Q401 - Deck General/Safety, USCG prep certification 2026

Progress: 24% (23/94)

Learning progress ?

1. How should gasoline tanks be filled?Not learned 2. To determine if all requirements of the Declaration of Inspection are met for oil transfer operations just prior to bunkering from a shoreside facility, __________.Not learned 3. The person in charge on the vessel and the person in charge at the facility must hold a meeting before starting the transfer of oil. Who must decide to start the transfer?Not learned 4. How does good housekeeping prevent fires on a vessel?Not learned 5. Which visual distress signal is acceptable for daylight use only?Not learned 6. A fire in a pile of dunnage would be classified as a __________.Not learned 7. All of the following are part of the fire triangle EXCEPT __________.Not learned 8. There are two disadvantages to CO2 as a firefighting agent. One of these is the limited quantity available, which is the other?Not learned 9. Which extinguishing agent is most likely to allow reflash as a result of not cooling the fuel below its ignition temperature?Not learned 10. Which extinguishing agent is the best for use on electrical fires?Not learned 11. After using a CO2 portable extinguisher, it should be __________.Not learned 12. How can the spread of fire be prevented?Not learned 13. Fire may be spread by which means?Not learned 14. Which is the best method of extinguishing a class A fire?Not learned 15. The volatility of a flammable liquid is indicated by its __________.Not learned 16. Paints and solvents used aboard a vessel should be __________.Not learned 17. Which may ignite fuel vapors?Not learned 18. Which of the following is required to have a Shipboard Oil Pollution Emergency Plan?Not learned 19. What accident situation is considered a Serious Marine Incident?Not learned 20. Following a Serious Marine Incident, a mariner involved in the incident is prohibited from consuming alcohol until after being tested or which time frame?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 you must jump from a vessel, what does the correct posture include?Not learned 24. To turn over an inflatable liferaft that is upside down, you should pull on which item?Not learned 25. 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 26. 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 27. The water in which a vessel floats provides vertical upward support. The point through which this support is assumed to act is known as the center of __________.Not learned 28. Which term is given to the difference between the starboard and port drafts caused by shifting a weight transversely in the vessel?Not learned 29. The free surface corrections depend upon the dimensions of the surface of the free liquids and the __________.Not learned 30. 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 31. According to U.S. regulations, what vessels are required to have the "Discharge of Oil Prohibited" placard?Not learned 32. When an autopilot is being used aboard small passenger vessels, who must make or supervise the changeover from automatic to manual steering and vice versa?Not learned 33. When backing down with sternway, where will the pivot point of a vessel be located?Not learned 34. Which bend or knot is used to tie a small line to a larger one?Not learned 35. A change of a documented vessel's name can only be made by which organization?Not learned 36. Which circumstance concerning an inspected passenger vessel would require knowledge and approval of the Officer in Charge, Marine Inspection? (small passenger vessel regulations)Not learned 37. When cleaning up an oil spill in U.S. waters you must obtain the approval of the Federal On-Scene Coordinator before using which of the following?Not learned 38. A common class of wire rope is the 6X37 class. What does the 37 represent?Not learned 39. Which is a common occurrence when a vessel is running into shallow water?Not learned 40. When are the conditions BEST for crossing a rough bar?Not learned 41. You are conducting trials to determine the maneuvering characteristics of your vessel. While making a turn, you take ranges and bearings of an isolated light. The results are shown in illustration D034DG below. What is the transfer for a turn of 45°?Not learned 42. Which is the correct way to make an eye in a wire rope with clips?Not learned 43. The definition of "partially protected waters", as used in the Regulations does not include which choice?Not learned 44. Which is described as a wedge of water building up between the bow and the nearer bank which forces the bow out and away?Not learned 45. Which describes the "lay" of a line?Not learned 46. You have determined the maneuvering characteristics of your vessel by taking the radar ranges and bearings of an isolated light while making a turn. The results are listed in illustration D035DG. Based on this data what is the advance for a turn of 30°Not learned 47. Which term describes the distance a vessel moves in the direction of the original course from the point where the rudder is put over to any point on the turning circle?Not learned 48. Which term is used to describe the distance a vessel moves at right angles to the original course, when a turn of 180° has been completed?Not learned 49. Which term describes the distance that a vessel travels from the time that the order to put engines full astern until the vessel is dead in the water?Not learned 50. Which document shows a vessel's nationality, ownership, and tonnage?Not learned 51. What can be done to prevent small oil spills on deck from going overboard?Not learned 52. When you enter shallow water, which describes your vessel's rudder response and speed variations?Not learned 53. Which factor is most likely to impair the strength and durability of synthetic line?Not learned 54. What is FALSE concerning the use of unicellular plastic foam work vests on small passenger vessels? (small passenger vessel regulations)Not learned 55. Under federal regulations, what minimum level of Blood Alcohol Content (BAC) constitutes a violation of the laws prohibiting Boating Under the Influence of Alcohol (BUI) on commercial vessels?Not learned 56. Which of the following describes a fid?Not learned 57. Which of the following describes why topside icing, which is usually off-center, decreases vessel stability?Not learned 58. Which of the following is the strongest way to join the ends of two ropes?Not learned 59. On which form do you provide a written report of Marine Casualty to the nearest Coast Guard Marine Safety Office?Not learned 60. Fueling results in the collection of waste oil in drip pans and containers. Which is an approved method of disposing of the waste oil?Not learned 61. As a general rule, how will your vessel lie when it is drifting in a locale where there is no current?Not learned 62. If given equal care, nylon line should last how many times longer than manila line?Not learned 63. In illustration D044DG below, what is the mooring line labeled "A" called?Not learned 64. In illustration D044DG below, what is the mooring line labeled "F" called?Not learned 65. In illustration D044DG below, what is the mooring line labeled "H" called?Not learned 66. When inspecting wire rope before a hoisting operation, what must one look for?Not learned 67. Which knot in illustration D030DG below represents a double sheet bend?Not learned 68. Which knot in illustration D030DG below represents a single becket bend?Not learned 69. Which knot shown in illustration D030DG below represents a square knot?Not learned 70. Which knot is suitable for hoisting an unconscious person?Not learned 71. Which knot/bend is used to form the bridle at the standing part of a gantline rigged to a stage?Not learned 72. Which knot would best serve as a safety sling in an emergency for a person working over the side?Not learned 73. You are on a large vessel fitted with a right-handed controllable-pitch propeller set at maximum forward pitch. Which statement about reversing is TRUE?Not learned 74. Who is the legal owner of the Oil Record Book for a fixed or floating drilling rig?Not learned 75. Which letter in illustration D030DG below represents a plain whipping?Not learned 76. Which lines primary function is to reduce the fore and aft motion of a docked vessel?Not learned 77. You are making a sharp turn in a channel and using a buoy four points on the bow to gauge your rate of turn. If you observe the buoy moving aft relative to you, what should you do?Not learned 78. How many months after its expiration date may a Coast Guard credential be renewed without retaking the complete exam?Not learned 79. A mariner whose credential has been revoked shall not be issued another credential without which of the following?Not learned 80. What is the name of the metal, teardrop-shaped object sometimes used within an eyesplice?Not learned 81. Which method of adjusting mooring lines is MOST useful for leaving a boat free to rise and fall with the tide?Not learned 82. Which expresses the term leeway?Not learned 83. What is the name of tackle number 12 as shown in illustration D029DG below?Not learned 84. You observe a V-shaped ripple with the point of the V pointing upstream in a river. What may this indicate?Not learned 85. Official proof of an American vessel's nationality is contained in which document?Not learned 86. What do pollution regulations require of each scupper and/or drain that is located in an enclosed deck area?Not learned 87. As soon as the officer in charge of the vessel has taken steps to stop the discharge of oil or oily mixture into a U.S. harbor, what must they do FIRST?Not learned 88. You are taking the bow line from the port bow of a large vessel that is underway when the stern of your tug comes in contact with the vessel. The forward motion of both vessels causes your tug to be turned toward the other vessel and contact the stem thereby being "stemmed". Which action should you take?Not learned 89. Which is TRUE concerning fixed ballast, on small passenger vessels?Not learned 90. A twin screw vessel, making headway with both engines turning ahead, will turn more readily to starboard if you take which action?Not learned 91. If you must pump bilges while a vessel is in port, which is the proper method?Not learned 92. Which is the requirement for the name and hailing port of a documented commercial vessel?Not learned 93. 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 94. One of your crew members falls overboard from the starboard side. You should IMMEDIATELY take which action?Not learned 95. The possibility of wake damage can be reduced by following which action?Not learned 96. While proceeding up a narrow waterway you observe a vessel berthed in the river with slack mooring lines. Which is the most prudent action to take FIRST?Not learned 97. Which is the root cause of wake damage to a vessel or structure in a narrow channel?Not learned 98. A tug placed at which location would have MINIMAL effect steering a large vessel?Not learned 99. Which is TRUE concerning the official number of a documented vessel?Not learned 100. You operate a harbor craft on inland waters exclusively. If you regularly service or contact foreign flag vessels in the course of business, which statement is TRUE?Not learned 101. When are Operators of Uninspected Passenger Vessels required to keep their Coast Guard credential aboard their vessel?Not learned 102. Which is TRUE of outlets in gasoline fuel lines of your small vessel?Not learned 103. When passing a moored vessel in a narrow channel which actions will help minimize wake damage?Not learned 104. What is the period of validity of a Merchant Mariner Credential?Not learned 105. You are piloting your vessel in a narrow channel. How will the vessel react to a steep bank on your starboard side?Not learned 106. When piloting a vessel, how are visual references used to establish a constant rate of turn?Not learned 107. The primary function of which line(s) is to hold the vessel snuggly to the dock?Not learned 108. You are proceeding in a channel; your vessel is requiring a significant amount of right rudder and your bow is still falling off to port. What can you conclude from this information?Not learned 109. What does the process of faking down a line mean?Not learned 110. What is the purpose of chafing gear?Not learned 111. What is the purpose of Sluicing or slushing wire rope?Not learned 112. Regardless of local requirements, when in a U.S. port, all oil spills must be reported to which of the following agencies?Not learned 113. In relation to the turning circle of a ship, which defines the term "transfer"?Not learned 114. In relation to the turning of a vessel, which describes the term "advance"?Not learned 115. What requires a Report of Marine Accident, Injury or Death?Not learned 116. Who is responsible for any wake damage caused by a passing vessel?Not learned 117. Which rope has the greatest breaking strength?Not learned 118. When shall an Operator of an Uninspected Passenger Vessel be required to produce his/her MMC?Not learned 119. You are on a single-screw vessel with a right-handed propeller, and you are making headway. What occurs when you enter shallow water?Not learned 120. How is the size of wire rope determined?Not learned 121. On small passenger vessels, which material must not be used in a valve or fitting for a hull penetration?Not learned 122. Why do spaces containing batteries require good ventilation?Not learned 123. Which splice should you use in order to make a permanent loop in a line?Not learned 124. 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 125. Which statement is TRUE concerning the placard entitled "Discharge of Oil Prohibited"?Not learned 126. Which statement is TRUE concerning River currents?Not learned 127. Which statement is TRUE with reference to small passenger vessels cooking and heating equipment?Not learned 128. Which statement about a tunnel bow thruster is TRUE?Not learned 129. In stopping distances of vessels, which defines the term "head reach"?Not learned 130. Which term(s) are in the category of "oil" as used in the Oil Pollution Regulations?Not learned 131. Topside icing decreases vessel stability because it increases __________.Not learned 132. While transiting a channel your vessel's bow swings away from the bank. What is the term for this effect?Not learned 133. What type of knot in illustration D030DG below is indicated by the Letter "J"?Not learned 134. Which type of line floats?Not learned 135. Which U.S. agency assigns an official number to a vessel?Not learned 136. Which vessel is NOT required to have a Pollution Placard posted on board?Not learned 137. Most of your vessel's superstructure is forward. How will the vessel lie when drifting with no way on?Not learned 138. When a vessel violates the oil pollution laws, who may be held responsible?Not learned 139. You are on watch and the pilot has just anchored the vessel. What is the next thing that you should do after the anchor has been let go?Not learned 140. Which weakens a line the LEAST?Not learned 141. Why would wire rope be galvanized?Not learned 142. What would be an example of a B-I extinguisher? (small passenger vessel regulations)Not learned 143. In writing up the logbook at the end of your watch, you make an error in writing an entry. What is the proper means of correcting this error?Not learned 144. 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 145. 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 146. 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 147. You have abandoned ship in tropical waters. Which procedure(s) should be used during a prolonged period in a raft?Not learned 148. When abandoning ship and jumping into the water from a substantial height without a life jacket, you should __________.Not learned 149. 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 150. Why is carbon dioxide (CO2) better than dry chemical for fighting a class "C" fire?Not learned 151. The carburetor is placed on the engine to __________.Not learned 152. 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 153. How may the change in trim of a vessel be found?Not learned 154. When choosing extinguishers to fight a Class "B" fire do NOT use which type of extinguisher?Not learned 155. CO2 mainly extinguishes a fire by which of the following?Not learned 156. 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 157. What is the danger to personnel associated with using carbon dioxide in an enclosed space?Not learned 158. The exhaust pipe must be gas tight throughout its entire length otherwise __________.Not learned 159. Which extinguishing agent is/are suitable to combat a class B fire in an engine compartment?Not learned 160. Any extinguishing agent used on a Class "C" fire must have which important property?Not learned 161. What factor is essential to the proper operation of a radiator cooled engine?Not learned 162. Which factor has the greatest effect on the value of the free surface correction?Not learned 163. 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 164. When fighting a fire using a portable carbon dioxide extinguisher, where should the stream be directed to extinguish the fire?Not learned 165. There is a fire in the crew's quarters of your vessel. Which action should you take FIRST?Not learned 166. A fire in electrical equipment should be extinguished by using which type of extinguishing agent?Not learned 167. If you have a fire in the engine room, what is the FIRST action you should take?Not learned 168. A fire in the galley ALWAYS poses which additional threat?Not learned 169. Fixed CO2 systems would not be used on crew's quarters or at which other location?Not learned 170. When flammable liquids are handled in a compartment on a vessel, the ventilation for that area should be __________.Not learned 171. How does foam extinguish an oil fire?Not learned 172. 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 173. A fuel line breaks, sprays fuel on the hot exhaust manifold, and catches fire. What should be your FIRST action?Not learned 174. If a gasoline engine turns over freely but will not start, the cause is generally __________.Not learned 175. In general, how often are sanitary inspections of passenger and crew quarters made aboard passenger vessels in river service?Not learned 176. Heave is motion along which axis?Not learned 177. If heavy smoke is coming from the paint locker, what should be the FIRST firefighting response?Not learned 178. 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 179. The hoods over galley ranges present what major hazard?Not learned 180. If ignited, which material would be a class B fire?Not learned 181. In illustration D001SA below, what represents the center of gravity?Not learned 182. What is the MOST important consideration when determining how to fight an electrical fire?Not learned 183. The important stability parameter "KG" is defined as the __________.Not learned 184. An important step in fighting any electrical fire is to take which action?Not learned 185. Which will improve stability?Not learned 186. How should the letter "D" be pronounced when spoken on the radiotelephone?Not learned 187. How do the lights on the outside of the canopy on an inflatable liferaft operate?Not learned 188. Before any machinery is put in operation, you should take which action FIRST?Not learned 189. Maintaining good working order of fuel pumps and injectors in auxiliary diesel engines requires the use of __________.Not learned 190. Which is a major advantage of the round turn maneuver in a man overboard situation?Not learned 191. When making VHF radio calls to nearby stations, what level of transmitting power should you use?Not learned 192. Which maneuver will return your vessel to a person who has fallen overboard in the shortest time?Not learned 193. What is meant by the term "overhaul" in firefighting?Not learned 194. Which of the following when removed will extinguish a fire?Not learned 195. What is the lifesaving signal used to indicate, "Landing here is highly dangerous"?Not learned 196. A mechanical davit is designed to automatically accomplish which task?Not learned 197. Normally, potable water systems are connected directly to the __________.Not learned 198. How often are CO2 cylinders forming part of a fixed fire extinguishing system required to be pressure tested?Not learned 199. 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 200. 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 201. If a powdered aluminum fire is being fought, which is the most effective extinguishing agent to use?Not learned 202. What is the preferred agent used in fighting a helicopter crash fire?Not learned 203. 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 204. The single turn method of returning to a man overboard should be used ONLY if which condition exists?Not learned 205. 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 206. 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 207. Why should storage batteries be charged in a well-ventilated area?Not learned 208. You have taken another vessel in tow. Which is an indicator that the towing speed is too fast?Not learned 209. Upon completion of fueling a gasoline driven vessel it is necessary to perform which task?Not learned 210. If you wear extra clothing when entering the water after abandoning ship it will accomplish which of the following?Not learned 211. If you must enter water on which there is an oil fire, which is the best action to take?Not learned 212. If you must swim through an oil fire, which action should be avoided?Not learned 213. Which is the national distress, safety, and calling frequency channel?Not learned 214. Why is it necessary to secure the forced ventilation to a compartment where there is a fire?Not learned 215. Automatic fire dampers in ventilation systems are operated by use of which item?Not learned 216. Normally, which chemical is used to treat water in order to ensure its safety for drinking?Not learned 217. How should the number "9" be pronounced when spoken on the radiotelephone?Not learned 218. Oil fires are best extinguished by __________.Not learned 219. Oily rags stored in a pile that is open to the atmosphere are a hazard because they may __________.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 is the primary hazard, other than fire damage, associated with a class C fire?Not learned 222. What is the primary reason for placing covers over the top of storage batteries?Not learned 223. A quick and rapid motion of a vessel in a seaway is an indication of a(n) __________.Not learned 224. What represents poor sanitary procedures?Not learned 225. What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?Not learned 226. 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 227. Spontaneous ignition can result from __________.Not learned 228. Which statement concerning carbon dioxide is FALSE?Not learned 229. Which statement is FALSE concerning precautions during small craft fueling operations?Not learned 230. Which statement is TRUE concerning carbon dioxide?Not learned 231. Which statement is TRUE concerning gasoline vapors on board a vessel?Not learned 232. Which term represents the weight (measured in tons) required to cause a change in mean draft of one inch?Not learned 233. 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 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 types of portable fire extinguishers are designed for putting out electrical fires?Not learned 237. 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 238. Before using a fixed CO2 system to fight an engine room fire, you must __________.Not learned 239. 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 240. 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 241. If your vessel will list with equal readiness to either side, the list is most likely caused by which condition?Not learned 242. 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 243. Which VHF channel should you avoid using as a working channel?Not learned 244. While you are working in a space, the fixed CO2 system is accidentally activated. Which action should you take?Not learned 245. Gasoline tanks should be filled __________.Not learned 246. What type of knot in illustration D030DG below is indicated by the Letter "N"?Not learned 247. On small passenger vessels, why do spaces containing batteries require good ventilation?Not learned 248. The effect of free surface on initial stability depends upon which item(s)?Not learned 249. When discharging a portable CO2 fire extinguisher, why must you grasp the hose handle and NOT the discharge horn?Not learned 250. An implied warranty of seaworthiness on the part of the vessel's owner lies in which document?Not learned 251. Failure to notify the Coast Guard of an oil spill can carry a prison sentence of what duration?Not learned 252. Fires which occur in energized electrical equipment, such as switchboard insulation, are which classification?Not learned 253. How can the accumulation of dangerous fumes generated by the storage batteries be prevented?Not learned 254. In illustration D044DG below, what is the mooring line labeled "D" called?Not learned 255. In illustration D044DG below, what is the mooring line labeled "E" called?Not learned 256. In illustration D044DG below, what is the mooring line labeled "G" called?Not learned 257. Normally, where is the potable water systems directly connected to?Not learned 258. On small passenger vessels a gasoline engine must be fitted with which item(s)Not learned 259. Paint and oil lockers on small passenger vessels must be constructed of or lined with which material?Not learned 260. The Federal Water Pollution Control Act requires the person in charge of a vessel to immediately notify the Coast Guard as soon as he knows of any oil discharge. Failure to notify the Coast Guard can lead to a monetary fine and imprisonment up to what duration?Not learned 261. What is considered a Serious Marine Incident?Not learned 262. What is the main advantage of a steady stream of water on a class "A" fire?Not learned 263. What is the normal percentage of oxygen in air?Not learned 264. What type of knot in illustration D030DG below is indicated by the Letter "R"?Not learned 265. Where is chafing gear normally used?Not learned 266. Which is a requirement of marking a small passenger vessel's Official Number?Not learned 267. Which is the BEST way to reduce your wake in a narrow channel?Not learned 268. Which is the proper way to coil right-laid line?Not learned 269. When flammable liquids are handled in a compartment on a vessel, which is TRUE concerning the ventilation for that area?Not learned 270. How should the letter "T" be pronounced when spoken on the radiotelephone?Not learned 271. How should the number "1" be pronounced when spoken on the radiotelephone?Not learned 272. 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 273. 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