Q387 - Deck Safety, USCG prep certification 2026

Progress: 24% (23/94)

Learning progress ?

1. What is the function of wearing rings found on some centrifugal pumps?Not learned 2. Rotation of the steering wheel on the navigation bridge initiates oil pressure being applied to the steering gear rams by __________.Not learned 3. According to the Code of Federal Regulations, which of the following statements is correct regarding the steering gear on a vessel contracted for after June 9, 1995?Not learned 4. How does good housekeeping prevent fires on a vessel?Not learned 5. What is the signal given to commence lowering the lifeboats?Not learned 6. Which of the following conditions represents the appropriate time for setting off distress flares and rockets?Not learned 7. 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 8. Fires are grouped into what categories?Not learned 9. Which of the listed classes of fire would most likely occur in the engine room of a vessel?Not learned 10. Which defines the "flammable limits" of an atmosphere?Not learned 11. When compared to low-expansion foam, a high-expansion foam will __________.Not learned 12. Recharging a previously used cartridge-operated dry chemical fire extinguisher is accomplished by __________.Not learned 13. To prevent the spread of fire by convection you should __________.Not learned 14. Fire dampers prevent the spread of fire by __________.Not learned 15. Convection spreads a fire by __________.Not learned 16. 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 17. Which statement describes the relationship between flash point and auto-ignition temperature?Not learned 18. You have carbon tetrachloride as part of the cargo. If a fire breaks out in the general area, what is the major danger from the carbon tetrachloride?Not learned 19. Paints and solvents used aboard a vessel should be __________.Not learned 20. Which may ignite fuel vapors?Not learned 21. To prevent oily rags from spontaneously igniting they should be __________.Not learned 22. The primary danger in helicopter fires on a MODU is __________.Not learned 23. If you see an individual fall overboard, you should __________.Not learned 24. All personnel on board a vessel should be familiar with the rescue boat's __________.Not learned 25. If you are forced to abandon ship in a rescue boat, which action should you take?Not learned 26. After abandoning ship, why should you deploy the sea anchor from a liferaft?Not learned 27. Using a sea anchor when in a life raft will __________.Not learned 28. If more than one liferaft is manned after the vessel has sunk, which action will aid in your rescue?Not learned 29. How is the inside light in an inflatable liferaft activated?Not learned 30. With the sprinkler system and air system on, and all hatches shut, the survival craft will be protected from __________.Not learned 31. 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 32. When the height of the metacenter is greater than the height of the center of gravity, the upright equilibrium position is stable and stability is __________.Not learned 33. The important initial stability parameter, GM, is which of the following?Not learned 34. Which term defines the difference between the forward and aft drafts?Not learned 35. When a wind force causes a floating MODU to heel to a static angle, the __________.Not learned 36. When should the control of flooding of your vessel be addressed?Not learned 37. After measuring the length to which a section of shoring should be cut, you should cut the shoring __________.Not learned 38. Which is the best action to take when plugging holes below the waterline for the safety of the vessel?Not learned 39. Which term describes the strengthening of damaged bulkheads by using wood or steel?Not learned 40. What must be accurately determined to assess the potential for progressive flooding after a vessel has been damaged?Not learned 41. Which is TRUE concerning the vapor pressure of a substance?Not learned 42. The overspeeding of the diesel engine driving an electric generator could cause __________.Not learned 43. Which of the following terms defines the minimum temperature required to ignite gas or vapor without a spark or flame being present?Not learned 44. 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 45. When patching holes in the hull, how can pillows, bedding, and other soft materials be used?Not learned 46. The two courses of action if the underwater hull is severely damaged are to plug the openings or to take which action?Not learned 47. On what type of pump would you find an impeller?Not learned 48. The wooden plug inserted in the vent of a damaged tank should be removed if you are going to __________.Not learned 49. 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 50. 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 51. 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 52. You have abandoned ship in tropical waters. Which procedure(s) should be used during a prolonged period in a raft?Not learned 53. You have abandoned your vessel and are the person in charge of lifeboat No. 2. Which procedure should be followed when landing a boat under oars through a slight surf?Not learned 54. In the absence of external forces, the center of buoyancy of an inclined vessel is vertically aligned directly below the __________.Not learned 55. Which action will affect the trim of a vessel?Not learned 56. Which action must be taken annually concerning inflatable liferafts carried on passenger vessels?Not learned 57. Which action is routinely performed at the annual servicing and inspection of a dry chemical cartridge- operated portable fire extinguisher?Not learned 58. Which is an advantage of using watertight longitudinal divisions in double bottom tanks?Not learned 59. If an airplane circles a vessel 3 times, crosses the vessel's course close ahead while rocking the wings, and heads off in a certain direction, what does this indicate?Not learned 60. You are approaching a disabled vessel in order to remove survivors from it. If your vessel drifts faster than the disabled vessel, how should you make your approach?Not learned 61. Assuming an even transverse distribution of weight in a vessel, which condition could cause a list?Not learned 62. The atmosphere in a tank is too rich when it is __________.Not learned 63. You are on the beach and want to signal to a small boat in distress that your present location is dangerous and that they should land to the left. How would you indicate this?Not learned 64. What is the best indication of the loading of a diesel engine?Not learned 65. You board an inflatable liferaft that has been hand launched from a sinking vessel. What should you do FIRST after everyone is onboard the liferaft?Not learned 66. The bypass valve on a self-contained breathing device should be opened in which situation?Not learned 67. Why is carbon dioxide (CO2) better than dry chemical for fighting a class "C" fire?Not learned 68. Which causes spontaneous combustion?Not learned 69. Why does a centrifugal bilge pump require priming?Not learned 70. A class B fire is most successfully fought by which method?Not learned 71. After clearing the vessel, what is one of the FIRST things you would do in an inflatable liferaft?Not learned 72. A crew member has just fallen overboard off your port side. Which action should you take?Not learned 73. What is the danger to personnel associated with using carbon dioxide in an enclosed space?Not learned 74. By day, what is the signal meaning, "This is the best place to land"?Not learned 75. The deck beam brackets of a transversely framed vessel resist which stresses?Not learned 76. Why are deck beams cambered on a vessel?Not learned 77. How do you determine the weight of the vessel that is supported by the ground when a vessel has run aground?Not learned 78. Why are diesel engines considered safer than gasoline engines?Not learned 79. Which describes the difference between the height of the metacenter and the height of the center of gravity of a vessel?Not learned 80. Which has the MOST effect on the range of a SSB transmission?Not learned 81. Why should all electrical appliances aboard a vessel be grounded and ground fault protected?Not learned 82. When electrical equipment is involved in a fire, where should the stream of dry chemicals be directed?Not learned 83. You are evacuating crew members from a survival craft that has been adrift in the North Atlantic for several days. What could occur if a person suffering from hypothermia is vertically lifted in a rescue sling to the helicopter?Not learned 84. On every vessel, where must distress signals be stowed?Not learned 85. What is the expected range of a VHF radio transmission from a vessel to a shore station?Not learned 86. What factor is essential to the proper operation of a radiator cooled engine?Not learned 87. 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 88. Fighting a fire in the galley poses which additional threat?Not learned 89. There is a fire in the crew's quarters of your vessel. Which action should you take FIRST?Not learned 90. Fire hose should be washed with __________.Not learned 91. A fire starts in a switchboard due to a short circuit. This is which class of fire?Not learned 92. A fire starts on your vessel while refueling. Which action should you take FIRST?Not learned 93. When should you first have any food or water after boarding a lifeboat or liferaft?Not learned 94. Which of the following aspects of a flooded space will most adversely affect transverse stability if it is subject to free communication?Not learned 95. Which of the following defines "Rolling Period"?Not learned 96. The forward draft of your ship is 27'-11" and the after draft is 29'-03". The draft amidships is 28'-05". Which is TRUE of your vessel?Not learned 97. Four-cycle diesel engines obtain combustion air through turbo chargers, blowers, or which other means?Not learned 98. A fuel line breaks, sprays fuel on the hot exhaust manifold, and catches fire. What should be your FIRST action?Not learned 99. What is NOT a function of the steam drum of a marine water-tube boiler?Not learned 100. In general, how often are sanitary inspections of passenger and crew quarters made aboard passenger vessels in river service?Not learned 101. When the GMDSS Radio Operator on watch hears "SECURITE" spoken three times he can expect to receive a message concerning __________.Not learned 102. Where are the grab rails of a metal lifeboat normally located?Not learned 103. The greatest effect on stability occurs from loose liquids flowing __________.Not learned 104. What does the gross tonnage of a vessel indicate?Not learned 105. When the handle of an all-purpose nozzle is pulled all the way back, it will __________.Not learned 106. If heavy smoke is coming from the paint locker, what should be the FIRST firefighting response?Not learned 107. Why is the height of a VHF radio antenna more important than the power output wattage of the radio?Not learned 108. In illustration D016SA below, what number indicates the frapping line?Not learned 109. What is the MOST important consideration when determining how to fight an electrical fire?Not learned 110. Inflatable liferafts are provided with a __________.Not learned 111. Who issues the regulations governing the frequencies of the bridge-to-bridge radiotelephone?Not learned 112. Which item is a safety feature provided on all inflatable liferafts?Not learned 113. Which item is of the most use in getting a lifeboat away from a moving ship?Not learned 114. 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 115. A large fire, involving class "A" material, has developed in the ship's galley. In combating this fire, which action should you take?Not learned 116. How should the letter "D" be pronounced when spoken on the radiotelephone?Not learned 117. The lifeboats on your vessel are stowed on cradles on deck and are handled by sheath-screw boom davits. Which of the following statements about launching a boat is TRUE?Not learned 118. Lifesaving regulations in Subchapter W require that a fire drill include which of the following?Not learned 119. What does the lifesaving signal indicated by a horizontal motion of a white light or white flare mean?Not learned 120. What is the lifesaving signal indicating "You are seen - Assistance will be given as soon as possible"?Not learned 121. What is the lifesaving signal for "You are seen - Assistance will be given as soon as possible"?Not learned 122. "Limber" is a term associated with which item?Not learned 123. In which location are lifejackets required to be stowed?Not learned 124. When should the lubricating oil be changed on a heavy-duty diesel engine?Not learned 125. Which is TRUE of the mechanical gearing of deck machinery such as the windlass or towing engines?Not learned 126. You have abandoned ship in rough weather. After picking up other survivors in your liferaft, what should you do next?Not learned 127. In an emergency, which can directly control the electro-hydraulic steering units on the vessel?Not learned 128. Which of the following when removed will extinguish a fire?Not learned 129. Which item(s) is/are a 2,000 GT tankship required to carry?Not learned 130. The Master of a cargo or tank vessel shall be responsible that each lifeboat, except those free-fall launched, is lowered to the water with crew and maneuvered. Which time interval is this action required?Not learned 131. 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 132. What is the name given to the bottom row of plating next to the keel of a lifeboat?Not learned 133. What is the name given to the lines that are passed around the falls to hold the boat and prevent it from swinging violently?Not learned 134. 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 135. 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 136. Which officer is responsible for the sanitary condition of the engineering department?Not learned 137. How often are each EPIRB and SART for lifeboats required to be tested on the vessel?Not learned 138. The outlet at a fire hydrant may be positioned anywhere from horizontal to pointing in which direction(s)?Not learned 139. On a passenger vessel, the vessel's name must appear on which item(s)?Not learned 140. 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 141. The pillar shape that gives the greatest strength for the least weight is the __________.Not learned 142. If a powdered aluminum fire is being fought, which is the most effective extinguishing agent to use?Not learned 143. Which is the primary element to successfully rescuing a man overboard?Not learned 144. Where a propeller shaft passes through the hull, which device prevents water from entering the hull?Not learned 145. 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 146. When is it recommended that seawater be used for drinking?Not learned 147. To reduce the number of strakes at the bow, two strakes are tapered and joined at their ends by a single plate. What is the name of this plate?Not learned 148. You are releasing carbon dioxide gas (CO2) into an engine compartment to extinguish a fire. In which situation will the CO2 be most effective?Not learned 149. When rendering assistance to personnel in the water a SAR helicopter utilizes a rescue sling for most extractions. In which case would the use of a litter be preferred?Not learned 150. During a SAR helicopter evolution the rescue sling is the most widely used method of extraction. Which of the following describes the alternate Double Lift Method used to pick up incapacitated persons?Not learned 151. 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 152. 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 153. The single turn method of returning to a man overboard should be used ONLY if which condition exists?Not learned 154. 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 155. If the steersman of your lifeboat gives the command "Way enough", which action should you take?Not learned 156. You have taken another vessel in tow. Which is an indicator that the towing speed is too fast?Not learned 157. On a tankship, who is responsible for the sanitary inspections of the crew's quarters?Not learned 158. Which term describes the holes in the bulwark that allow deck water to drain into the sea?Not learned 159. Which term is given to the fittings used to secure a watertight door?Not learned 160. Which term indicates how many tons of cargo a vessel can carry?Not learned 161. Which term is used to describe the point that is halfway between the forward and after perpendicular and is a reference point for vessel construction?Not learned 162. Which is TRUE concerning a fuel-air mixture below the lower flammable limit?Not learned 163. Which is TRUE concerning the most serious effect trapped air has on a diesel engine jacket water cooling system?Not learned 164. Which is TRUE if passengers are on board when an abandon ship drill is carried out?Not learned 165. Which is TRUE of the vessel's Sheer Plan?Not learned 166. 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 167. Where is the molded depth measured from on a vessel?Not learned 168. If you must enter water on which there is an oil fire, which is the best action to take?Not learned 169. If you must swim through an oil fire, which action should be avoided?Not learned 170. When approaching a fire from leeward you should shield firefighters from the fire by using __________.Not learned 171. How does the rotation of the steering wheel on the navigation bridge initiate oil pressure being applied to the steering gear rams?Not learned 172. Why is it desirable to have screens on the vents of potable water tanks?Not learned 173. On an oceangoing vessel, for each person a lifeboat (without desalting kits) is certified to carry, what must the boat be supplied with?Not learned 174. Oil fires are best extinguished by __________.Not learned 175. What is one effect of running a diesel engine at too cool a temperature?Not learned 176. Which one of the following signals is made at night by a lifesaving station to indicate "Landing here highly dangerous"?Not learned 177. Overspeed of the diesel engine driving an electric generator could cause which situation to occur?Not learned 178. The percentage of the total surface area or volume of a flooded compartment that can be occupied by water caused by damage defines which term?Not learned 179. What power source actuates a solenoid valve?Not learned 180. In the presence of external forces, the center of buoyancy of an inclined vessel is vertically aligned with which item?Not learned 181. Progressive flooding is controlled by securing watertight boundaries and which other action?Not learned 182. Which term is used to describe the projecting lugs of the rudderpost which furnish support to the rudder?Not learned 183. What is the purpose of a striker plate?Not learned 184. For the purpose of training and drills, if reasonable and practicable, how frequently should rescue boats be launched with their assigned crew?Not learned 185. What does a pyrometer measure on a diesel engine?Not learned 186. In a racetrack turn, to recover a man overboard, the vessel is steadied for the SECOND time after a turn of how many degrees from the original heading?Not learned 187. When would a racetrack turn be better than a Williamson turn in recovering a man overboard?Not learned 188. What represents poor sanitary procedures?Not learned 189. 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 190. Which is the most serious effect of air trapped in a non-treated diesel engine jacket water cooling system?Not learned 191. What shall be conducted during a fire and boat drill?Not learned 192. 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 193. A ship's forward draft is 22'-04" and its after draft is 23'-00". The draft amidships is 23'-04". Using this information, where is the concentration of weight on the vessel?Not learned 194. 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 195. Which signal is used by a rescue unit to indicate, "Avast hauling"?Not learned 196. What is the signal used with shore lifesaving equipment to indicate, "Affirmative"?Not learned 197. If the situation arose where it became necessary to tow a disabled vessel, which statement is TRUE concerning the towing line?Not learned 198. Small hull leaks can be temporarily repaired by __________.Not learned 199. What is the space above the engine room called?Not learned 200. Which statement concerning carbon dioxide is FALSE?Not learned 201. Which statement about the free surface correction is TRUE?Not learned 202. What statement about immersion suits is TRUE?Not learned 203. Which statement is TRUE concerning radiotelephones on board towing vessels?Not learned 204. Which statement is TRUE concerning spare charges for portable fire extinguishers on unmanned tank barges?Not learned 205. With what other stations may portable survival craft transceivers communicate?Not learned 206. Which term is given to the upward slope of a vessels bottom from the keel to the bilge?Not learned 207. Which term is given to the wooden planking that protects the tank top from cargo loading?Not learned 208. What term indicates the immersed body of the vessel aft of the parallel mid-body?Not learned 209. What term indicates the midships portion of a vessel that has a constant cross section?Not learned 210. The term "strake" is used in reference to which item(s)?Not learned 211. What time of day would an SSB radio have the longest transmitting range?Not learned 212. 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 213. 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 214. What is the traditional signal for fire aboard ship?Not learned 215. During a training exercise a submarine indicating that a torpedo has been fired will send up smoke from a float. What color will the smoke be?Not learned 216. Which is TRUE concerning the painter of an inflatable liferaft?Not learned 217. Which is TRUE of paints and solvents on a vessel?Not learned 218. Which is TRUE of the term negative slip on a vessel?Not learned 219. You are trying to rescue survivors from a wrecked vessel on fire. How should you make your approach?Not learned 220. When two generators are operating in parallel, what will happen if one engine driving a generator shuts down?Not learned 221. Which type of fire is the foam (stored-pressure type) fire extinguisher effective on?Not learned 222. Which types of portable fire extinguishers are designed for use on electrical fires?Not learned 223. Which type of portable fire extinguisher is NOT designed for use on flammable liquid fires?Not learned 224. What type of stern tube bearing has the least friction?Not learned 225. While underway in thick fog you are on watch and hear the cry "man overboard". Which type of maneuver should you make?Not learned 226. What should be used to steer an open lifeboat if the rudder becomes lost or damaged?Not learned 227. Before using a fixed CO2 system to fight an engine room fire, you must __________.Not learned 228. You are using a racetrack turn to recover a man overboard. The vessel is first steadied when how many degrees away from the original heading?Not learned 229. When using the rainwater collection tubes on a life raft, the FIRST collection should be __________.Not learned 230. 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 231. 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 232. A vessel has been damaged and is taking on water. Where can you find the data that will indicate how much water the vessel can retain and still possess reserve buoyancy?Not learned 233. 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 234. Your vessel is discharging containers from the main deck with the ship's cranes. Which of the following must be taken into account when calculating the center of gravity as the containers are discharged?Not learned 235. 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 236. A vessel that does not possess any reserve buoyancy will sink. Which of the following is considered a direct measure of reserve buoyancy?Not learned 237. A vessel's "quarter" is that section which is __________.Not learned 238. 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 239. Your vessel has been taking on water but now the breached hole has been repaired. Which effects can the flooding have on your vessel's GM?Not learned 240. What is the most vulnerable part of the fire main system?Not learned 241. How should you warm up a diesel engine that has not been run for some time?Not learned 242. While you are on watch, you learn that a crewman has not been seen on board for the past three hours. Which type of turn is best in this man-overboard situation?Not learned 243. You are on watch and receive word that a person has fallen overboard from the starboard side. What should your first action be?Not learned 244. 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 245. A weight of 1,000 short tons is equivalent to __________.Not learned 246. A well in the uppermost deck of a shelter deck vessel which has only a temporary means of closing for the purpose of gaining an exemption from tonnage measurement is called a(n) __________.Not learned 247. A motor lifeboat shall carry sufficient fuel to operate continuously for a period of which duration?Not learned 248. Great Lakes vessels, using liferafts, must have sufficient liferaft capacity on each side of the vessel to accommodate how many persons onboard?Not learned 249. When using the term "limber system" one is referring to which system?Not learned 250. Which is required to be marked on the vessel's life preservers?Not learned 251. Which is TRUE concerning a certified lifeboat operator assigned to command a lifeboat?Not learned 252. Which statement is TRUE concerning the mechanical gearing of deck machinery such as the windlass or boat hoists?Not learned 253. As seen in illustration D004SA below, what action must be taken before inserting a low-velocity fog applicator into an all-purpose nozzle?Not learned 254. Inflatable liferafts are provided with which item(s)?Not learned 255. When using the rainwater collection tubes on a liferaft, what should be done with the first collection?Not learned 256. 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 257. 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 258. How can you prevent the spread of fire by conduction?Not learned