Q210 - 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 function of wearing rings found on some centrifugal pumps?Not learned 3. Which is the MOST important consideration for a tank vessel?Not learned 4. When supplemented by a comparable signal on the general alarm, what is the signal for boat stations or boat drill?Not learned 5. Which of the following conditions represents the appropriate time for setting off distress flares and rockets?Not learned 6. All of the following are recognized distress signals under the Navigation Rules EXCEPT which signal?Not learned 7. 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 8. How can you indicate that your vessel is in distress?Not learned 9. 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 10. A fire in a pile of dunnage would be classified as a __________.Not learned 11. Which defines the "flammable limits" of an atmosphere?Not learned 12. Which is one of the limitations of foam as an extinguishing agent?Not learned 13. Firefighting foam is only effective when the foam __________.Not learned 14. Which extinguishing agent is the best for use on electrical fires?Not learned 15. Which portable fire extinguisher should be used on a class C fire on board a vessel?Not learned 16. Except in rare cases, it is impossible to extinguish a shipboard fire by __________.Not learned 17. How can the spread of fire be prevented?Not learned 18. Convection spreads a fire by __________.Not learned 19. Radiation can cause a fire to spread by __________.Not learned 20. When approaching a fire from windward, you should shield firefighters from the fire by using an applicator and __________.Not learned 21. 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 22. 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 23. 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 24. 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 25. The volatility of a flammable liquid is indicated by its __________.Not learned 26. Which term defines the lowest temperature required to cause self-sustained combustion of a substance independent of any outside source of ignition?Not learned 27. The oxygen indicator is an instrument that measures the __________.Not learned 28. Where should muster lists be posted?Not learned 29. If you see an individual fall overboard, you should __________.Not learned 30. All personnel on board a vessel should be familiar with the rescue boat's __________.Not learned 31. If for any reason it is necessary to abandon ship while far at sea, it is important for the crew members to __________.Not learned 32. If you have to jump in the water when abandoning ship, your legs should be in which position?Not learned 33. To keep injured survivors warm in the water after abandoning ship, they should __________.Not learned 34. If you have to abandon ship, and enter a liferaft, what should be your main course of action?Not learned 35. When abandoning ship, after launching the motor lifeboat which is the recommended action to take?Not learned 36. 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 37. You are in a survival craft broadcasting a distress message. What information would be essential to your rescuers?Not learned 38. Most lifeboats are equipped with __________.Not learned 39. If you are forced to abandon ship in a rescue boat, which action should you take?Not learned 40. Why are lifeboats usually double-enders?Not learned 41. What is placed on the underside of an inflatable liferaft to help prevent it from being skidded by the wind or overturned?Not learned 42. Generally, what is used to inflate liferafts?Not learned 43. The jackknife stored on an inflatable liferaft will always be located __________.Not learned 44. Where are the lifelines connected to the liferaft?Not learned 45. What is the correct procedure to follow when manually launching an inflatable liferaft?Not learned 46. Using a sea anchor when in a life raft will __________.Not learned 47. When a ship is abandoned and there are several liferafts in the water, which task must be done to aid in your rescue?Not learned 48. Generally, when lifting an inflatable liferaft back aboard ship which item(s) would you use?Not learned 49. If your vessel is equipped with inflatable liferafts, how should they be maintained?Not learned 50. A right-handed propeller will cause the survival craft to __________.Not learned 51. A self-righting survival craft will return to an upright position provided that all personnel __________.Not learned 52. Most enclosed lifeboats will right themselves after capsizing IF which condition exists?Not learned 53. An "on-load" release system on a survival craft means the cable can be released __________.Not learned 54. How is the "off-load" release system on a survival craft designed to be activated?Not learned 55. Which term defines the upward pressure of displaced water of a vessel?Not learned 56. Stability is determined principally by the relationship of the center of gravity and the __________.Not learned 57. With no environmental forces acting on the vessel, the center of gravity of an inclined vessel is vertically aligned with the __________.Not learned 58. Rolling is angular motion of the vessel about what axis?Not learned 59. Pitching is angular motion of the vessel about what axis?Not learned 60. Which term is given to the difference between the starboard and port drafts caused by shifting a weight transversely in the vessel?Not learned 61. A partially full tank causes a virtual rise in the height of the __________.Not learned 62. If a MODU takes a sudden severe list or trim from an unknown cause, you should FIRST __________.Not learned 63. After measuring the length to which a section of shoring should be cut, you should cut the shoring __________.Not learned 64. The order of importance in addressing damage control is __________.Not learned 65. Which is the best action to take when plugging holes below the waterline for the safety of the vessel?Not learned 66. Which term describes the strengthening of damaged bulkheads by using wood or steel?Not learned 67. When shoring a damaged bulkhead, effort should be taken to spread the pressure over the __________.Not learned 68. What is the objective of shoring a damaged bulkhead?Not learned 69. What must be accurately determined to assess the potential for progressive flooding after a vessel has been damaged?Not learned 70. 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 71. One of your crew members falls overboard from the starboard side. You should IMMEDIATELY take which action?Not learned 72. When patching holes in the hull, how can pillows, bedding, and other soft materials be used?Not learned 73. Which type of hull damage on a floating MODU should be repaired first?Not learned 74. The wooden plug inserted in the vent of a damaged tank should be removed if you are going to __________.Not learned 75. A man aboard a vessel, is signaling by raising and lowering his outstretched arms to each side. What does this signal indicate?Not learned 76. 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 77. Which is the abandon ship signal?Not learned 78. 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 79. 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 80. After abandoning ship which action should be taken IMMEDIATELY upon entering a liferaft?Not learned 81. When abandoning ship and jumping into the water from a substantial height without a life jacket, you should __________.Not learned 82. Aboard ship, which term is given to the vertical flat plates running transversely and connecting the vertical keel to the margin plates?Not learned 83. According to the regulations for lifeboat falls, which action must be taken at 30-month intervals?Not learned 84. According to the regulations for lifeboat falls, which action must be taken with the falls no later than 5-year intervals?Not learned 85. According to the SOLAS regulations, lifeboat falls must be renewed at intervals of how many years?Not learned 86. Which action should you take after sending a false distress alert on VHF?Not learned 87. Which action would you take to get low-velocity fog from an all-purpose nozzle?Not learned 88. Which advantage does dry chemical have over carbon dioxide (CO2) in firefighting?Not learned 89. With the air supply on, which is TRUE concerning the air pressure in an enclosed lifeboat?Not learned 90. Which does the AMVER system require?Not learned 91. Angular motion about the vertical axis of a vessel refers to which term?Not learned 92. With an approved combination nozzle, low-velocity fog is produced by __________.Not learned 93. Assuming an even transverse distribution of weight in a vessel, which condition could cause a list?Not learned 94. When attempting to enter a compartment containing a fire, which method of applying water is best?Not learned 95. You are attempting to take a dead ship in tow. All lines have been passed and secured. How should you get underway?Not learned 96. What is the best procedure for picking up a lifeboat at sea while utilizing the lifeboat's sea painter?Not learned 97. 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 98. When the bypass valve of a self-contained breathing apparatus is opened, the mainline valve should be __________.Not learned 99. The bypass valve on a self-contained breathing device should be opened in which situation?Not learned 100. You have called another vessel by flashing light and he has answered your call properly. You now send your call sign "DE KLIS". What should he respond with?Not learned 101. The capacity of any liferaft on board a vessel can be determined by __________.Not learned 102. Carbon dioxide as a firefighting agent has which advantage over other agents?Not learned 103. Which causes spontaneous combustion?Not learned 104. Which color of rockets, shells, or rocket parachute flares are used to indicate that the vessel is in distress and requires immediate assistance?Not learned 105. 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 106. While communicating with a shore station concerning an injured female, your message should indicate the subject's age is 32. Which code would your message contain?Not learned 107. You should conduct a sector search under which of the following circumstances?Not learned 108. Before counterflooding to correct a list, you must be sure the list is due to which of the following choices?Not learned 109. A crew member has just fallen overboard off your port side. Which action should you take?Not learned 110. What is the danger to personnel associated with using carbon dioxide in an enclosed space?Not learned 111. Which defines the function of a spark arrestor?Not learned 112. What is the difference between the starboard and port drafts due to the wind or seas called?Not learned 113. As the displacement of a vessel increases, which describes the change of the detrimental effect of free surface?Not learned 114. The distance between the bottom of the hull and the waterline is called __________.Not learned 115. The distress message of a ship should include considerable information which might facilitate the rescue. Which is TRUE concerning the information?Not learned 116. Distress signals may be __________.Not learned 117. A drill must be conducted in the use of the line throwing appliance. How often is this drill required to be conducted?Not learned 118. Dry chemical fire extinguishers are effective on which type(s) of fire?Not learned 119. When electrical equipment is involved in a fire, where should the stream of dry chemicals be directed?Not learned 120. Once you have established the daily ration of drinking water in a survival situation, how should you drink it?Not learned 121. Which extinguishing agent is best for use on a magnesium fire?Not learned 122. Which factor has the greatest effect on the value of the free surface correction?Not learned 123. A fire in the galley ALWAYS poses which additional threat?Not learned 124. A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the __________.Not learned 125. A fire starts on your vessel while refueling. Which action should you take FIRST?Not learned 126. Which firefighting method is an example of an indirect attack on a fire?Not learned 127. If a firefighting situation calls for low-velocity fog which action would you take?Not learned 128. 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 129. What flag signal would you hoist if you wanted to ask a nearby vessel if it had a doctor on board?Not learned 130. Why should foam be banked off a bulkhead when extinguishing an oil fire?Not learned 131. Which of the following is a requirement of the mechanical disengaging apparatus in a lifeboat?Not learned 132. Which of the following statements is FALSE concerning the proper procedure in handling a fire hose?Not learned 133. Which of the following statements is FALSE, concerning the regulations pertaining to the cylinder room of a fixed CO2 fire extinguishing system?Not learned 134. Once the liferaft has cleared the vessel, which of the following steps should normally be taken first by those who have boarded a liferaft in an emergency situation?Not learned 135. Freeboard is measured from the upper edge of the __________.Not learned 136. What is NOT a function of the steam drum of a marine water-tube boiler?Not learned 137. Why can the vessel's GM not be used as an indicator of stability at all angles of inclination?Not learned 138. When the GMDSS Radio Operator on watch hears "SECURITE" spoken three times he can expect to receive a message concerning __________.Not learned 139. You have hand launched an inflatable liferaft. What should be one of your FIRST actions after all persons have boarded the liferaft?Not learned 140. You hear the general alarm and ship's whistle sound for over 10 seconds. What does this signal mean?Not learned 141. 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 142. If heavy smoke is coming from the paint locker, what should be the FIRST firefighting response?Not learned 143. In illustration D012SA below, what will be released when pulling on line number 5?Not learned 144. In the illustration, the line indicated by number 4 is connected to which of the followingNot learned 145. In illustration D036SA below, what does the solid arrow in the Crew Mess represent on the Fire Control Plans?Not learned 146. In illustration D039SA below, which fire control plan symbol designates a space or compartment protected by Halon 1301?Not learned 147. In illustration D039SA below, which Fire Control Plan symbol represents the best means to extinguish a LARGE Class Bravo fire on deck?Not learned 148. In illustration D039SA below, which Fire Control Plan symbol represents a fire main with fire valves?Not learned 149. In illustration D039SA below, which Fire Control Plan symbol represents a fire pump?Not learned 150. In illustration D039SA below, which Fire Control Plan symbol represents a heat detector?Not learned 151. 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 152. What is the most important characteristic of the extinguishing agent in fighting a class "C" fire?Not learned 153. What is the MOST important consideration when determining how to fight an electrical fire?Not learned 154. What are the most important reasons for using water fog to fight fires?Not learned 155. An important step in fighting any electrical fire is to take which action?Not learned 156. What is the most important thing to remember when launching an inflatable liferaft by hand?Not learned 157. When must an inflatable liferaft that has been repacked be overhauled and inspected at a U.S. Coast Guard approved service facility?Not learned 158. Inflatable liferafts are provided with a __________.Not learned 159. Who issues the regulations governing the frequencies of the bridge-to-bridge radiotelephone?Not learned 160. Who issues a ship's radiotelephone station license?Not learned 161. 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 162. 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 163. How should latitude 54°18.9'N be written when preparing an AMVER report?Not learned 164. To launch a liferaft by hand, you should take which actions?Not learned 165. When launching a lifeboat, how should the tricing pennants be released?Not learned 166. When launching an open lifeboat by falls, which is TRUE concerning the boathooks?Not learned 167. How should the letter "D" be pronounced when spoken on the radiotelephone?Not learned 168. What letter is a signal indicating zone time preceded with?Not learned 169. You are in a lifeboat broadcasting a distress message. What information would be essential to your rescuers?Not learned 170. Lifesaving regulations in Subchapter W require that a fire drill include which of the following?Not learned 171. What is the lifesaving signal for "You are seen - Assistance will be given as soon as possible"?Not learned 172. Which maneuver will return your vessel to a person who has fallen overboard in the shortest time?Not learned 173. What is Metacentric height a measure of?Not learned 174. If the meter needle of the oxygen indicator cannot be set to zero, what should be done?Not learned 175. What is the function of the bypass valve on the self-contained breathing apparatus?Not learned 176. 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 177. All lifeboats, rescue boats, and rigid-type liferafts shall be stripped, cleaned, and thoroughly overhauled at which time interval?Not learned 178. 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 179. What name is given to the perforated, elevated bottom of the chain locker, which prevents the chains from touching the main locker bottom and allows seepage water to flow to the drains?Not learned 180. Which is the normal tendency for a loaded tanker?Not learned 181. What can an oxygen indicator be used to determine?Not learned 182. Where are panting frames located in the vessel?Not learned 183. On a passenger vessel, the vessel's name must appear on which item(s)?Not learned 184. If a powdered aluminum fire is being fought, which is the most effective extinguishing agent to use?Not learned 185. What is the preferred agent used in fighting a helicopter crash fire?Not learned 186. Preventer bars are fitted on lifeboat releasing gear to prevent what from happening?Not learned 187. Which is the primary type of welding employed in shipyards in the construction of cargo vessels?Not learned 188. Which is the prime function of the bilge keel?Not learned 189. Where a propeller shaft passes through the hull, which device prevents water from entering the hull?Not learned 190. What is the purpose of a water spray system on a covered lifeboat?Not learned 191. What is the rated capacity of a type B-III CO2 extinguisher?Not learned 192. 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 193. In rough weather, when a ship is able to maneuver, which is TRUE when launching a lifeboat?Not learned 194. 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 195. You have sent a visual signal to an aircraft. The aircraft then flies over your position on a straight course and level altitude. What should you do?Not learned 196. 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 197. 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 198. Which statement is TRUE concerning distress signals in a lifeboat?Not learned 199. Which term defines the horizontal fore-and-aft movement of a vessel?Not learned 200. Which term describes the holes in the bulwark that allow deck water to drain into the sea?Not learned 201. The term displacement refers to which of the following?Not learned 202. Which term is given to the brickwork surrounding the firebox of a boiler?Not learned 203. A thirty-pound plate would be which thickness?Not learned 204. A thrust bearing is designed to accomplish which action?Not learned 205. Which is TRUE concerning drinking salt water?Not learned 206. Which is TRUE of a distress signal?Not learned 207. Which is TRUE if passengers are on board when an abandon ship drill is carried out?Not learned 208. Which type of weld is used to attach stiffeners to a plate?Not learned 209. For an upright vessel, draft is the vertical distance between the keel and which other item?Not learned 210. 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 211. A vessel's bottom will be subjected to tension when weight is concentrated in which location(s)?Not learned 212. When a vessel's LCG is aft of her LCB, how will the vessel respond?Not learned 213. Your vessel is listing because of a negative GM. To lower G below M, which action should you take?Not learned 214. If you wear extra clothing when entering the water after abandoning ship it will accomplish which of the following?Not learned 215. In weighing CO2 cylinders, they must be recharged if weight loss exceeds which amount?Not learned 216. What is the name given to the strake on each side of the keel?Not learned 217. Which is one of the signals, other than a distress signal, that can be used by a rescue boat to attract attention?Not learned 218. While operating off Panama a seaman is injured. What indicator should be included in the preamble of a radio telegram requesting medical advice from a Panamanian station?Not learned 219. Overhauling a fire in the living quarters on a vessel must include which action?Not learned 220. When possible, what is the FIRST step in fighting an engine fuel-pump fire which results from a broken fuel line?Not learned 221. What power source actuates a solenoid valve?Not learned 222. The primary method by which water spray puts out fires is by __________.Not learned 223. While proceeding to a distress site, you hear the words "Seelonce mayday" on the radiotelephone. Which action should you take?Not learned 224. 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 225. You are proceeding to a distress site. The survivors are in liferafts. What will make your ship more visible to the survivors?Not learned 226. Progressive flooding is controlled by securing watertight boundaries and which other action?Not learned 227. What is the purpose of a striker plate?Not learned 228. For the purpose of training and drills, if reasonable and practicable, how frequently should rescue boats be launched with their assigned crew?Not learned 229. What does a pyrometer measure on a diesel engine?Not learned 230. What quality of a diesel fuel is most significant for efficient combustion?Not learned 231. The radiotelephone safety message urgently concerned with safety of a person would be prefixed by which word?Not learned 232. 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 233. After each reading of an oxygen indicator, the instrument should be purged with __________.Not learned 234. 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 235. The releasing lever of a lifeboat shall be red in color with a placard stating which of the following?Not learned 236. What is the report identifier code for an AMVER deviation report?Not learned 237. What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?Not learned 238. What is the required minimum length of the painter for a lifeboat in ocean service?Not learned 239. Routine radio communications should be no more than which duration?Not learned 240. When a sea anchor for a lifeboat is properly rigged, it will __________.Not learned 241. You are at sea in an inflatable liferaft. In high latitudes, which presents the greatest danger?Not learned 242. 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 243. 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 244. 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 245. 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 246. What shall be conducted during a fire and boat drill?Not learned 247. Shell plating is _________.Not learned 248. 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 249. The ship's tanks most effective for trimming are the __________.Not learned 250. Where do signs of racking stresses generally appear on the vessel?Not learned 251. Signals between an icebreaker and an assisted vessel may NOT be given by which form of communication?Not learned 252. Which signal should be used to send the group "Distance 750 nautical miles"?Not learned 253. What does the signal "AS", when used in signaling by the International Code of Signals mean?Not learned 254. When signaling a course using the International Code of Signals, which is TRUE?Not learned 255. Which single-letter sound signal(s) may only be made in compliance with the Rules of the Road?Not learned 256. If the situation arose where it became necessary to tow a disabled vessel, which statement is TRUE concerning the towing line?Not learned 257. Small hull leaks can be temporarily repaired by __________.Not learned 258. What is the standard rate of signaling by flashing light?Not learned 259. Which statement about AMVER reports is TRUE?Not learned 260. Which statement about bilge keels is CORRECT?Not learned 261. Which statement about damage control is TRUE?Not learned 262. Which statement about immersion suits is TRUE?Not learned 263. Which statement about immersion suits is TRUE?Not learned 264. Which statement is TRUE concerning carbon dioxide?Not learned 265. Which statement is TRUE concerning carbon dioxide?Not learned 266. Which technique could be used to give a more comfortable roll to a stiff vessel?Not learned 267. 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 268. Tensile stress is a result of two forces acting in __________.Not learned 269. Which term describes the horizontal fore or aft motion of a vessel?Not learned 270. Which is the term given to the joint formed when two steel plates are placed end-to-end?Not learned 271. What term indicates an inward curvature of the ship's hull above the waterline?Not learned 272. What term indicates the outward curvature of the hull above the waterline?Not learned 273. Which term represents the weight (measured in tons) required to cause a change in mean draft of one inch?Not learned 274. The term "strake" is used in reference to which item(s)?Not learned 275. The tops of the thwarts, side benches, and the footings of a lifeboat are painted which color?Not learned 276. What is the traditional signal for fire aboard ship?Not learned 277. What should you do if you have transmitted a distress call a number of times on channel 16 and have received no reply?Not learned 278. The "trimming arm" of a vessel is the horizontal distance between which two points?Not learned 279. Which is TRUE concerning the painter of an inflatable liferaft?Not learned 280. Which is TRUE of the term negative slip on a vessel?Not learned 281. Which are the two points that act together to trim a ship?Not learned 282. Which type of davit is not considered to be a mechanical davit?Not learned 283. Which type of davit requires you to turn a crank in order to swing the lifeboat out over the ship's side?Not learned 284. Which type of fire is the foam (stored-pressure type) fire extinguisher effective on?Not learned 285. Which types of portable fire extinguishers are designed for use on electrical fires?Not learned 286. 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 287. 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 288. What is used as an indicator of initial stability?Not learned 289. Before using a fixed CO2 system to fight an engine room fire, you must __________.Not learned 290. Utilizing illustration D035SA below, the Master has ordered you to pull the remote ventilation shut down, where is it found?Not learned 291. The "Vessel Bridge-to-Bridge Radiotelephone Act" applies to which towboat?Not learned 292. 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 293. The vessel's Emergency Position Indicating Radio beacon (EPIRB) must be tested at which time interval?Not learned 294. Your vessel is equipped with totally enclosed lifeboats. Which statement is TRUE when the boat is enveloped in flames?Not learned 295. Which vessel(s) is(are) required to comply with the vessel bridge-to-bridge radiotelephone regulations while navigating?Not learned 296. A vessel with a large GM will __________.Not learned 297. A vessel's light displacement is 12,000 tons. Its heavy displacement is 28,000 tons. When fully loaded it carries 200 tons of fuel and 100 tons of water and stores. What is the cargo carrying capacity in tons?Not learned 298. When a vessel has positive stability, which term is used to describe the distance between the line of force through B and the line of force through G?Not learned 299. 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 300. Which VHF channel should you avoid using as a working channel?Not learned 301. Your voyage planning indicates you will arrive at a waypoint in longitude 049°16.3' W at 0947 ZT on 3 March 1988. How should this date be entered into an AMVER report?Not learned 302. Your voyage planning indicates you will arrive at a waypoint in longitude 49°16.3'E at 0947 ZT on 3 March 1988. How should this date be entered into an AMVER report?Not learned 303. 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 304. 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 305. What is the weight of the liquid displaced by a vessel floating in sea water equal to?Not learned 306. The wind has caused a difference between drafts starboard and port. This difference is known as which of the following?Not learned 307. Yawing is angular motion of the vessel about what axis?Not learned 308. A yellow signal, floating in the air from a parachute, about 300 feet above the water, indicates what about a submarine?Not learned 309. A motor lifeboat shall carry sufficient fuel to operate continuously for a period of which duration?Not learned 310. A floating vessel will behave as if all of its weight is acting downward through which point?Not learned 311. A wooden plug fitted tightly in the vent of a damaged tank may prevent which situation?Not learned 312. When lowering lifeboats in heavy seas, a good practice is to rig frapping lines which way?Not learned 313. Which is required to be marked on the vessel's life preservers?Not learned 314. Your vessel has 3 lifeboats on each side. What is the designation number for the middle boat on the starboard side?Not learned 315. Which is an advantage of an ABC dry chemical over a carbon dioxide extinguisher?Not learned 316. Inflatable liferafts are provided with which item(s)?Not learned 317. How should the letter "R" be pronounced when spoken on the radiotelephone?Not learned 318. How should the number "3" be pronounced when spoken on the radiotelephone?Not learned 319. 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 320. Which is the primary method by which water spray puts out fires?Not learned 321. 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 322. 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 advance?Not learned