Q161 - Deck Safety, USCG prep certification 2026

Progress: 24% (23/94)

Learning progress ?

1. How should gasoline tanks be filled?Not learned 2. Which is the MOST important consideration for a tank vessel?Not learned 3. How does good housekeeping prevent fires on a vessel?Not learned 4. Which of the following conditions represents the appropriate time for setting off distress flares and rockets?Not learned 5. A fire in a pile of dunnage would be classified as a __________.Not learned 6. Fires are grouped into what categories?Not learned 7. A magnesium fire is classified as class _________.Not learned 8. All of the following are part of the fire triangle EXCEPT __________.Not learned 9. A definite advantage in the use of water as a fire extinguishing agent is its ability to __________.Not learned 10. Which is one of the limitations of foam as an extinguishing agent?Not learned 11. How can the spread of fire be prevented?Not learned 12. The blocking open or absence of fire dampers can contribute to __________.Not learned 13. Which is the best method of extinguishing a class A fire?Not learned 14. When approaching a fire from windward, you should shield firefighters from the fire by using an applicator and __________.Not learned 15. Which statement is TRUE to safely enter a compartment where CO2 has been released from a fixed extinguishing system?Not learned 16. Which defines the flash point of a liquid?Not learned 17. Which statement is TRUE concerning the "flash point" of a substance?Not learned 18. Which term defines the lowest temperature required to cause self-sustained combustion of a substance independent of any outside source of ignition?Not learned 19. Which statement describes the relationship between flash point and auto-ignition temperature?Not learned 20. To prevent oily rags from spontaneously igniting they should be __________.Not learned 21. A person who observes an individual fall overboard should do which of the following?Not learned 22. All personnel on board a vessel should be familiar with the rescue boat's __________.Not learned 23. If for any reason it is necessary to abandon ship while far at sea, it is important for the crew members to __________.Not learned 24. If you have to jump in the water when abandoning ship, your legs should be in which position?Not learned 25. If there are a number of survivors in the water after abandoning ship, which action should they take?Not learned 26. One of the first actions to be taken by survivors when they have boarded an inflatable liferaft is to __________.Not learned 27. When collecting condensation for drinking water, __________.Not learned 28. Which statement concerning immersion suits is TRUE?Not learned 29. You are testing the external inflation bladder on an immersion suit and find it has a very slow leak. Which is the BEST action to be taken?Not learned 30. Which is TRUE concerning immersion suits and their use?Not learned 31. How shall Lifesaving equipment be stowed?Not learned 32. Which of the following statements is TRUE concerning life jackets?Not learned 33. Which statement is TRUE concerning life preservers?Not learned 34. Life jackets should be marked with which item?Not learned 35. What is placed on the underside of an inflatable liferaft to help prevent it from being skidded by the wind or overturned?Not learned 36. After a liferaft is launched, the operating cord __________.Not learned 37. After abandoning ship, why should you deploy the sea anchor from a liferaft?Not learned 38. 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 39. What does the air spaces in the floor of an inflatable liferaft provide protection against?Not learned 40. 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 41. When transferring survivors from an enclosed lifeboat to a rescue vessel, personnel on board the boat should take which action?Not learned 42. A vessel behaves as if all of its weight is acting downward through the center of gravity, and all its support is acting upward through which point?Not learned 43. Initial stability refers to stability __________.Not learned 44. Rolling is angular motion of the vessel about what axis?Not learned 45. Which term defines the difference between the forward and aft drafts?Not learned 46. The free surface corrections depend upon the dimensions of the surface of the free liquids and the __________.Not learned 47. What does reducing the liquid free surfaces in a vessel reduce?Not learned 48. Increasing the free surface of a confined liquid has the effect of raising the __________.Not learned 49. When a wind force causes a floating MODU to heel to a static angle, the __________.Not learned 50. Aboard small passenger vessels the number of children's life jackets carried must be at least what percentage of the total number of persons aboard?Not learned 51. On board small passenger vessels, fill lines and sounding pipes of gasoline tanks must extend directly __________.Not learned 52. Buoyant apparatus are required to be fitted or equipped with all of the following equipment EXCEPT which item? (small passenger vessel regulations)Not learned 53. Under which conditions can a small passenger vessel operating on exposed or partially protected waters have a port light below the weather deck?Not learned 54. What is correct with respect to required watertight bulkheads on small passenger vessels less than 100 GT?Not learned 55. What is the difference between net tonnage and gross tonnage?Not learned 56. Which is a requirement for electrical wiring on all "T-Boats"?Not learned 57. For emergency communications, vessels operating on oceans, coastwise, or Great Lakes routes, on runs of more than 30 minutes shall carry which items? (small passenger vessel regulations)Not learned 58. Which equipment is not required for a life float? (small passenger vessel regulations)Not learned 59. Fixed carbon dioxide fire extinguishing systems shall be installed to protect enclosed machinery and fuel tank spaces of all vessels using gasoline or other fuel having which flash point? (small passenger vessel regulations)Not learned 60. Individual wires, used in systems greater than 50 volts, shall meet which requirement?Not learned 61. For a jack-up, the angle of maximum stability corresponds approximately to the angle of __________.Not learned 62. How shall life floats and buoyant apparatus be marked?(small passenger vessel regulations)Not learned 63. What shall each life float on an inspected vessel shall be fitted and equipped with? (small passenger vessel regulations)Not learned 64. Life floats must be equipped with which item? (small passenger vessel regulations)Not learned 65. What is the minimum height of rails on passenger decks of ferryboats, excursion vessels, and vessels of a similar type? (small passenger vessel regulations)Not learned 66. What is the minimum length of a life floats paddle on a small passenger vessel?Not learned 67. Which of the following terms defines the minimum temperature required to ignite gas or vapor without a spark or flame being present?Not learned 68. Which is a requirement of all inlet and discharge fittings below the waterline? (small passenger vessel regulations)Not learned 69. Which is TRUE concerning fixed ballast, on small passenger vessels?Not learned 70. On vessels subject to the provisions of 46 CFR Subchapter T, which statement is TRUE concerning life jackets?Not learned 71. The number of approved adult life jackets that shall be carried is equal to which of the following? (small passenger vessel regulations)Not learned 72. To prevent damage by and to storage batteries aboard small passenger vessels how should they be mounted?Not learned 73. It is recommended that drip collectors required on all updraft carburetors be drained by which process? (small passenger vessel regulations)Not learned 74. When must a small passenger vessel of not more than 65 feet in length have a collision bulkhead?Not learned 75. Which statement is TRUE concerning small passenger vessels bunks installed in overnight passenger accommodation spaces?Not learned 76. Which is the requirement on small passenger vessels for each inlet or discharge pipe penetrating the hull less than six inches above the deepest load waterline?Not learned 77. On small passenger vessels how many supply and exhaust ducts are required in each enclosed space containing gasoline powered machinery or gasoline fuel tanks?Not learned 78. What do the small passenger vessel regulations require when installing a hydraulic accumulator or other unfired pressure vessel?Not learned 79. On small passenger vessels, all spaces containing gasoline-powered machinery or gasoline storage tanks must be ventilated? Which is the requirement for the ventilation system?Not learned 80. Which statement is TRUE concerning the number of portable fire extinguishers required at the operating station of a small passenger vessel? (small passenger vessel regulations)Not learned 81. On uninspected vessels which statement is TRUE concerning work vests?Not learned 82. U.S.C.G. approved buoyant work vests are considered to be items of safety equipment and may be worn by members of the crew. When can crewmembers wear these work vests?Not learned 83. Your vessel is certificated to carry 50 persons. Which are you required to have onboard? (small passenger vessel regulations)Not learned 84. Which vessel is required to carry a Category I, 406 MHz EPIRB installed to automatically float free and activate? (small passenger vessel regulations)Not learned 85. If your vessel is required to have a fire ax on board, where should it be located? (small passenger vessel regulations)Not learned 86. On vessels that are required to have fixed carbon dioxide fire extinguishing systems, the controls to operate the system shall be installed in an accessible location. Which is the required location? (small passenger vessel regulations)Not learned 87. When a vessel is required to have a power-driven fire pump, the pump may also be used for which task? (small passenger vessel regulations)Not learned 88. As per Small Passenger Vessels regulations, all vessels not required to have a power-driven fire pump shall carry which item(s)?Not learned 89. A 50-foot passenger vessel not limited to daylight operation is required to be equipped with at least which item?Not learned 90. You have abandoned ship in tropical waters. Which procedure(s) should be used during a prolonged period in a raft?Not learned 91. After abandoning ship which action should be taken IMMEDIATELY upon entering a liferaft?Not learned 92. When abandoning ship and jumping into the water from a substantial height without a life jacket, you should __________.Not learned 93. Which abbreviation represents the height of the center of buoyancy?Not learned 94. An "ABC" dry chemical fire extinguisher would be LEAST effective against a fire in which situation?Not learned 95. Aboard a vessel, what does dividing the sum of the longitudinal moments by the total weight yield?Not learned 96. Aboard a vessel, dividing the sum of the transverse moments by the total weight yields the vessel's __________.Not learned 97. According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent which condition from occurring?Not learned 98. 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 99. Which action should be taken once fueling has been completed?Not learned 100. Angular motion about the vertical axis of a vessel refers to which term?Not learned 101. You are attempting to take a dead ship in tow. All lines have been passed and secured. How should you get underway?Not learned 102. What does the term "beam of a vessel" refer to?Not learned 103. The carburetor is placed on the engine to __________.Not learned 104. During cargo operations, your vessel develops a list due to the center of gravity rising above the transverse metacenter. Which is the most prudent action to correct the list?Not learned 105. When carrying out a parallel track search pattern, the course of the search units should normally be which of the following?Not learned 106. CO2 mainly extinguishes a fire by which of the following?Not learned 107. What color signal flare is sent up by a submarine to indicate an emergency?Not learned 108. You have completed stability calculations for your vessel prior to getting underway. Your vessel's GM is small but positive. Which of the following is true?Not learned 109. Deballasting a double bottom has what effect on KG?Not learned 110. Which describes how to determine a vessel's LCG?Not learned 111. You discover a leak in the fuel line to the engine. Which action should you take FIRST?Not learned 112. When displacement increases, the free surface corrections for slack tanks __________.Not learned 113. How are electric generators protected against overload?Not learned 114. When electrical equipment is involved in a fire, where should the stream of dry chemicals be directed?Not learned 115. What entry would NOT be shown on the V line of an AMVER report?Not learned 116. The exhaust pipe must be gas tight throughout its entire length otherwise __________.Not learned 117. When is it recommended that the external flotation bladder on an immersion suit be inflated?Not learned 118. When should the external inflation bladder on an immersion suit be inflated?Not learned 119. Which extinguishing agent is/are suitable to combat a class B fire in an engine compartment?Not learned 120. After extinguishing a paint locker fire using the fixed CO2 system, the next action is to have the space __________.Not learned 121. What factor is essential to the proper operation of a radiator cooled engine?Not learned 122. Which factor has the greatest effect on the value of the free surface correction?Not learned 123. You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________.Not learned 124. Fighting a fire in the galley poses which additional threat?Not learned 125. When fighting fires in spaces containing bottles of LPG (liquefied petroleum gas), which is the most prudent action to take?Not learned 126. When fighting a fire using a portable carbon dioxide extinguisher, where should the stream be directed to extinguish the fire?Not learned 127. If you have a fire in the engine room, what is the FIRST action you should take?Not learned 128. A fire hose has a __________.Not learned 129. A fire starts on your vessel while refueling. Which action should you take FIRST?Not learned 130. A fire starting by spontaneous combustion can be expected in which condition?Not learned 131. The first AMVER position report must be sent within how many hours of departure?Not learned 132. When should you first have any food or water after boarding a lifeboat or liferaft?Not learned 133. 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 134. If a gasoline engine turns over freely but will not start, the cause is generally __________.Not learned 135. In general, how often are sanitary inspections of passenger and crew quarters made aboard passenger vessels in river service?Not learned 136. When the GMDSS Radio Operator on watch hears "SECURITE" spoken three times he can expect to receive a message concerning __________.Not learned 137. What does the gross tonnage of a vessel indicate?Not learned 138. When the handle of an all-purpose nozzle is pulled all the way back, it will __________.Not learned 139. When the handle of an all-purpose nozzle is in the vertical position and without an applicator, the all- purpose nozzle will __________.Not learned 140. If heavy smoke is coming from the paint locker, what should be the FIRST firefighting response?Not learned 141. If ignited, which material would be a class B fire?Not learned 142. In illustration D001SA below, what represents the metacentric height?Not learned 143. In illustration D014SA below, what number is the sea painter?Not learned 144. In illustration D033DG below, what is the joint indicated by letter D?Not learned 145. In illustration D033DG below, what is the structural member indicated by the letter F?Not learned 146. What is the most important characteristic of the extinguishing agent in fighting a class "C" fire?Not learned 147. The important stability parameter "KG" is defined as the __________.Not learned 148. Inflatable liferafts are provided with a __________.Not learned 149. Who issues a ship's radiotelephone station license?Not learned 150. How should the letter "D" be pronounced when spoken on the radiotelephone?Not learned 151. The life jackets on all vessels shall be __________.Not learned 152. What does the lifesaving signal indicated by a horizontal motion of a white light or white flare mean?Not learned 153. What is the lifesaving signal for "You are seen - Assistance will be given as soon as possible"?Not learned 154. 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 155. Before any machinery is put in operation, you should take which action FIRST?Not learned 156. Which is a major advantage of the round turn maneuver in a man overboard situation?Not learned 157. When making VHF radio calls to nearby stations, what level of transmitting power should you use?Not learned 158. What is Metacentric height a measure of?Not learned 159. 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 160. Deficient oxygen content inside a chain locker can be detected with which item?Not learned 161. Which describes a Kort nozzle as used on a vessel?Not learned 162. Which of the following when removed will extinguish a fire?Not learned 163. When launching an inflatable liferaft, which is TRUE concerning the operating cord?Not learned 164. When must the Sailing Plan, required by vessels participating in AMVER, be sent?Not learned 165. 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 166. Normally, before taking drinking water on board in the U.S. or its possessions, the responsible person from the vessel should determine which information about the water source?Not learned 167. Normally, your vessel is on a voyage of three months duration. How many sanitary inspections are required to be conducted during the voyage?Not learned 168. Which officer is responsible for the sanitary condition of the engineering department?Not learned 169. How often are CO2 cylinders forming part of a fixed fire extinguishing system required to be pressure tested?Not learned 170. What is the purpose of a bilge well?Not learned 171. A rescue helicopter's hoist area should have a radius of at least which diameter?Not learned 172. 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 173. Why should storage batteries be charged in a well-ventilated area?Not learned 174. You have taken another vessel in tow. Which is an indicator that the towing speed is too fast?Not learned 175. Which term describes the holes in the bulwark that allow deck water to drain into the sea?Not learned 176. Which is TRUE concerning a fuel-air mixture below the lower flammable limit?Not learned 177. Upon completion of fueling a gasoline driven vessel it is necessary to perform which task?Not learned 178. 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 179. On a vessel, which information can be obtained by multiplying a load's weight by the distance of the load's center of gravity above the baseline?Not learned 180. A vessel can be termed as either tender or stiff in relation to its rolling period. Which of the following would cause a vessel to be tender?Not learned 181. Where is the molded depth measured from on a vessel?Not learned 182. If you must swim through an oil fire, which action should be avoided?Not learned 183. Why is it desirable to have screens on the vents of potable water tanks?Not learned 184. Oil fires are best extinguished by __________.Not learned 185. The operating cord on an inflatable liferaft also serves as which item?Not learned 186. 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 187. In order to discharge a CO2 portable fire extinguisher, the operator must FIRST take which action?Not learned 188. What is the period of validity of a De-Rat certificate?Not learned 189. Which portable fire extinguisher is required just outside the exit of the propulsion machinery space of a 75-ton passenger vessel?Not learned 190. In the presence of external forces, the center of buoyancy of an inclined vessel is vertically aligned with which item?Not learned 191. While proceeding to a distress site, you hear the words "Seelonce mayday" on the radiotelephone. Which action should you take?Not learned 192. What is the purpose of fuses in electric wiring?Not learned 193. What is the purpose of the tripping line on a sea anchor?Not learned 194. The radiotelephone safety message urgently concerned with safety of a person would be prefixed by which word?Not learned 195. Regulations define the bulkhead deck as __________. (subdivision and stability regulations)Not learned 196. What represents poor sanitary procedures?Not learned 197. If you are required to jump from any height from your vessel when should the external flotation bladder of an immersion suit be inflated?Not learned 198. What is the result of a vertical shift of weight to a position above the vessel's center of gravity?Not learned 199. Routine radio communications should be no more than which duration?Not learned 200. A safe fuel system must __________.Not learned 201. 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 202. 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 203. 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 204. A short ton is a unit of weight consisting of __________.Not learned 205. Where do signs of racking stresses generally appear on the vessel?Not learned 206. Which signal would be used by a shore rescue unit to indicate "Landing here highly dangerous"?Not learned 207. For small angles of inclination, if the KG were equal to the KM, which is TRUE concerning the vessel?Not learned 208. On a small passenger vessel, 58 feet in length, carrying 52 passengers the fire pump shall have a minimum pumping capacity of how many gallons per minute?Not learned 209. On a small passenger vessel, if an inlet or discharge pipe is not accessible, which is a requirement of the shut off valve?Not learned 210. On small passenger vessels which is TRUE concerning all connections to electrical conductors?Not learned 211. Spontaneous ignition can result from __________.Not learned 212. Which statement is FALSE concerning precautions during small craft fueling operations?Not learned 213. What statement about immersion suits is TRUE?Not learned 214. Which statement(s) is(are) TRUE concerning the use of dry chemical extinguishers?Not learned 215. Which statement is TRUE concerning carbon dioxide?Not learned 216. Which statement is TRUE concerning distress flares and smoke signals for small passenger vessels?Not learned 217. Which statement is TRUE concerning a fire in a machinery space?Not learned 218. Which statement is TRUE concerning fuel vapors on a vessel?Not learned 219. Which statement is TRUE concerning gasoline vapors on board a vessel?Not learned 220. Which statement is True for lifejackets on a small passenger vessel?Not learned 221. Which statement is TRUE of a tender vessel?Not learned 222. Which system is most likely to be subject to fading or static interference?Not learned 223. Tensile stress is a result of two forces acting in __________.Not learned 224. Which term describes the horizontal fore or aft motion of a vessel?Not learned 225. What term indicates the immersed body of the vessel forward of the parallel mid-body?Not learned 226. Which term represents the weight (measured in tons) required to cause a change in mean draft of one inch?Not learned 227. Tonnage openings must be closed by means of __________.Not learned 228. 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 229. Which toxic gas is a product of incomplete combustion, and is often present when a fire burns in a closed compartment?Not learned 230. What is the traditional signal for fire aboard ship?Not learned 231. The "trimming arm" of a vessel is the horizontal distance between which two points?Not learned 232. Which is TRUE concerning hatches on small passenger vessels operating on exposed waters and exposed to the weather?Not learned 233. Which is TRUE concerning the stowage of life jackets?Not learned 234. Which is TRUE of paints and solvents on a vessel?Not learned 235. You are trying to rescue survivors from a wrecked vessel on fire. How should you make your approach?Not learned 236. Which are the two points that act together to trim a ship?Not learned 237. Which types of portable fire extinguishers are designed for putting out electrical fires?Not learned 238. Which types of portable fire extinguishers are designed for use on electrical fires?Not learned 239. Before using a fixed CO2 system to fight an engine room fire, you must __________.Not learned 240. Under the "Vessel Bridge-to-Bridge Radiotelephone Act" the frequency for bridge-to-bridge communications is 156.65 MHz or which channel?Not learned 241. Your vessel has been damaged and is taking on water. Which of the following should be avoided in this situation?Not learned 242. 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 243. A vessel is equipped with cross-connected deep tanks. In which situation should the cross- connection valve be closed?Not learned 244. 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 245. If your vessel will list with equal readiness to either side, the list is most likely caused by which condition?Not learned 246. 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 247. A vessel's "quarter" is that section which is __________.Not learned 248. If a vessel is sagging, what kind of stress is placed on the sheer strake?Not learned 249. 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 250. Which VHF channel should you avoid using as a working channel?Not learned 251. 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 252. The purpose of the four water pockets located on the underside of a life raft, is to _________.Not learned 253. What are the water pockets on the underside of an inflatable liferaft designed to accomplish?Not learned 254. 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 255. A wooden small passenger vessel operating on a coastwise route in cold water shall carry sufficient inflatable buoyant apparatus for which percentage of persons on board, or meet alternate requirements regarding collision bulkhead standards and the provision of life floats? (small passenger vessel regulations)Not learned 256. 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 257. Yawing is angular motion of the vessel about what axis?Not learned 258. All inflatable liferafts have which item?Not learned 259. Gasoline tanks should be filled __________.Not learned 260. The effect of free surface on initial stability depends upon which item(s)?Not learned 261. An aluminum powder fire is in which fire classification category?Not learned 262. Fires which occur in energized electrical equipment, such as switchboard insulation, are which classification?Not learned 263. Paint and oil lockers on small passenger vessels must be constructed of or lined with which material?Not learned 264. What is the Ring life buoy requirement on your small passenger vessel that has a length of 28 feet?Not learned 265. Inflatable liferafts are provided with which item(s)?Not learned 266. How should the letter "R" be pronounced when spoken on the radiotelephone?Not learned 267. Your vessel has a gasoline engine and a mechanical exhaust ventilation system. BEFORE starting the engine. How long do regulations require the exhaust blower to run prior to starting the engine?Not learned