. In illustration D014SA below, which item number correctly identifies the towing connection?Not learned 579. In illustration D014SA below, which item is the righting strap?Not learned 580. In illustration D014SA below, what number is the sea painter?Not learned 581. In illustration D014SA below, where would you find the knife?Not learned 582. In illustration D015SA below, which item number correctly identifies the hydrostatic release?Not learned 583. In illustration D015SA below, which item number correctly identifies the weak link?Not learned 584. In the illustration, the line indicated by number 4 is connected to which of the followingNot learned 585. In illustration D016SA below, what number indicates the frapping line?Not learned 586. In illustration D033DG below, what is the joint indicated by letter D?Not learned 587. In illustration D033DG below, which letter indicates a butt?Not learned 588. In illustration D033DG below, the lower seam of the strake indicated by the letter B is sometimes riveted. Why is this done?Not learned 589. In illustration D033DG below, what is the plating indicated by the letter N known as?Not learned 590. In illustration D033DG below, what is the space indicated by the letter J known as?Not learned 591. In illustration D033DG below, what is the structural member indicated by the letter K?Not learned 592. In illustration D033DG below, the structural member indicated by the letter K was fitted in segments between continuous longitudinals. It is known as which type of floor?Not learned 593. In illustration D035SA below, viewing the bridge level of your vessel's fire control plan, what do the two symbols within the machinery casing represent?Not learned 594. In illustration D036SA below, what does the solid arrow in the Crew Mess represent on the Fire Control Plans?Not learned 595. In illustration D039SA below, a complete recharge for a self-contained breathing apparatus can be found in what location designated by this symbol on the ship's fire control plan?Not learned 596. In illustration D039SA below, which Fire Control Plan symbol does NOT contain personal protective equipment?Not learned 597. In illustration D039SA below, which fire control plan symbol designates a space or compartment protected by Halon 1301?Not learned 598. In illustration D039SA below, which Fire Control Plan symbol is not part of the ship's foam system?Not learned 599. In illustration D039SA below, which Fire Control Plan symbol(s) represent part of the vessel's ventilation system?Not learned 600. In illustration D039SA below, what is the fire control plan symbol represented by number (16)?Not learned 601. In illustration D039SA below, what is the fire control plan symbol represented by number (30)?Not learned 602. In illustration D039SA below, what is the fire control plan symbol represented by number (37)?Not learned 603. In illustration D039SA below, what is the fire control plan symbol represented by number (39)?Not learned 604. In illustration D039SA below, what is the fire control plan symbol represented by number (56)?Not learned 605. In illustration D039SA below, what is the fire control plan symbol represented by number (64)?Not learned 606. In illustration D039SA below, what is the fire control plan symbol represented by number (67)?Not learned 607. In illustration D039SA below, what is the fire control plan symbol represented by number (7)?Not learned 608. In illustration D039SA below, which fire control plan symbol(s) represents the agent or device best suited for extinguishing a class "B" fire?Not learned 609. In illustration D039SA below, which fire control plan symbol represents the agent or device best suited for extinguishing a class "C" fire?Not learned 610. In illustration D039SA below, which Fire Control Plan symbol represents the best means to extinguish a Class Alpha fire?Not learned 611. In illustration D039SA below, which Fire Control Plan symbol represents the best means to extinguish a LARGE Class Bravo fire on deck?Not learned 612. In illustration D039SA below, which Fire Control Plan symbol represents a bilge pump?Not learned 613. In illustration D039SA below, which Fire Control Plan symbol represents the direction of primary means of escape?Not learned 614. In illustration D039SA below, which Fire Control Plan symbol represents an emergency fire pump?Not learned 615. In illustration D039SA below, which Fire Control Plan symbol represents an emergency generator?Not learned 616. In illustration D039SA below, which Fire Control Plan symbol represents equipment NOT to be found immediately outside the engine room?Not learned 617. In illustration D039SA below, which Fire Control Plan symbol represents equipment that is MOST likely to be found in the ship's galley?Not learned 618. In illustration D039SA below, which Fire Control Plan symbol represents a fire alarm panel?Not learned 619. In illustration D039SA below, which Fire Control Plan symbol represents a fire main with fire valves?Not learned 620. In illustration D039SA below, which Fire Control Plan symbol represents a fire pump?Not learned 621. In illustration D039SA below, which Fire Control Plan symbol represents a fire station?Not learned 622. In illustration D039SA below, which Fire Control Plan symbol represents a heat detector?Not learned 623. In illustration D039SA below, which Fire Control Plan symbol represents an international shore connection?Not learned 624. In illustration D039SA below, which Fire Control Plan symbol represents a NON-portable extinguisher?Not learned 625. In illustration D039SA below, which Fire Control Plan symbol represents a push button for a fire alarm?Not learned 626. In illustration D039SA below, which Fire Control Plan symbol represents a space protected by foam?Not learned 627. In illustration D039SA below, which Fire Control Plan symbol signifies equipment you would use if your fire pump(s) failed?Not learned 628. In illustration D039SA below, the halon room with the main battery of Halon 1301 bottles is designated by which symbol on the fire control plans?Not learned 629. In illustration D039SA below the location of a spare set of fire control plans on board the vessel is designated by what approved symbol?Not learned 630. In illustration D039SA below, what two fire control plan symbols designate the directional means of escape?Not learned 631. In illustration D041DG below, which of the following is the symbol for displacement?Not learned 632. In illustration D041DG below, which of the following is the symbol for the reference from which transverse measurements are made?Not learned 633. In illustration D041DG below, what does symbol 1 refer to?Not learned 634. In the illustration D041DG below, what does symbol 2 represent?Not learned 635. In illustration D041DG below, which is the symbol for amidships?Not learned 636. In illustration D041DG below, which symbol is the reference from which the height of the center of gravity is measured?Not learned 637. In illustration D041DG below, which is the symbol for the vertical plane midway between the fore and aft perpendiculars?Not learned 638. An immersion suit must be equipped with which item(s)?Not learned 639. What is the most important characteristic of the extinguishing agent in fighting a class "C" fire?Not learned 640. What is the MOST important consideration when determining how to fight an electrical fire?Not learned 641. The most important reason for taking anti-seasickness pills as soon as possible after entering a life raft is to __________.Not learned 642. What are the most important reasons for using water fog to fight fires?Not learned 643. An important step in fighting any electrical fire is to take which action?Not learned 644. To increase the extent of flooding your vessel can suffer without sinking, you could take which action?Not learned 645. Which is an indication that progressive flooding is occurring?Not learned 646. Which is an indication of reserve buoyancy?Not learned 647. If an inflatable liferaft is overturned, it may be righted by which action?Not learned 648. If an inflatable liferaft is to be released manually, where should the operating cord be attached before throwing the raft overboard?Not learned 649. An inflatable liferaft is thrown into the water from a sinking vessel. What should occur after the painter trips the CO2 bottles to inflate the raft?Not learned 650. When must an inflatable liferaft that has been repacked be overhauled and inspected at a U.S. Coast Guard approved service facility?Not learned 651. Inflatable liferafts are provided with a __________.Not learned 652. Inflatable liferafts are provided with which item?Not learned 653. Inflatable liferafts on vessels on an international voyage must be able to carry a minimum capacity of how many persons?Not learned 654. The initial action of a Williamson turn is to put the rudder over full until which of the following?Not learned 655. Initial stability of a vessel may be improved by __________.Not learned 656. The "inner bottom" is the __________.Not learned 657. Which instrument is suitable for determining the presence of explosive concentrations of fuel oil vapors in tanks?Not learned 658. What is the international distress frequency for radiotelephones?Not learned 659. The International Maritime Organization has specific stability requirements and recommendations for multiple vessel types. Which of the following are subject to these requirements?Not learned 660. On international voyages, tank ships of 500 gross tons or more, are required to have facilities to enable a connection on each side of the ship for which piece of equipment represented in illustration D039SA below?Not learned 661. You are involved in an emergency landing of a helicopter on the water. You should inflate your life jacket __________.Not learned 662. Who issues the regulations governing the frequencies of the bridge-to-bridge radiotelephone?Not learned 663. Who issues a ship's radiotelephone station license?Not learned 664. Which item of the listed survival craft equipment would be the most suitable for night signaling to a ship on the horizon?Not learned 665. Which item is a safety feature provided on all inflatable liferafts?Not learned 666. Which item is of the most use in getting a lifeboat away from a moving ship?Not learned 667. When joining the female coupling of the fire hose to the male outlet of the hydrant, you should make sure that the __________.Not learned 668. The joint formed when two steel plates are placed end-to-end is called a __________.Not learned 669. Which term is given to the joint formed when two steel shell plates are placed longitudinally side to side?Not learned 670. If you know that the vessel you are about to call on the VHF radio maintains a radio watch on both the working and the calling frequencies, which frequency should you call on?Not learned 671. Landing a lifeboat through surf should only be done if absolutely necessary. What should be done with the lifeboat rudder if this type of landing is unavoidable?Not learned 672. You are landing an oar propelled lifeboat through heavy surf with a strong current running parallel to the beach (from right to left when facing from seaward). Which is the recommended procedure to follow?Not learned 673. You have a large, broken-down vessel in tow with a wire rope and anchor cable towline. Both vessels have made provision for slipping the tow in an emergency; however, unless there are special circumstances which is TRUE?Not learned 674. A large fire, involving class "A" material, has developed in the ship's galley. In combating this fire, which action should you take?Not learned 675. Large volumes of carbon dioxide are safe and effective for fighting fires in enclosed spaces, such as in a pumproom, provided that the __________.Not learned 676. To launch a liferaft by hand, you should take which actions?Not learned 677. In launching a covered lifeboat, what would safely lower the lifeboat from inside the lifeboat cabin?Not learned 678. When launching a lifeboat, frapping lines should be rigged __________.Not learned 679. In launching a lifeboat, when should the tricing pendants be released?Not learned 680. When launching a lifeboat, how should the tricing pennants be released?Not learned 681. When launching an open lifeboat by falls, which is TRUE concerning the boathooks?Not learned 682. Which is TRUE concerning the length of the steering oar in a lifeboat?Not learned 683. How should the letter "D" be pronounced when spoken on the radiotelephone?Not learned 684. Your lifeboat has been adrift for several days when land is sighted. Which procedure should you use to survey a potential site to beach your lifeboat?Not learned 685. On a lifeboat equipped with Rottmer-type releasing gear, what does turning the releasing lever release?Not learned 686. Where should Lifeboat hatchets be kept?Not learned 687. Where should lifeboat hatchets be kept?Not learned 688. You are in a lifeboat in a heavy sea. Your boat is dead in the water and unable to make way. Which action should you take to prevent broaching?Not learned 689. How should the lifeboat sea painter be rigged?Not learned 690. If a lifeboat is stowed 40 feet above the light water draft and 200 feet from the bow, how long must the sea painter be?Not learned 691. The lifeboats on your vessel are stowed on cradles on deck and are handled by sheath-screw boom davits. Which of the following statements about launching a boat is TRUE?Not learned 692. When lifeboat winches with grooved drums are fitted on a vessel the lead sheaves to the drums shall be located to provide fleet angles of not more than __________.Not learned 693. How are lifelines attached to a life float?Not learned 694. Lifesaving regulations in Subchapter W require that a fire drill include which of the following?Not learned 695. Which is the lifesaving signal for, "This is the best place to land"?Not learned 696. What does the lifesaving signal indicated by a horizontal motion of a white light or white flare mean?Not learned 697. What is the lifesaving signal indicating "You are seen - Assistance will be given as soon as possible"?Not learned 698. What is the lifesaving signal for "You are seen - Assistance will be given as soon as possible"?Not learned 699. What is the lifesaving signal for "You are seen - Assistance will be given as soon as possible"?Not learned 700. How do the lights on the outside of the canopy on an inflatable liferaft operate?Not learned 701. What is the function of the lifeboat davit limit switches?Not learned 702. Limit switches are used on which davits?Not learned 703. Limit switches, winches, falls, etc. must be thoroughly inspected at least every __________.Not learned 704. Line throwing equipment should NOT be operated __________.Not learned 705. Loading cargo above the vessel's center of gravity will increase the vessel's vertical center of gravity. How will this affect the vessel?Not learned 706. In what location MUST a duplicate fire control plan be located?Not learned 707. If you log a distress message, it must include the __________.Not learned 708. How long are radio station logs involving communications during a disaster required to be kept by the station licensee?Not learned 709. A long ton is __________.Not learned 710. When lowering a boat with gravity davits, it will be initially pulled into the embarkation deck by which item?Not learned 711. When lowering lifeboats in heavy seas, a good practice is to rig frapping lines __________.Not learned 712. To lubricate the swivel or remove corrosion from a fire hose coupling, which should be used?Not learned 713. When should the lubricating oil be changed on a heavy-duty diesel engine?Not learned 714. Before any machinery is put in operation, you should take which action FIRST?Not learned 715. When the mainline valve of a self-contained breathing apparatus is open, the bypass valve should be __________.Not learned 716. Maintaining good working order of fuel pumps and injectors in auxiliary diesel engines requires the use of __________.Not learned 717. Which is a major advantage of the round turn maneuver in a man overboard situation?Not learned 718. Which is TRUE when making a Scharnow turn?Not learned 719. You are making ship-to-shore telephone calls on VHF. You should use the __________.Not learned 720. You are making a telephone call ship-to-shore using the VHF-FM service. You can tell that the working channel is busy if you hear __________.Not learned 721. When making VHF radio calls to nearby stations, what level of transmitting power should you use?Not learned 722. A man was sighted as he fell overboard. After completing a Williamson turn, the man is not sighted. What type of search should be conducted?Not learned 723. Which maneuver will return your vessel to a person who has fallen overboard in the shortest time?Not learned 724. How many liters of water per person must be carried in lifeboats on a tankship sailing a coastwise route?Not learned 725. How many ring life buoys should a 700-foot cargo vessel, not subject to SOLAS, navigating the Great Lakes carry?Not learned 726. Many sheath-screw davits have markings to indicate the maximum angle to which they should be cranked out. If the angle is exceeded, the davit __________.Not learned 727. All marine low-speed diesels are of what design?Not learned 728. Marine Operators, when calling a ship on VHF-FM radiotelephone, normally call on channel __________.Not learned 729. Which term is given to the maximum length allowed between main, transverse bulkheads on a vessel?Not learned 730. What is the maximum oxygen content below which flaming combustion will no longer occur?Not learned 731. What is maximum power allowed by the FCC for VHF-FM radio transmissions?Not learned 732. The maximum speed of lowering for a lifeboat on gravity davits is controlled by the __________.Not learned 733. What may the firing of a red star signal mean?Not learned 734. What is meant by the term "overhaul" in firefighting?Not learned 735. Most medium and slow speed diesels are started by what medium?Not learned 736. During a medivac one of the crew members requires assistance to be hoisted to the aircraft. Which of the following would be used to accomplish this task?Not learned 737. Which meets the requirement of an independent backup system on an electric start survival craft?Not learned 738. Messages concerning weather conditions transmitted by radiotelephone are preceded by __________.Not learned 739. A message giving warning of a hurricane should have which prefix when sent by radiotelephone?Not learned 740. How should a message warning of a tropical storm be sent?Not learned 741. Metacentric height is an indication of a vessel's stability __________.Not learned 742. Metacentric height is a measure of __________.Not learned 743. If the meter needle of the oxygen indicator cannot be set to zero, what should be done?Not learned 744. What is the minimum number of deck officers, able seaman or certificated persons required to command each lifeboat on a vessel in ocean service?Not learned 745. What is the minimum number of people required to safely handle a 1-1/2-inch fire hose?Not learned 746. What is the minimum number of ring life buoys required on board a 275-foot cargo vessel engaged in coastwise trade, under the alternatives for cargo vessels in a specified service?Not learned 747. What is the minimum size power-driven vessel, not engaged in towing, required to comply with the vessel bridge-to-bridge radiotelephone regulations?Not learned 748. You have abandoned ship in rough weather. After picking up other survivors in your liferaft, what should you do next?Not learned 749. According to the Lifesaving regulations in Subchapter W, fire and abandon ship drills must be held within 24 hours of leaving port if the percentage of the crew that has not participated in drills aboard that particular vessel in the prior month exceeds which percentage?Not learned 750. An aluminum powder fire is classified as class __________.Not learned 751. How are automatic fire dampers in ventilation systems operated?Not learned 752. Which class of fire is an oil fire classified?Not learned 753. Deficient oxygen content inside a chain locker can be detected with which item?Not learned 754. In an emergency, which can directly control the electro-hydraulic steering units on the vessel?Not learned 755. Which extinguishing agent is most effective on a mattress fire?Not learned 756. An extinguishing agent which effectively cools, dilutes combustible vapors and provides a heat and smoke screen is __________.Not learned 757. Which is the flammable range of Bunker C mixed with air?Not learned 758. Which of the following pieces of equipment is most commonly used by SAR helicopters when evacuating personnel from survival craft?Not learned 759. Which of the following when removed will extinguish a fire?Not learned 760. How are fusible link fire dampers operated?Not learned 761. When hoisting a boat on gravity type davits using an electric motor driven winch, the davit arms should be brought up to which position?Not learned 762. Which item(s) is/are a 2,000 GT tankship required to carry?Not learned 763. All lifeboats, rescue boats, and rigid-type liferafts shall be stripped, cleaned, and thoroughly overhauled at which time interval?Not learned 764. What is the lifesaving signal used to indicate, "Landing here is highly dangerous"?Not learned 765. Line throwing apparatus aboard ship must contain which items?Not learned 766. The Master of a cargo or tank vessel shall be responsible that each lifeboat, except those free-fall launched, is lowered to the water with crew and maneuvered. Which time interval is this action required?Not learned 767. A mechanical davit is designed to automatically accomplish which task?Not learned 768. You must evacuate a seaman by helicopter lift. Which statement is TRUE?Not learned 769. You must shore up a bulkhead due to solid flooding forward. The bulkhead approximates a rectangle. Where should the center of pressure of the shores be located on the bulkhead?Not learned 770. You must shore up the collision bulkhead due to solid flooding forward. The bulkhead approximates an inverted triangle. Where should the center of pressure of the shores on the bulkhead be located?Not learned 771. What is the name given to the bottom row of plating next to the keel of a lifeboat?Not learned 772. What is the name given to the canvas covering of fire hose?Not learned 773. Which name is given to the frames to which the tank top and bottom shell are fastened on a vessel?Not learned 774. What is the name given to the lines that are passed around the falls to hold the boat and prevent it from swinging violently?Not learned 775. Which is the normal tendency for a loaded tanker?Not learned 776. How often are CO2 cylinders forming part of a fixed fire extinguishing system required to be pressure tested?Not learned 777. How often are each EPIRB and SART for lifeboats required to be tested on the vessel?Not learned 778. One major disadvantage of a low-speed diesel as compared to a steam main-propulsion system is __________.Not learned 779. The outlet at a fire hydrant may be positioned anywhere from horizontal to pointing in which direction(s)?Not learned 780. What can an oxygen indicator be used to determine?Not learned 781. What is the penalty for failure to enforce, or comply with, the vessel bridge-to-bridge radiotelephone regulations?Not learned 782. You are picking up a conscious person that has fallen overboard in one of the vessels motor boats. Recovery is easier in a light breeze if you approach from which direction?Not learned 783. You are picking up an unconscious person that has fallen overboard in a fresh breeze. For safety reasons how should a small craft approach?Not learned 784. If a powdered aluminum fire is being fought, which is the most effective extinguishing agent to use?Not learned 785. What is the preferred agent used in fighting a helicopter crash fire?Not learned 786. Preventer bars are fitted on lifeboat releasing gear to prevent what from happening?Not learned 787. Which is the primary element to successfully rescuing a man overboard?Not learned 788. Which is the primary type of welding employed in shipyards in the construction of cargo vessels?Not learned 789. Which is the prime function of the bilge keel?Not learned 790. Where a propeller shaft passes through the hull, which device prevents water from entering the hull?Not learned 791. What is the purpose of a bilge well?Not learned 792. What is the purpose of limber holes in a lifeboat?Not learned 793. On the all-purpose nozzle, what is the position of the nozzle valve when the handle is all the way forward?Not learned 794. The all-purpose nozzle will produce a fog spray when you take which action?Not learned 795. What is the purpose of a water spray system on a covered lifeboat?Not learned 796. What is the radiotelephone urgency signal?Not learned 797. If you receive the signal over radiotelephone of "Romeo Papa Tango" while using the International Code of Signals, which action should you take?Not learned 798. When is it recommended that seawater be used for drinking?Not learned 799. To reduce the number of strakes at the bow, two strakes are tapered and joined at their ends by a single plate. What is the name of this plate?Not learned 800. You are releasing carbon dioxide gas (CO2) into an engine compartment to extinguish a fire. In which situation will the CO2 be most effective?Not learned 801. When rendering assistance to personnel in the water a SAR helicopter utilizes a rescue sling for most extractions. In which case would the use of a litter be preferred?Not learned 802. A rescue helicopter's hoist area should have a radius of at least which diameter?Not learned 803. In rough weather, when a ship is able to maneuver, which is TRUE when launching a lifeboat?Not learned 804. The safety discs on carbon dioxide cylinders are set to release at 2,700 psi. Under normal circumstances this pressure will be reached at which temperature?Not learned 805. During a SAR helicopter evacuation which of the following describes the proper donning of a rescue sling?Not learned 806. During a SAR helicopter evolution the rescue sling is the most widely used method of extraction. Which of the following describes the alternate Double Lift Method used to pick up incapacitated persons?Not learned 807. A SAR helicopter has landed a litter on deck to medivac a patient from your vessel. After ensuring that it has been grounded, what precautionary action should you take prior to loading the patient into the litter?Not learned 808. The searchlight on a survival craft must be capable of operating 3 hours continuously or 6 hours intermittently if operated in which cycles?Not learned 809. The shearing stresses on a ship's structure are usually greatest at which area?Not learned 810. In ship construction, where should the keel scantlings be the greatest thickness?Not learned 811. The single turn method of returning to a man overboard should be used ONLY if which condition exists?Not learned 812. A situation has occurred where it becomes necessary for you to be towed. What action should be taken to prevent your vessel from yawing?Not learned 813. A situation has occurred in which your vessel must be towed. When the towing vessel passes the towing line to you, where should you secure the line?Not learned 814. A squeeze-grip type carbon dioxide portable fire extinguisher has been partially discharged. Which action should be taken?Not learned 815. Which statement about immersion suits is TRUE?Not learned 816. Which statement is TRUE concerning distress signals in a lifeboat?Not learned 817. If the steersman of your lifeboat gives the command "Way enough", which action should you take?Not learned 818. Why should storage batteries be charged in a well-ventilated area?Not learned 819. What do stretchers that are fitted in lifeboats provide?Not learned 820. You have taken another vessel in tow. Which is an indicator that the towing speed is too fast?Not learned 821. Which term defines the horizontal fore-and-aft movement of a vessel?Not learned 822. Which term defines the volume of a vessel's intact watertight space above the waterline?Not learned 823. Which term describes the holes in the bulwark that allow deck water to drain into the sea?Not learned 824. Which term describes the time required to incline the vessel from port to starboard and back to port again?Not learned 825. The term displacement refers to which of the following?Not learned 826. Which term is given to the brickwork surrounding the firebox of a boiler?Not learned 827. Which term is given to the fittings used to secure a watertight door?Not learned 828. Which term indicates how many tons of cargo a vessel can carry?Not learned 829. Which term is used to describe the horizontal port or starboard movement of a vessel?Not learned 830. Which term is used to describe the point that is halfway between the forward and after perpendicular and is a reference point for vessel construction?Not learned 831. The three conditions which cause engine shutdown are overspeed, low lube oil pressure, and which other condition?Not learned 832. A thrust bearing is designed to accomplish which action?Not learned 833. Transverse stability calculations require the use of which information?Not learned 834. Which is TRUE concerning drinking salt water?Not learned 835. Which is TRUE concerning fire hose couplings?Not learned 836. Which is TRUE concerning the most serious effect trapped air has on a diesel engine jacket water cooling system?Not learned 837. Which is TRUE of the lifeline of a life float or buoyant apparatus?Not learned 838. Which is TRUE if passengers are on board when an abandon ship drill is carried out?Not learned 839. Which is TRUE of the spray of water in low-velocity fog?Not learned 840. Which is TRUE of the vessel's Sheer Plan?Not learned 841. The two factors which make underwater hull repair of a MODU difficult are accessibility and the __________.Not learned 842. Which type of weld is used to attach stiffeners to a plate?Not learned 843. Ultrasonic testing is used to determine the thickness of a vessel's shell plating and which other testing?Not learned 844. Upon completion of fueling a gasoline driven vessel it is necessary to perform which task?Not learned 845. Upon hearing the abandon ship signal, you put on your life jacket and report to your station. After the cover is removed you board your open lifeboat. Which is the FIRST thing to do in the lifeboat?Not learned 846. When using a handheld smoke signal aboard a survival craft, how should you activate the signal?Not learned 847. When using the International Code of Signals to communicate, the end of a radiotelephone transmission is indicated by which signal?Not learned 848. Ventilation systems connected to a compartment in which a fire is burning are normally closed to prevent the rapid spread of the fire by which method?Not learned 849. The vertical motion of a floating vessel in which the entire hull is lifted by the force of the sea is known by which term?Not learned 850. Your vessel has 3 lifeboats on each side. The middle lifeboat on the port side is designated as which boat number?Not learned 851. A vessel's bottom will be subjected to tension when weight is concentrated in which location(s)?Not learned 852. The "Vessel Bridge-to-Bridge Radiotelephone Act" applies to which of the following?Not learned 853. Your vessel has grounded and a report must be made to the United States Coast Guard. Which is the required form for this report?Not learned 854. When a vessel's LCG is aft of her LCB, how will the vessel respond?Not learned 855. Your vessel has a midships engine room and the cargo is concentrated in the end holds. Which is TRUE of your vessel?Not learned 856. Your vessel is required to have an impulse-projected line throwing appliance. Which is a requirement of the auxiliary line?Not learned 857. When a vessel is stationary and in a hogging condition, the main deck is under which type of stress?Not learned 858. In weighing CO2 cylinders, they must be recharged if weight loss exceeds which amount?Not learned 859. You are doing a Williamson turn. Your vessel has swung about 60° from the original course heading. Which action should you take next?Not learned 860. What is a wobbling tail shaft an indication of?Not learned 861. Where is the molded depth measured from on a vessel?Not learned 862. A moment is obtained by multiplying a force by its __________.Not learned 863. What monitoring device best indicates the load being carried by a diesel engine?Not learned 864. What is NOT a motion of the vessel?Not learned 865. Motor-propelled lifeboats are required to be fitted with which of the following?Not learned 866. Motor-propelled lifeboats are required to have sufficient fuel to operate continuously at 6 knots for how many hours?Not learned 867. If you must enter water on which there is an oil fire, which is the best action to take?Not learned 868. You must evacuate crewmembers from a space filling with smoke. In illustration D039SA below what fire control plan symbol designates the primary means of escape?Not learned 869. You must evacuate crewmembers from a space filling with smoke. The primary means of escape is blocked by the fire. What fire control plan symbol, in illustration D039SA below, designates the secondary means of escape?Not learned 870. If you must land on a beach with an oar-propelled lifeboat through a heavy surf, the recommended method is to __________.Not learned 871. You must medevac a critically injured seaman by helicopter hoist. Which statement is TRUE?Not learned 872. If you must swim through an oil fire, which action should be avoided?Not learned 873. What is the name given to the strake on each side of the keel?Not learned 874. Which is the national distress, safety, and calling frequency channel?Not learned 875. Why is it necessary to secure the forced ventilation to a compartment where there is a fire?Not learned 876. A new liferaft has been installed on your vessel. The operating cord should be __________.Not learned 877. When approaching a fire from leeward you should shield firefighters from the fire by using __________.Not learned 878. Automatic fire dampers in ventilation systems are operated by use of which item?Not learned 879. How does the rotation of the steering wheel on the navigation bridge initiate oil pressure being applied to the steering gear rams?Not learned 880. What would light gray smoke from a diesel engine probably indicate?Not learned 881. The normal designed CO2 storage tank temperature and pressure associated with a ship's low-pressure CO2 fixed fire extinguishing system is approximately __________.Not learned 882. What is the normal operating power for ship-to-ship communications on channel 13?Not learned 883. The nozzle of a gasoline hose or can should be kept __________.Not learned 884. Where would the number 2 lifeboat on a tanker be located?Not learned 885. Number 3 lifeboat would be __________.Not learned 886. How should the number "9" be pronounced when spoken on the radiotelephone?Not learned 887. The number of rowing oars that must be carried in a motor-propelled open lifeboat on a cargo vessel is __________.Not learned 888. On an oceangoing vessel, for each person a lifeboat (without desalting kits) is certified to carry, what must the boat be supplied with?Not learned 889. If the OCMI has NOT granted an extension, how often are free-fall lifeboats required to be lowered into the water and launched with the assigned crew?Not learned 890. How often must the impulse-projected line throwing appliance be test fired?Not learned 891. Oil fires are best extinguished by __________.Not learned 892. Oily rags stored in a pile that is open to the atmosphere are a hazard because they may __________.Not learned 893. One advantage of the "all-purpose nozzle" is that it __________.Not learned 894. One disadvantage of using regular dry chemical (sodium bicarbonate) in firefighting is that __________.Not learned 895. What is one effect of running a diesel engine at too cool a temperature?Not learned 896. What is one of the FIRST actions you should take after abandoning and clearing away from a vessel?Not learned 897. Which one of the following signals is made at night by a lifesaving station to indicate "Landing here highly dangerous"?Not learned 898. One gallon of high expansion foam solution will produce __________.Not learned 899. One gallon of low expansion foam solution will produce about __________.Not learned 900. One method of reducing the length of radio transmissions without distorting the meaning of your words is by using __________.Not learned 901. Each open lifeboat carried on a vessel on an international voyage must have __________.Not learned 902. In an open lifeboat, the lifeboat compass is usually __________.Not learned 903. To operate a portable CO2 extinguisher continuously in the discharge mode __________.Not learned 904. How do you operate a portable CO2 fire extinguisher?Not learned 905. When operating the air supply system in a covered lifeboat the __________.Not learned 906. The operating cord on an inflatable liferaft also serves as which item?Not learned 907. The operating cord on an inflatable liferaft should be renewed by __________.Not learned 908. You are operating a fire hose with an applicator attached. If you put the handle of the nozzle in the vertical position you will __________.Not learned 909. When operating gravity davits, the __________.Not learned 910. The operator of the ship's radiotelephone, if the radiotelephone is carried voluntarily, must hold at least which of the following?Not learned 911. In order to discharge a CO2 portable fire extinguisher, the operator must FIRST take which action?Not learned 912. In order to prevent galvanic corrosion, an aluminum boat must be insulated from the davits and gripes. Which of the following is acceptable as an insulator?Not learned 913. Which organization reviews and approves a vessel's fire control plan?Not learned 914. Overhauling a fire in the living quarters on a vessel must include __________.Not learned 915. Owing to the greater girth of a ship amidships than at the ends, certain strakes are dropped as they approach the bow and stern to reduce the amount of plating at the ends. What is the name given to these strakes?Not learned 916. The painter which is to be attached to the thwart of a lifeboat should __________.Not learned 917. In painting a lifeboat following its overhaul, which parts must be painted bright red?Not learned 918. "PAN-PAN" repeated three times over the radiotelephone indicates which type of message will follow?Not learned 919. You are part of a search team and have been told that the wiper was last sighted next to the fire pump (s) in the lower engine room. Utilizing illustration D038SA below, what is the exact location of the fire pump(s)?Not learned 920. You are part of a team to overhaul a fire that was just extinguished in the crew lounge. Where is the nearest fire axe to break apart the furnitureNot learned 921. Your passenger vessel is 130 feet (40 m) long and is alternatively equipped for operating in river service. How many life buoys are required for the vessel?Not learned 922. If a passenger vessel navigating the Great Lakes is required to carry 8 life buoys, what is the allowable minimum number of these buoys that must have self-igniting lights attached?Not learned 923. The percentage of the total surface area or volume of a flooded compartment that can be occupied by water caused by damage defines which term?Not learned 924. What is the period of validity of a De-Rat certificate?Not learned 925. For each person it is certified to carry, a lifeboat on an oceangoing passenger vessel must be provided with all of the following EXCEPT __________.Not learned 926. You are the person in charge of a lifeboat when land is sighted. Due to a medical emergency, you have made the decision to beach the lifeboat through the surf. Which of the following is of greatest consideration in making this decision?Not learned 927. You are the person in charge of a lifeboat and have made the decision to beach your craft through a heavy surf. Which of the following is the recommended procedure for a boat under oars?Not learned 928. A person referring to the stern sheets of a lifeboat is speaking of __________.Not learned 929. When picking up a lifeboat at sea with way on the ship, where should the sea painter be secured?Not learned 930. Which piece(s) of equipment represented by the Fire Control Plan symbols in illustration D039SA below, can be found on the exterior of the vessel?Not learned 931. You are piloting a vessel, which is required to have a radiotelephone, on the navigable waters of the United States. Choose the best answer that states the requirement(s) of the regulations?Not learned 932. The pivot pin at the base of a sheath-screw boom davit must be __________.Not learned 933. A portable dry chemical fire extinguisher discharges by __________.Not learned 934. Portable foam fire-extinguishers are designed for use on which class of fires?Not learned 935. A portable foam (stored-pressure type) fire extinguisher would be most useful in combating a fire in __________.Not learned 936. When possible, what is the FIRST step in fighting an engine fuel-pump fire which results from a broken fuel line?Not learned 937. What power source actuates a solenoid valve?Not learned 938. You are preparing to take another vessel in tow. Which signal indicates, "Hawser is made fast"?Not learned 939. What prevents an inflated life raft from being pulled under by a vessel which sinks in water over 100 feet in depth?Not learned 940. What is the primary hazard, other than fire damage, associated with a class C fire?Not learned 941. The primary method by which water spray puts out fires is by __________.Not learned 942. What is the principle behind dynamic braking as used on an anchor windlass?Not learned 943. What is the most probable cause of reduced capacity in a reciprocating air compressor?Not learned 944. Which term defines the most probable position of the object of a search at any given time?Not learned 945. You are proceeding to the area of reported distress. When you arrive at the reported position, the vessel in distress is not sighted. What type of search should be conducted?Not learned 946. You are proceeding to a distress site and expect large numbers of people in the water. Which statement is TRUE?Not learned 947. While proceeding to a distress site, you hear the words "Seelonce mayday" on the radiotelephone. Which action should you take?Not learned 948. You are proceeding to a distress site where the survivors are in liferafts. Which action will assist in making your vessel more visible to the survivors?Not learned 949. You are proceeding to a distress site. The survivors are in liferafts. What will make your ship more visible to the survivors?Not learned 950. While proceeding towards a distress site you hear the message PRU-DONCE over the radiotelephone. Which action should you take?Not learned 951. While proceeding towards a distress site you hear the message "Seelonce Feenee" over the radiotelephone. Which action should you take?Not learned 952. You are in the process of righting an inflatable liferaft that has inflated in an upside down position. Which statement is TRUE?Not learned 953. In the production of chemical foam by a continuous-type generator __________.Not learned 954. Production of mechanical foam by a portable in-line foam proportioner __________.Not learned 955. A pump room is suspected of accumulating gases after a ventilation machinery breakdown. Where should the combustible gas indicator case be placed when testing the pump room atmosphere for combustible gases?Not learned 956. Puncture leaks in the lower tubes or bottom of an inflatable liferaft should FIRST be stopped by using which item(s)?Not learned 957. What is the purpose of a fire control plan aboard passenger ships?Not learned 958. What is the purpose of the hydrostatic release on an inflatable liferaft?Not learned 959. What is the purpose of the intake/exhaust valves in a diesel engine?Not learned 960. What is the purpose of a striker plate?Not learned 961. For the purpose of training and drills, if reasonable and practicable, how frequently should rescue boats be launched with their assigned crew?Not learned 962. What is the purpose of the tricing pendants?Not learned 963. What is the purpose of the tripping line on a sea anchor?Not learned 964. What does a pyrometer measure on a diesel engine?Not learned 965. What quality of a diesel fuel is most significant for efficient combustion?Not learned 966. Which quantity of fuel is required to be carried in a motor lifeboat?Not learned 967. Which is the quickest method to stop a small diesel engine whose throttle or governor has become stuck open?Not learned 968. In a racetrack turn, to recover a man overboard, the vessel is steadied for the SECOND time after a turn of how many degrees from the original heading?Not learned 969. When would a racetrack turn be better than a Williamson turn in recovering a man overboard?Not learned 970. In radiotelephone communications, the prefix PAN-PAN indicates that __________.Not learned 971. The radiotelephone safety message urgently concerned with safety of a person would be prefixed by which word?Not learned 972. Which radiotelephone signal indicates receipt of a distress message?Not learned 973. Which radiotelephone transmission may be sent over channel 16?Not learned 974. The rated operating time of a self-contained breathing device may be reduced in actual use because of __________.Not learned 975. You are reading the draft marks as shown in illustration D032DG. The top 2 inches of the 9 forward is visible above the water level, and the water level is four inches below the 10 aft. What is the mean draft?Not learned 976. You are reading the draft marks as shown in illustration D032DG. The top 2 inches of number "9" are visible above the waterline. What is the draft?Not learned 977. You are reading the draft marks as shown in illustration D032DG. The water level is about 4 inches below the bottom of 10. What is the draft?Not learned 978. You are reading the draft marks as shown in illustration D032DG. The water level is about 4 inches below the bottom of the number 11. What is the draft?Not learned 979. You are reading the draft marks as shown in illustration D032DG. The water level is at the bottom of number 11. What is the draft?Not learned 980. You are reading the draft marks as shown in illustration D032DG. The water level forward is 4 inches below the 11, and the water level aft is 2 inches below the top of the 11. What is the mean draft?Not learned 981. You are reading the draft marks as shown in illustration D032DG. The water level forward leaves about 4 inches of the 11 visible, and the water level aft is at the top of the 10. What is the mean draft?Not learned 982. You are reading the draft marks as shown in illustration D032DG. The water level forward is at the top of the 8, and the water level aft is at the top of the 8. What is the mean draft?Not learned 983. You are reading the draft marks as shown in illustration D032DG. The water level is at the top of number 8. What is the draft?Not learned 984. You are reading draft marks on a vessel. The water level is halfway between the bottom of the number 5 and the top of the number 5. What is the draft of the vessel?Not learned 985. After each reading of an oxygen indicator, the instrument should be purged with __________.Not learned 986. You receive a call from the U.S. Coast Guard addressed to all stations. The call begins with the words "Pan- Pan" (3 times). Which type of emergency signal would this be?Not learned 987. The reception of weak radio signals may be improved by "opening up" the squelch control. What is the normal setting of the squelch control?Not learned 988. Regular foam can be used on all but which flammable liquid?Not learned 989. Regulations define the bulkhead deck as __________. (subdivision and stability regulations)Not learned 990. By regulation, how long you MUST keep a record of the use of your radiotelephone?Not learned 991. The regulations require that inspected vessels on an international voyage, other than small passenger vessels, must carry which of the following distress signals on or near the navigating bridge?Not learned 992. The releasing lever of a lifeboat shall be red in color with a placard stating which of the following?Not learned 993. To remedy a leaking fire hose connection at the hydrant, secure the valve and __________.Not learned 994. What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?Not learned 995. What is required to launch a boat stowed in a crescent davit?Not learned 996. Which is the required location of the radiotelephone station aboard a vessel to which the "Vessel Bridge-to-Bridge Radiotelephone Act" applies?Not learned 997. What is the required minimum length of the painter for a lifeboat in ocean service?Not learned 998. What is required by regulations concerning the stowage of lifeboats on cargo vessels?Not learned 999. Which is a requirement for any person maintaining a listening watch on a bridge-to-bridge radiotelephone?Not learned 1000. Reserve buoyancy is __________.Not learned 1001. What is the result of multiplying a weight by a distance?Not learned 1002. The result of two forces acting in opposite directions and along parallel lines, is an example of what type of stress?Not learned 1003. Routine radio communications should be no more than which duration?Not learned 1004. A safe fuel system must __________.Not learned 1005. The Scharnow turn should be used in a man overboard situation only when __________.Not learned 1006. When a sea anchor for a lifeboat is properly rigged, it will __________.Not learned 1007. When a sea anchor is used in landing stern first in a heavy surf, sternway is checked by __________.Not learned 1008. You are at sea in an inflatable liferaft. In high latitudes, which presents the greatest danger?Not learned 1009. Where should the sea painter of a lifeboat be secured?Not learned 1010. How is the sea painter secured in an open lifeboat?Not learned 1011. You are at sea and have received a General Emergency message announcing the outbreak of war in Europe. You are directed to comply with the instructions in NGA (NIMA) PUB 117, Chapter Eight. Which statement is TRUE?Not learned 1012. A seaman is reported missing in the morning and was last seen after coming off the mid-watch. Which type of turn would you use to return to the track-line steamed during the night?Not learned 1013. You are on the second deck of the engine room between frames 92 thru105 and the space is filling up with smoke. Utilizing illustration D037SA below, where is the primary means of escape from that area is via a ladderwell?Not learned 1014. You are on the second deck in the main machinery space. Utilizing illustration D037SA below what emergency equipment, if any, is located at frame 107?Not learned 1015. You see an iceberg that has not been reported. What kind of radio message do you transmit to warn others?Not learned 1016. As seen in illustration D035SA below, when the remote push button located in the wheelhouse, starboard side, frame 122, is actuated, what is the result?Not learned 1017. As seen in illustration D039SA below a complete set of spare batteries for a fireman's outfit can be found in what location designated by this symbol on the ship's fire control plan?Not learned 1018. As seen in illustration D039SA below, a locker with additional breathing apparatuses can be found in what location designated by this symbol on the ship's fire control plan?Not learned 1019. As seen in illustration D039SA below a locker with additional protective clothing can be found in what location designated by this symbol on the ship's fire control plan?Not learned 1020. When sending and receiving messages on the marine radio, confusion over unusual words can be avoided by using the __________.Not learned 1021. Which sequence is correct when launching a lifeboat stowed in gravity davits?Not learned 1022. Which is the most serious effect of air trapped in a non-treated diesel engine jacket water cooling system?Not learned 1023. The most serious effect of oxygen retained in a diesel engine jacket water cooling system is that it __________.Not learned 1024. The service use of pyrotechnic distress signals measured from the date of manufacture shall be limited to which period of time?Not learned 1025. Several merchant ships are arriving at the scene of a distress incident. One of them must assume the duties of the On-Scene Coordinator. Which of the following statements is TRUE?Not learned 1026. What shall be conducted during a fire and boat drill?Not learned 1027. Shell plating is _________.Not learned 1028. Shell plating that has curvature in two directions and must be heated and hammered to shape over specially prepared forms is called __________.Not learned 1029. You are on a ship that has broken down and are preparing to be taken in tow. You will use your anchor cable as part of the towline. Which statement is TRUE?Not learned 1030. A ship's forward draft is 22'-04" and its after draft is 23'-00". The draft amidships is 23'-04". Using this information, where is the concentration of weight on the vessel?Not learned 1031. A ship's forward draft is 22'-04" and it’s after draft is 24'-00". The draft amidships is 23'-04". This indicates a concentration of weight is located at which of the following areas?Not learned 1032. When a ship's low-pressure CO2 fixed fire extinguishing system is activated from a remote location, what determines the quantity of CO2 being released into a selected space?Not learned 1033. A ship station license for your radiotelephone is valid for which of the following terms?Not learned 1034. The ship's tanks most effective for trimming are the __________.Not learned 1035. A short ton is a unit of weight consisting of __________.Not learned 1036. Where do signs of racking stresses generally appear on the vessel?Not learned 1037. How should signal flares be used after you have abandoned ship and are adrift in a liferaft?Not learned 1038. What is the signal to guide vessels in distress, indicating, "This is the best place to land"?Not learned 1039. Which signal is used by a rescue unit to indicate, "Avast hauling"?Not learned 1040. What is the signal used with shore lifesaving equipment to indicate, "Affirmative"?Not learned 1041. Which signal would be used by a shore rescue unit to indicate "Landing here highly dangerous"?Not learned 1042. If the situation arose where it became necessary to tow a disabled vessel, which statement is TRUE concerning the towing line?Not learned 1043. What size bilge pump is required for a lifeboat which has a capacity of 675 cubic feet?Not learned 1044. In small-angle stability, when external forces exist, the buoyant force is assumed to act vertically upwards through the center of buoyancy and through the __________.Not learned 1045. In small angle stability, the metacentric height __________.Not learned 1046. In small angle stability theory, the metacenter is located at the intersection of the inclined vertical centerline and a vertical line through which point?Not learned 1047. Small hull leaks can be temporarily repaired by __________.Not learned 1048. Small quantities of flammable liquids needed at a work site should be __________.Not learned 1049. SOLAS requires which of the following with regard to watertight doors in cargo spaces?Not learned 1050. SOLAS requires a logbook entry for the operation of watertight door drills. Which of the following lists the frequency that these drills are required to be conducted for passenger vessels?Not learned 1051. SOLAS requires that passenger vessels make an entry in the log book for all drills and inspections of watertight doors. What other information relevant to the watertight doors is required to be entered?Not learned 1052. What is the space above the engine room called?Not learned 1053. Some spaces protected by fixed carbon dioxide systems are required to have audible alarms that begin sounding prior to the discharge of CO2. This time delay must be at least __________.Not learned 1054. A spanner is a __________.Not learned 1055. Why is spare fire hose rolled for storage?Not learned 1056. Specific radio frequencies are designated as International Maritime frequencies used for voice distress, safety and hailing. Which of the following is an International Maritime VHF-FM frequency as described previously?Not learned 1057. What is the spoken emergency signal for a "man overboard" on the VHF radio?Not learned 1058. Which spoken emergency signal would you use to call a boat to come assist a man overboard?Not learned 1059. Spontaneous ignition can result from __________.Not learned 1060. The spray of water produced by using the high-velocity fog position on an all-purpose nozzle will have __________.Not learned 1061. The spread of fire is NOT prevented by __________.Not learned 1062. Stability is determined principally by the location of the point of application of two forces: the downward-acting gravity force and which other force?Not learned 1063. Before you start an engine in a compartment, it's MOST important to __________.Not learned 1064. Before starting any diesel or gasoline engine, which of the following must be checked?Not learned 1065. Which statement about bilge keels is CORRECT?Not learned 1066. Which statement concerning the application of dry chemical powder is FALSE?Not learned 1067. Which statement concerning carbon dioxide is FALSE?Not learned 1068. Which statement concerning immersion suits is TRUE?Not learned 1069. Which statement concerning solid floors is TRUE?Not learned 1070. Which statement describes the primary process by which fires are extinguished by dry chemical?Not learned 1071. Which statement is FALSE concerning precautions during small craft fueling operations?Not learned 1072. Which statement about firefighting foam is TRUE?Not learned 1073. What statement about immersion suits is TRUE?Not learned 1074. Which statement about immersion suits is TRUE?Not learned 1075. Which statement about immersion suits is TRUE?Not learned 1076. Which statement about immersion suits is TRUE?Not learned 1077. Which statement(s) is(are) TRUE concerning the use of dry chemical extinguishers?Not learned 1078. Which statement about stowing spare hose is TRUE?Not learned 1079. Which statement is TRUE concerning the application of foam on an oil fire?Not learned 1080. Which statement is TRUE concerning carbon dioxide?Not learned 1081. Which statement is TRUE concerning carbon dioxide?Not learned 1082. Which statement is TRUE concerning a fire in a machinery space?Not learned 1083. Which statement is TRUE concerning fuel vapors on a vessel?Not learned 1084. Which statement is TRUE concerning gasoline vapors on board a vessel?Not learned 1085. Which statement is TRUE concerning lifeboat gripes?Not learned 1086. Which statement is TRUE concerning lifeboat installations on Great Lakes vessels?Not learned 1087. Which statement is TRUE concerning a motor lifeboat?Not learned 1088. Which statement is TRUE concerning the oxygen indicator?Not learned 1089. Which statement is TRUE concerning protection of double bottom tanks against excessive pressure?Not learned 1090. Which statement is TRUE concerning radiotelephones on board towing vessels?Not learned 1091. Which statement is TRUE concerning spare charges for portable fire extinguishers on unmanned tank barges?Not learned 1092. Which statement is TRUE about firefighting foam?Not learned 1093. Which statement about the Williamson turn is FALSE?Not learned 1094. The static stability curve for a given vessel peaks at 34°. For this ship, what would be the danger angle for a permanent list?Not learned 1095. With what other stations may portable survival craft transceivers communicate?Not learned 1096. While steering by autopilot you notice that the vessel is deviating from the given course and there is no follow up with corrective rudder action to return to the proper heading. The emergency operating procedure should require you to immediately change operation from __________.Not learned 1097. Which is TRUE of the steering oar in a lifeboat?Not learned 1098. The steering oar in a lifeboat is usually referred to as the __________.Not learned 1099. Which step should normally be taken FIRST by those who have boarded a liferaft in an emergency?Not learned 1100. A stored-pressure water extinguisher is most effective against which class of fires?Not learned 1101. The straight stream capability of an all-purpose nozzle is used in fighting a class A fire to accomplish which task?Not learned 1102. When you stream a sea anchor, you should make sure that the holding line is __________.Not learned 1103. The strength of a deck will be increased by adding which item?Not learned 1104. A "strongback" refers to a __________.Not learned 1105. The success of an indirect attack on a fire depends on the __________.Not learned 1106. Sudden unloading of a diesel engine can cause which to occur?Not learned 1107. You suspect that a crewmember has fallen overboard during the night and immediately execute a Williamson turn. What is the primary advantage of this maneuver under these circumstances?Not learned 1108. A sweep oar is an oar that is __________.Not learned 1109. The symbols for fire control plans are approved by which organization?Not learned 1110. Symbol number (51) in illustration D039SA below is found all throughout the ship. What fire control equipment does this symbol represent?Not learned 1111. Which system is most likely to be subject to fading or static interference?Not learned 1112. A tank with internal dimensions of 40 feet X 20 feet X 12 feet is pressed with fuel oil weighing 54 pounds per cubic foot. What is the weight, in short tons, of the liquid?Not learned 1113. You are in a tank wearing a breathing apparatus and you desire to return topside. How many tugs of the lifeline mean "Take up slack"?Not learned 1114. Which term defines the tendency of a vessel to return to its original TRIM after being inclined by an external force?Not learned 1115. You are tending the lifeline of a man who entered a compartment using a breathing apparatus. How many tugs on the lifeline indicate the man should back out?Not learned 1116. You are tending the lifeline of a man who entered a tank using a breathing apparatus. How many tugs on the lifeline indicate that the man should come out immediately?Not learned 1117. You are tending the lifeline of a person who has entered a compartment wearing a breathing apparatus. How many tugs of the lifeline mean "Are you all right"?Not learned 1118. Tensile stress is a result of two forces acting in __________.Not learned 1119. Which term applied to the bottom shell plating in a double-bottom ship?Not learned 1120. The terms "cant frame" and "counter" are associated with which part of the vessel?Not learned 1121. The terms "ceiling" and "margin plate" are associated with which areas of the vessel?Not learned 1122. Which term defines the vertical structural members attached to the floors that add strength to the floors?Not learned 1123. Which term is given to the wooden planking that protects the tank top from cargo loading?Not learned 1124. What term indicates the immersed body of the vessel forward of the parallel mid-body?Not learned 1125. What term indicates the length measured along the summer load line from the intersection of that load line with the foreside of the stem and the intersection of that load line with the aft side of the rudder post?Not learned 1126. What term indicates the midships portion of a vessel that has a constant cross section?Not learned 1127. What term indicates the outward curvature of the hull above the waterline?Not learned 1128. Which term refers to a transverse curvature of the deck?Not learned 1129. The term "strake" is used in reference to which item(s)?Not learned 1130. You are testing a tank that contained gasoline by using a combustible gas indicator. Under testing, the tank sample caused the needle to move rapidly to 100 on the dial then fall to zero. What is the concentration of flammable gas?Not learned 1131. "Thermal protective aids" are required for what percentage of the persons a survival craft is equipped to carry?Not learned 1132. What are the three basic types of engine starters?Not learned 1133. What time of day would an SSB radio have the longest transmitting range?Not learned 1134. Tonnage openings must be closed by means of __________.Not learned 1135. The total weight of cargo, fuel, water, stores, passengers and crew, and their effects, that a ship can carry, is known as which term?Not learned 1136. On a small boat, if someone fell overboard and you did not know over which side the person fell, which action should you take?Not learned 1137. All towing vessels of 26 feet or longer while navigating are required to carry which item?Not learned 1138. Which toxic gas is a product of incomplete combustion, and is often present when a fire burns in a closed compartment?Not learned 1139. The TPI curve, one of the hydrostatic curves in a vessel's plans, gives the number of tons __________.Not learned 1140. What is the traditional signal for fire aboard ship?Not learned 1141. During a training exercise a submarine indicating that a torpedo has been fired will send up smoke from a float. What color will the smoke be?Not learned 1142. Which is TRUE if you are transmitting a distress message by radiotelephone?Not learned 1143. Transverse frames are more widely spaced on a ship that is designed with the __________.Not learned 1144. The tricing pendants should be released __________.Not learned 1145. You have just tried calling another vessel on the VHF and they have not replied. How long should you wait before calling that station again?Not learned 1146. The "trimming arm" of a vessel is the horizontal distance between the __________.Not learned 1147. What is TRUE concerning frapping lines?Not learned 1148. Which is TRUE concerning the painter of an inflatable liferaft?Not learned 1149. Which is TRUE concerning the production of mechanical foam by a portable in-line foam proportioner?Not learned 1150. Which is TRUE of the term negative slip on a vessel?Not learned 1151. You are trying to rescue survivors from a wrecked vessel on fire. How should you make your approach?Not learned 1152. When two generators are operating in parallel, what will happen if one engine driving a generator shuts down?Not learned 1153. Which are the two points that act together to trim a ship?Not learned 1154. Up to two thirds of a survival crafts required drinking water may be produced by a manually-powered reverse osmosis desalinator if it can be done in __________.Not learned 1155. Which type of davit is not considered to be a mechanical davit?Not learned 1156. On which type davit does the davit head stay at the same height?Not learned 1157. Which type of davit requires you to turn a crank in order to swing the lifeboat out over the ship's side?Not learned 1158. Which type of EPIRB must each ocean-going ship carry?Not learned 1159. Which type of fire is the foam (stored-pressure type) fire extinguisher effective on?Not learned 1160. Which type of plan is used to outline the vessel's fire fighting arrangement within the fire control plan?Not learned 1161. Which type of portable fire extinguisher is best suited for putting out a Class D fire?Not learned 1162. Which types of portable fire extinguishers are designed for putting out electrical fires?Not learned 1163. Which types of portable fire extinguishers are designed for use on electrical fires?Not learned 1164. Which type of portable fire extinguisher is NOT designed for use on flammable liquid fires?Not learned 1165. What type of stern tube bearing has the least friction?Not learned 1166. Which type of weld testing can be used to detect internal flaws?Not learned 1167. When do U.S. regulations require your vessel's EPIRB to be tested?Not learned 1168. If you are unable to stop a diesel engine by any other means, which action can you take?Not learned 1169. You are underway in the Gulf of Mexico when you hear a distress message over the VHF radio. The position of the sender is about 20 miles south of Galveston, TX, and you are about 80 miles ESE of Galveston. What action should you take?Not learned 1170. You are underway in mid-ocean when you hear a distress message. The position of the sender is 150 miles away. No other vessel has acknowledged the distress. Your maximum speed is 5 knots and due to the seriousness of the distress, you cannot arrive on scene to provide effective assistance. What action should you take?Not learned 1171. You are underway in mid-ocean, when you hear a distress message over the VHF radio. The position of the sender is 20 miles away. What action should you take?Not learned 1172. While underway, if you are required to have a radiotelephone, you must maintain a continuous listening watch on which of the following channels?Not learned 1173. While underway in thick fog you are on watch and hear the cry "man overboard". Which type of maneuver should you make?Not learned 1174. Upon receipt of a distress message, a merchant vessel is bound to proceed to the scene of the distress. Under which of the following cases would this NOT be true?Not learned 1175. An upright vessel has negative GM. GM becomes positive at the angle of loll because the __________.Not learned 1176. When do you use your FCC call sign when transmitting on channel 16?Not learned 1177. When used to fight fire, carbon dioxide __________.Not learned 1178. What is used as an indicator of initial stability?Not learned 1179. What can be used to measure the percentage of oxygen inside a chain locker?Not learned 1180. What is used to prevent accidental flooding of a double bottom or peak tanks in the event of a pipe rupture due to collision?Not learned 1181. What should be used to remove corrosion from the swivel on the female coupling of a fire hose?Not learned 1182. What should be used to steer an open lifeboat if the rudder becomes lost or damaged?Not learned 1183. What is NOT used as a stern tube bearing, on a large vessel?Not learned 1184. When using the combustible gas indicator, a special filter for filtering the incoming sample must be used if the atmosphere being tested contains vapors of __________.Not learned 1185. Before using a fixed CO2 system to fight an engine room fire, you must __________.Not learned 1186. When using a high-velocity fog stream in a passageway, the possibility of a blow back must be guarded against. Blow back is most likely to occur when __________.Not learned 1187. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 21.2 feet and the drafts are: FWD 27'-11", AFT 28'-07".Not learned 1188. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 21.8 feet and the drafts are: FWD 19'-05", AFT 20'-01".Not learned 1189. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 21.8 feet and the drafts are: FWD 23'-05", AFT 24'- 04".Not learned 1190. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 22.2 feet and the drafts are: FWD 23'-06", AFT 24'- 03".Not learned 1191. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 22.4 feet and the drafts are: FWD 15'-03", AFT 15'-09".Not learned 1192. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 22.4 feet, and the drafts are: FWD 19'-06", AFT 20'-00".Not learned 1193. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 23.7 feet and the drafts are: FWD 28'-00", AFT 28'-06".Not learned 1194. Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 25.0 feet and the drafts are: FWD 15'-04", AFT 15'-08".Not learned 1195. When using the lifeboat compass, you must be careful to __________.Not learned 1196. You are using an oxygen indicator. How long should you wait after the sample is drawn into the instrument before reading the meter?Not learned 1197. When using the oxygen indicator, which reaction from the needle should you expect as a sample is drawn into the instrument?Not learned 1198. You are using a racetrack turn to recover a man overboard. The vessel is first steadied when how many degrees away from the original heading?Not learned 1199. When using the rainwater collection tubes on a life raft, the FIRST collection should be __________.Not learned 1200. On the illustrated fire control plan, what emergency equipment is located in the sculleryNot learned 1201. You are using VHF channel 16 (156.8 MHz) or 2182 kHz. You need help but are not in danger, which signal signifies urgency?Not learned 1202. What is the usual depth of a beam bracket?Not learned 1203. What is not usually a concern when loading a single-hulled tanker?Not learned 1204. Utilizing illustration D035SA below, the Master has ordered you to pull the remote ventilation shut down, where is it found?Not learned 1205. Utilizing illustration D038SA below of the fire control plan of the lower engine room, what does the arrow between frames 135 and 140 represent?Not learned 1206. Utilizing illustration D038SA below a view of a vessel fire control plan, how many spaces are protected by a fixed CO2 extinguishing system?Not learned 1207. The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE?Not learned 1208. Your vessel has 3 lifeboats on each side. The aftermost boat on the starboard side is designated as boat number __________.Not learned 1209. The "Vessel Bridge-to-Bridge Radiotelephone Act" applies to which towboat?Not learned 1210. Under the "Vessel Bridge-to-Bridge Radiotelephone Act", which of the following is True if there is a failure of a vessel's radiotelephone equipment?Not learned 1211. Under the "Vessel Bridge-to-Bridge Radiotelephone Act" the frequency for bridge-to-bridge communications is 156.65 MHz or which channel?Not learned 1212. Your vessel is conducting helicopter evacuation operations for an injured crew member. Which of the following statements is true concerning the hoisting line?Not learned 1213. Your vessel is conducting a "Vessel Grounded Drill". Where is the plan indicating the vessel's watertight boundaries required to be located?Not learned 1214. In vessel construction, which is TRUE of the garboard strake?Not learned 1215. Your vessel has been damaged and is partially flooded. The first step to be taken in attempting to save the vessel is to __________.Not learned 1216. A vessel has been damaged and is taking on water. Where can you find the data that will indicate how much water the vessel can retain and still possess reserve buoyancy?Not learned 1217. Your vessel has been damaged and is taking on water, but you do not require immediate assistance. How would you preface a message advising other vessels of your situation?Not learned 1218. A vessel is described as a two-compartment vessel when it __________.Not learned 1219. Your vessel is in distress and you have made radiotelephone contact with a U.S. Coast Guard vessel. The Coast Guard vessel requests that you give him a long count. This indicates that __________.Not learned 1220. A vessel in distress should send by radio telephone the two tone alarm signal. What follows the signal?Not learned 1221. The vessel's Emergency Position Indicating Radio beacon (EPIRB) must be tested at which time interval?Not learned 1222. Your vessel is equipped with mechanical davits. When stowing the lifeboat after a drill while underway, you should __________.Not learned 1223. If your vessel is equipped with a radiotelephone, what must also be aboard?Not learned 1224. Your vessel is equipped with totally enclosed lifeboats. Which statement is TRUE when the boat is enveloped in flames?Not learned 1225. The vessel's fire control plan is laid out on which of the following type of plan?Not learned 1226. On the vessel's Fire Control Plan, all parts of the fire main are listed EXCEPT?Not learned 1227. On the vessel's Fire Control Plan, all parts of a fixed fire suppression system are listed EXCEPT?Not learned 1228. On the vessel's fire control plan, as seen in illustration D039SA below, which symbol helps to control the spread of fire?Not learned 1229. On the vessel's fire control plan, as seen in illustration D039SA below, which symbol represents a fire damper?Not learned 1230. A vessel's fire control plan shall be __________.Not learned 1231. A vessel's fire control plan shall do which of the following?Not learned 1232. Your vessel has run aground in waters where the tide is falling. Which of the following is the best action you can take?Not learned 1233. Which vessel greater than 100 GT is NOT required to have an EPIRB.Not learned 1234. Your vessel has grounded on a bar. What should you do?Not learned 1235. When a vessel has grounded which of the following could result from the forces acting upward on the bottom?Not learned 1236. Your vessel has just grounded on the rocks and is flooding. What should be the initial action in this situation?Not learned 1237. Your vessel has an injured crew member onboard that will require evacuation. Which of the following publications should you review for the procedures in conducting rescue/medivac helicopter operations?Not learned 1238. Your vessel is involved in Search and Rescue Operations. What is the purpose of the "Situation ReportNot learned 1239. Which vessel(s) is (are) required to comply with the "Vessel Bridge-to-Bridge Radiotelephone Regulations" while navigating?Not learned 1240. Which vessel(s) is(are) required to comply with the vessel bridge-to-bridge radiotelephone regulations while navigating?Not learned 1241. Which vessel(s) is(are) required to comply with the vessel bridge-to-bridge radiotelephone regulations while navigating?Not learned 1242. A vessel's KG is determined by __________.Not learned 1243. Your vessel has lifeboats on both sides. Where is Lifeboat No. 2 located?Not learned 1244. Your vessel has been loaded in a sagging condition. Enroute you encounter heavy weather and notice buckling in the midships deck plating of your vessel. To relieve the strain you could __________.Not learned 1245. Which vessels must comply with the vessel bridge-to-bridge radiotelephone regulations while navigating?Not learned 1246. A vessel that does not possess any reserve buoyancy will sink. Which of the following is considered a direct measure of reserve buoyancy?Not learned 1247. Your vessel is preparing to enter port. What is the SOLAS requirement for opening of the vessel's cargo hold watertight doors in this situationNot learned 1248. A vessel's "quarter" is that section which is __________.Not learned 1249. Your vessel has just received a distress message. As the master of the vessel, when are you relieved of your obligation to assist in the search and rescue operations?Not learned 1250. Which vessel is NOT required to carry a rocket-type line throwing appliance?Not learned 1251. Which vessel is NOT required to have a radiotelephone?Not learned 1252. Your vessel has run aground and is touching bottom for the first one-quarter of its length. What is the LEAST desirable method from the standpoint of stability to decrease the bottom pressure?Not learned 1253. Your vessel has run hard aground in an area subject to heavy wave action. Backing full astern failed to free her. Which action should be taken next?Not learned 1254. If a vessel is sagging, what kind of stress is placed on the sheer strake?Not learned 1255. The vessel shown in illustration D025DG has broken down and you are going to take her in tow. The wind is on her starboard beam. Both vessels are making the same amount of leeway. Where should you position your vessel when you start running lines?Not learned 1256. Vessels subject to SOLAS are required to keep watertight doors closed while the vessel is navigating. Which of the following is an exception to this requirement?Not learned 1257. Your vessel has suffered a casualty and is in danger of sinking. The Master orders abandon ship but a crew member is missing. You have located the crew member but she is trapped in the Steward's Office. Using the Fire Control Plans in illustration D036SA below, where is the nearest fire axe to gain entry?Not learned 1258. Your vessel has been taking on water but now the breached hole has been repaired. Which effects can the flooding have on your vessel's GM?Not learned 1259. A vessel is taking on water but is not in immediate danger of sinking. What would be the best action to take to increase the vessel's stability?Not learned 1260. VHF Channel 6 is used exclusively for what kind of communications?Not learned 1261. Which VHF channel should you avoid using as a working channel?Not learned 1262. All VHF marine band radios operate in the simplex mode. Which is an example of the operation of a radio in simplex mode?Not learned 1263. Which is the VHF radiotelephone frequency designated to be used only to transmit or receive information pertaining to the safe navigation of a vessel?Not learned 1264. In the view of the bridge deck on the fire control plan shown in illustration D035SA below, what is represented by the symbol on the aft bulkhead, port side of the wheelhouse?Not learned 1265. What is the most vulnerable part of the fire main system?Not learned 1266. How should you warm up a diesel engine that has not been run for some time?Not learned 1267. While you are on watch, you learn that a crewman has not been seen on board for the past three hours. Which type of turn is best in this man-overboard situation?Not learned 1268. You are on watch and receive word that a person has fallen overboard from the starboard side. What should your first action be?Not learned 1269. You are on watch at sea on course 090°T. A man falls overboard on your starboard side. You immediately start a Williamson Turn. Which action is NOT a part of a Williamson Turn?Not learned 1270. You are on watch and see a man fall overboard. Which man overboard turn should NOT be used in this situation?Not learned 1271. Water fog from an all-purpose nozzle may be used to __________.Not learned 1272. The purpose of the four water pockets located on the underside of a life raft, is to _________.Not learned 1273. Water pockets on the underside of an inflatable liferaft are for _________.Not learned 1274. When water pressure of 100 psi is used in conjunction with an inline proportioner for the production of the mechanical foam, how long will a 5-gallon can of liquid foam last?Not learned 1275. In a water tube marine boiler, what protects the superheater tubes from the fires of combustion?Not learned 1276. In a water-tube marine type boiler, after the steam leaves the generating tubes, in what part of the boiler is temperature of the steam increased?Not learned 1277. When water is used to fight a fire on board a ship, the effect of the weight of the water must be taken into account. How much sea water will increase the weight displacement by one ton?Not learned 1278. The waterplane area is described as the intersection of the surface of the water in which a vessel floats and the __________.Not learned 1279. You are wearing a breathing apparatus inside a tank. How many tugs on the lifeline should you give to indicate that you need help?Not learned 1280. You are wearing a breathing apparatus inside a tank. How many tugs on the lifeline indicate that you are all right?Not learned 1281. A weight of 1,000 short tons is equivalent to __________.Not learned 1282. Weight concentration in which area will cause a vessel's bottom to be subjected to tension stresses?Not learned 1283. Weight is considered during the periodic required inspection and servicing of which extinguisher(s)?Not learned 1284. Which weld fault can only be detected by a method that examines the internal structure of a weld?Not learned 1285. The welds used to join shell plates in flush construction are known as __________.Not learned 1286. What welding pattern is NOT used to permanently attach a stiffener to a plate?Not learned 1287. A well in the uppermost deck of a shelter deck vessel which has only a temporary means of closing for the purpose of gaining an exemption from tonnage measurement is called a(n) __________.Not learned 1288. Whenever your marine radio is on, FCC Rules require you to monitor __________.Not learned 1289. Winch drums for lifeboat falls shall have a diameter at the base of the groove equal to at least __________.Not learned 1290. You wish to communicate by radiotelephone with a foreign vessel using the International Code of Signals. This is indicated by the signal __________.Not learned 1291. If you wished to transmit a message by voice concerning the safety of navigation, you would preface it by the word __________.Not learned 1292. Which word is an international distress signal when transmitted by radiotelephone?Not learned 1293. While you are working in a space, the fixed CO2 system is accidentally activated. Which action should you take?Not learned 1294. What would be the most effective agent to use to extinguish a fire in drums of flammable liquids stowed on the weather deck of a vessel?Not learned 1295. How would the exhaust of a properly operating diesel engine appear?Not learned 1296. What would have the greatest affect on a vessel's longitudinal strength?Not learned 1297. What would be a major consequence of allowing the refrigeration system of a low-pressure fixed CO2 fire extinguishing system to remain inoperable?Not learned 1298. Which would NOT provide extra buoyancy for a vessel with no sheer?Not learned 1299. What would be used to call all stations in your vicinity by radiotelephone?Not learned 1300. What would white exhaust smoke from a diesel engine probably mean?Not learned 1301. Yawing is angular motion of the vessel about what axis?Not learned 1302. A motor lifeboat shall carry sufficient fuel to operate continuously for a period of which duration?Not learned 1303. All inflatable liferafts have which item?Not learned 1304. Gasoline tanks should be filled __________.Not learned 1305. Prior to lowering the lifeboat, which is the most important item to check?Not learned 1306. The lever shown in illustration D013SA below is operated when a lifeboat is in which of the following positions?Not learned 1307. What is the purpose of air tanks in a lifeboat?Not learned 1308. Which is the required amount of water for each person in a lifeboat on an oceangoing vessel, on an international voyage?Not learned 1309. Fire alarm system thermostats are actuated by which means?Not learned 1310. Great Lakes vessels, using liferafts, must have sufficient liferaft capacity on each side of the vessel to accommodate how many persons onboard?Not learned 1311. In the illustration D041DG below , what does symbol 5 represent?Not learned 1312. In the illustration D041DG below, what does symbol 3 represent?Not learned 1313. The falls on gravity davits are required to be constructed from which material?Not learned 1314. When discharging a portable CO2 fire extinguisher, why must you grasp the hose handle and NOT the discharge horn?Not learned 1315. When lowering lifeboats in heavy seas, a good practice is to rig frapping lines which way?Not learned 1316. Which is required to be marked on the vessel's life preservers?Not learned 1317. Which is TRUE concerning a certified lifeboat operator assigned to command a lifeboat?Not learned 1318. Your vessel has 3 lifeboats on each side. What is the designation number for the middle boat on the starboard side?Not learned 1319. Generally speaking, how is the fuel injected into a marine diesel engine combustion chamber ignited?Not learned 1320. What does the boat command "Oars" mean?Not learned 1321. Which of the following is the best action to take prior to attempting to land a survival craft through heavy surf?Not learned 1322. An aluminum powder fire is in which fire classification category?Not learned 1323. As seen in illustration D004SA below, what action must be taken before inserting a low-velocity fog applicator into an all-purpose nozzle?Not learned 1324. Fires which occur in energized electrical equipment, such as switchboard insulation, are which classification?Not learned 1325. What is the main advantage of a steady stream of water on a class "A" fire?Not learned 1326. What is the normal percentage of oxygen in air?Not learned 1327. What is the Ring life buoy requirement on your small passenger vessel that has a length of 28 feet?Not learned 1328. Which is an advantage of a dry chemical over a carbon dioxide fire extinguisher?Not learned 1329. Which is an advantage of an ABC dry chemical over a carbon dioxide extinguisher?Not learned 1330. Which is the most effective fire extinguishing agent to use on burning linen?Not learned 1331. Which is the VHF radiotelephone calling/safety/distress frequency?Not learned 1332. Your stability calculations indicate your vessel has a marginal GM. Which of the following is the most effective way to increase the stability of the vessel?Not learned 1333. Your vessel has just run aground. Which of the following would be one of the first actions you should take in this situation?Not learned 1334. Inflatable liferafts are provided with which item(s)?Not learned 1335. When using the rainwater collection tubes on a liferaft, what should be done with the first collection?Not learned 1336. The vessel shown in illustration D025DG has broken down and you are going to take her in tow. The wind is on her starboard beam. She is making more leeway than you. Where should you position your vessel when you start running lines?Not learned 1337. The vessel shown in illustration D025DG has broken down and you are going to take her in tow. The wind is coming from her starboard beam. You are making more leeway than she. Where should you position your vessel when you start running lines?Not learned