Q683 - Engineering Safety & Environmental Protection, USCG prep certification 2026

Progress: 24% (23/94)

Learning progress ?

1. In a compartment that has been completely flooded with water, the greatest pressure will be exerted _________.Not learned 2. If a cargo tank has not been certified as gas free, __________.Not learned 3. During fueling operations oil is detected in the water adjacent to your vessel. If however, it is determined to be from some source other than your vessel, you should __________.Not learned 4. During fueling operations, which of the listed precautions should be taken when topping off fuel tanks?Not learned 5. After fuel tanks have been filled and bunkers completed, which of the listed procedures should be followed next?Not learned 6. If the overflow tank high-level alarm sounds while the fuel oil tanks are being topped off, the engineer should __________.Not learned 7. An LNG carrier has an approved type of gas detecting system to detect methane leaks in the __________.Not learned 8. How would you ensure that your crew is prepared to combat a shipboard fire using ship's equipment?Not learned 9. Before entering any space that has been sealed, its oxygen level should be tested. What level of oxygen in the space is equal to fresh air?Not learned 10. How does good housekeeping prevent fires on a vessel?Not learned 11. As chief engineer of an oceangoing passenger vessel, it is important to know the effect of trim and stability of your ship in the event of damage to a compartment. To minimize the impact of flooding in the event of a grounding, what should be your ship's safe practice regarding watertight doors and hatches?Not learned 12. A galley grease fire would be classified as __________.Not learned 13. A fire, occurring in the windings, of an overloaded electrical motor, is considered a __________.Not learned 14. A Type A fire has been reported onboard your vessel. What type of materials would your fire teams expect to find at the scene?Not learned 15. You are conducting training on firefighting procedures. What type of fire is characterized by the burning of electrical equipment where the use of a non-conducting extinguishing agent is of first importance?Not learned 16. The process that occurs when heat is generated by a chemical reaction within a substance and continues to a point of ignition is known as __________.Not learned 17. A fire can be extinguished by removing __________.Not learned 18. Which of the conditions listed is necessary for a substance to burn?Not learned 19. All of the following are part of the fire triangle EXCEPT __________.Not learned 20. Which defines the "flammable limits" of an atmosphere?Not learned 21. The most common cooling agent used for fighting fires on tank vessels is _________.Not learned 22. The most important characteristic of a fire extinguishing agent to be used on electrical fires is for the agent to be __________.Not learned 23. The principal personnel hazard unique to Halon fire extinguishers is _________.Not learned 24. Which portable fire extinguisher is normally recharged in a shore facility?Not learned 25. Coast Guard Regulations (46 CFR) require how many 15 pound carbon dioxide fire extinguishers to be installed in the boiler room of an 8,000 horsepower steam propelled vessel?Not learned 26. According to Coast Guard Regulations (46 CFR), portable and semi-portable fire extinguishers are classified by a letter and numeric designator. The letter designation indicates __________.Not learned 27. Servicing of a cartridge-operated dry chemical fire extinguisher aboard ship would include ensuring that the __________.Not learned 28. Your vessel has just been struck by another vessel. After meeting with the captain and chief mate, you have immediately ordered the vessel specific damage control procedures in the vessel's approved stability booklet to be enacted. Which of the following statements is true?Not learned 29. While maneuvering up the East River your vessel runs aground. As the chief engineer of the vessel how would you proceed?Not learned 30. Which of the following statements are true regarding U.S. flag vessel response plans for the carriage of oil?Not learned 31. Except in rare cases, it is impossible to extinguish a shipboard fire by __________.Not learned 32. The spreading of fire as a result of heat being carried through a vessel's ventilation system, is an example of heat transfer by __________.Not learned 33. To prevent the spread of fire by convection you should __________.Not learned 34. The blocking open or absence of fire dampers can contribute to __________.Not learned 35. In the event of an exhaust duct fire, most dry chemical and carbon dioxide galley range fixed extinguishing systems are automatically activated through the action of a stainless-steel cable, spring and a __________.Not learned 36. When an oil fire has been extinguished, the surface of the oil should be kept covered with foam to prevent __________.Not learned 37. If a fire broke out in an automation console, you would first secure the power and then proceed to use which of the listed hand portable fire extinguishers?Not learned 38. Which of the listed methods, is the most effective to fight a fire on the open deck of a vessel if using a dry chemical type fire extinguisher?Not learned 39. When fighting a liquefied natural gas fire, you should __________.Not learned 40. If a fire ignites in the engine room as a result of a high-pressure fuel oil leak, you should FIRST __________.Not learned 41. The longer an oil fire is permitted to burn, the __________.Not learned 42. Class C fires may be combated using a __________.Not learned 43. If a fire occurs in an electric cable, in which the inner layers of insulation, or the insulation covered by armor is burning, you should __________.Not learned 44. You are conducting training on firefighting procedures. What type of fire is characterized by the burning of ordinary combustible materials where the quenching and cooling effects of quantities of water, or solutions containing large percentages of water, are of first importance?Not learned 45. To activate a foam type portable fire extinguisher, you must __________.Not learned 46. Your ship has a low-pressure carbon dioxide system that covers the engine room. Fire has been reported in the engine room and the decision has been made to dump the carbon dioxide system into the engine room. While following the procedures to release carbon dioxide you find one engine room supply fan damper that will not close. How should you proceed?Not learned 47. An oil fire is reported in the purifier room bilge. How would you combat this fire?Not learned 48. As an engineer on a tanker, how would you direct the fire team to combat a large cargo space fire?Not learned 49. Properly stowed fire hose is either faked or rolled into a rack with the __________.Not learned 50. What will happen if a fire hose is left unattended and under pressure with the nozzle shut off?Not learned 51. Fire main shore connections on a 1,000 gross ton cargo vessel are required by Coast Guard Regulations (46 CFR) to be provided with __________.Not learned 52. A low velocity fog applicator is retained in an all-purpose nozzle by a bayonet joint. The applicator is prevented from rotating in the joint by __________.Not learned 53. There is always a lower water pressure at the fire hose outlet than is found at the discharge of the pump. Which of the following reasons is the common cause of this loss in pressure?Not learned 54. The passive safety device installed on each Halon fire extinguishing cylinder, to prevent its over pressurization is called a __________.Not learned 55. The primary function of an automatic sprinkler system is to __________.Not learned 56. During vessel familiarization, you find the vessel you are newly assigned to as chief engineer has a high-pressure CO system for the engine room. In what way are the high-pressure CO bottles 2 2 released in the event of an engine room fire?Not learned 57. Fire detecting systems on merchant vessels may be arranged to sense __________.Not learned 58. In a typical automatic fire alarm system, all zone circuits are always connected __________.Not learned 59. What is a major advantage of using a positive pressure type self-contained breathing apparatus?Not learned 60. The safe and efficient use of the facepiece of a self-contained breathing apparatus is directly influenced by __________.Not learned 61. What term is listed on a Safety Data Sheet (SDS) to describe a chemical that can produce life-threatening or seriously disabling health hazards?Not learned 62. If the chemical material is a mixture, what must the Safety Data Sheet (SDS) identify?Not learned 63. The physical data term on a Safety Data Sheet (SDS) describing whether a liquid is lighter or heavier than water is __________.Not learned 64. According to 46 CFR, Part 30, a Grade "E" petroleum product is __________.Not learned 65. Which of the following is classified as a grade "E" combustible liquid?Not learned 66. According to Coast Guard Regulations (46 CFR 30), a flammable liquid with a Reid vapor pressure of 8-1/2 psi or less, and a flash point of 80°F or below, is a grade __________.Not learned 67. Bunker "C" is classified as a grade __________.Not learned 68. The volatility of a liquid is the tendency of a liquid to __________.Not learned 69. By definition, an example of a flammable liquid is __________.Not learned 70. When preparing to pump flammable liquids with a centrifugal pump, you should __________.Not learned 71. A liquid, as listed on a Safety Data Sheet (SDS), having a flash point below 100°F (37.78°C) is called a/an __________.Not learned 72. When required to work in an area where explosive gases may accumulate, you should use hand tools which are __________.Not learned 73. Paints and solvents used aboard a vessel should be __________.Not learned 74. A simple precaution to reduce the possibility of accidental fires in the paint locker, is to __________.Not learned 75. The most likely location for a liquid cargo fire to occur on a tanker would be __________.Not learned 76. To prevent oily rags from spontaneously igniting they should be __________.Not learned 77. One of the main concerns when fighting a galley fire is __________.Not learned 78. If diesel fuel vapors in a compartment are considered to be within the flammable range __________.Not learned 79. An oxygen indicator will detect _________.Not learned 80. Which of the gases listed is the poisonous gas most likely to be found in a closed compartment involved in a fire?Not learned 81. If flammable vapors have penetrated a gas free space, which of the following actions would be the most hazardous to perform?Not learned 82. The upper explosive limit (UEL) of a mixture of flammable vapors and air is defined as __________.Not learned 83. The explosive range of a mixture of flammable vapors and air lies between the lower and upper explosive limits. These limits are specified as a percentage of __________.Not learned 84. When taking samples of a tank atmosphere with an explosimeter, you should __________.Not learned 85. Prior to entering a compartment containing an atmosphere potentially dangerous to life or health and deficient in oxygen, you should don an approved breathing apparatus. Which of the listed devices would be suitable?Not learned 86. The explosive range of methane is 5% to 15% by volume in air. This means a vapor/air mixture of __________.Not learned 87. Petroleum vapors are dangerous __________.Not learned 88. Which of the following conditions must be met before a marine chemist will issue a certificate for a compartment to be "safe for workers, safe for hot work"?Not learned 89. The atmosphere of an empty fuel tank is tested and designated "gas free". Which of the following statements is correct concerning this tank?Not learned 90. The airborne concentrations of substances (such as hydrogen sulfide) under which nearly all workers may be repeatedly exposed without adverse effects are called __________.Not learned 91. High concentrations of hydrogen sulfide gas are most dangerous to personnel because they can __________.Not learned 92. A tank has been sealed and unventilated for a long period of time. Which of the following statements is true?Not learned 93. Which of the following methods will reduce the possibility of producing an electrical spark?Not learned 94. Which of the following precautions are necessary when using any electrical equipment in a hazardous location, such as a cargo pumproom?Not learned 95. When making entries in the Oil Record Book, all quantities should be __________.Not learned 96. The Oil Record Book must be maintained onboard the vessel for __________.Not learned 97. Which of the following machinery space operations is required to be logged in the Oil Record Book?Not learned 98. With regards to a ship's Oil Record Book, an oil tanker of 150 gross tons and above must maintain entries in ________.Not learned 99. Which ship must maintain Part II (Cargo/Ballast Operations) of the Oil Record Book?Not learned 100. While loading bulk oil, you notice oil on the water near the barge. Which of the following actions should you carry out FIRST?Not learned 101. Where will you find the procedures for the reporting of oil discharge into the water?Not learned 102. When amendments are made to the shipboard oil pollution emergency plan, all revisions must be submitted to the Coast Guard __________.Not learned 103. Which of the following statements is true concerning the overboard discharge of vessel sewage at sea?Not learned 104. The amount of garbage disposed must be entered into the records maintained by each ship and stated in __________.Not learned 105. Your ship is leaving port after almost a complete crew change out. The captain has ordered a fire drill simulating a fire in the engine room with full emergency gear and all hoses run out. What is the reason for drilling with this kind of simulation?Not learned 106. In accordance with 46 CFR Part 109, the Muster List ("Station Bill") shows each crew lifeboat station, their duties during abandonment, basic instructions, and __________.Not learned 107. Your vessel has run aground and upon taking fuel oil tank soundings, you find that a fuel tank level has increased. You therefore should suspect __________.Not learned 108. If for any reason it is necessary to abandon ship while far at sea, it is important for the crew members to __________.Not learned 109. In order to retrieve an inflatable life raft and place it on deck, you should heave on the __________.Not learned 110. 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 111. An immersion suit should be equipped with a/an __________.Not learned 112. Which of the following statements concerning immersion suits is correct?Not learned 113. Which is TRUE concerning immersion suits and their use?Not learned 114. Which of the following statements is TRUE concerning life jackets?Not learned 115. Kapok life jackets require proper care and should NOT be __________.Not learned 116. When abandoning ship, after launching the motor lifeboat you should __________.Not learned 117. When a rescue vessel approaches a survival craft in heavy seas, the person in charge of the survival craft should __________.Not learned 118. Which of the lifeboat parts listed must be painted bright red?Not learned 119. Using a sea anchor when in a life raft will __________.Not learned 120. A self-righting survival craft will return to an upright position provided that all personnel __________.Not learned 121. An "on-load" release system on a survival craft means the cable can be released __________.Not learned 122. If the survival craft is not loaded to full capacity, the personnel should be __________.Not learned 123. With the sprinkler system and air system on, and all hatches shut, the survival craft will be protected from __________.Not learned 124. When a vessel is inclined, the tendency for it to return to its original position is caused by the __________.Not learned 125. 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 126. With no environmental forces acting on the vessel, the center of gravity of an inclined vessel is vertically aligned with the __________.Not learned 127. What standard mathematical formula is commonly used to calculate a vessels waterplane area for stability purposes?Not learned 128. As chief engineer or first assistant engineer you should be familiar with the six motions of a vessel. Which of these motions affects the governing "transverse" stability?Not learned 129. Your vessel has been damaged in a grounding and one compartment has partially flooded. As a result, you have lost buoyancy. If transverse stability in the flooded condition is poor or negative, every effort should be made to reduce the free surface and to lower the center of gravity. Which of the following should you ensure is maintained?Not learned 130. Your ship has run aground and it is necessary to determine whether or not a compartment has flooded. Therefore, you should __________.Not learned 131. Progressive flooding in the engine room may be minimized by securing watertight boundaries and __________.Not learned 132. Wooden shoring, with a cross-sectional dimension of 4" X 4" should not be longer than __________.Not learned 133. Which of the methods shown in the illustration is the correct way to fit shoringNot learned 134. The wooden plug fitted tightly in the vent of a damaged tank may prevent the tank from __________.Not learned 135. An acceptable method of temporarily sealing a crack formed in the hull of a vessel is to __________.Not learned 136. According to Coast Guard Regulations (46 CFR), no vessel can come alongside or remain alongside a tank vessel while it is loading A, B, or C grade cargo without having the permission of the __________.Not learned 137. Coast Guard regulations require a shipboard oil pollution emergency plan to be reviewed __________.Not learned 138. Span gas is used aboard liquefied natural gas carriers to __________.Not learned 139. Tankers carrying cryogenic cargoes, such as LNG, are fitted with gas detector systems alarmed at 30% of the lower explosive limit. If the gas detector alarm sounds, this means __________.Not learned 140. Actuating the fixed CO2 system should cause the automatic shutdown of the __________.Not learned 141. If the cause of a sudden severe list is due to negative initial stability, counter-flooding into empty ballast tanks may __________.Not learned 142. You notice smoke coming from an open laundry room doorway, which smells like electrical insulation. After activating the fire alarm, which of the following would be the lowest action priority?Not learned 143. In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by which method?Not learned 144. When should the external inflation bladder on an immersion suit be inflated?Not learned 145. Puncture leaks in the lower tubes or bottom of an inflatable liferaft should FIRST be stopped by using which item(s)?Not learned 146. When using the rainwater collection tubes on a life raft, the FIRST collection should be __________.Not learned 147. The purpose of the four water pockets located on the underside of a life raft, is to _________.Not learned 148. What would be a major consequence of allowing the refrigeration system of a low-pressure fixed CO2 fire extinguishing system to remain inoperable?Not learned 149. Yawing is angular motion of the vessel about what axis?Not learned 150. In accordance with 33 CFR Subchapter O (Pollution), where will you find the procedures for the reporting of oil discharge into the water?Not learned 151. The air flow depicted in figure 1 of the illustration is an example of which type of ventilationNot learned 152. As chief engineer, you are discussing fire safety with a new unlicensed crew member. What would you expect the crew member to know having been onboard the vessel for two days?Not learned 153. As chief engineer or first assistant engineer you should be familiar with the six motions of a vessel. Which of these motions affects the governing "lateral motion" stability?Not learned 154. As chief engineer or first assistant engineer you should be familiar with the six motions of a vessel. Which of these motions affects the governing "motion ahead and astern" stability?Not learned 155. As chief engineer you should understand the concept of loll and its cause. An angle of loll is commonly caused by which of the following conditions?Not learned 156. You are the chief engineer of a vessel of more than 1600 gross tons on an international voyage. While bunkering lube oil in port, the hose fails and oil is spilled into the harbor. After securing the transfer, how would you proceed?Not learned 157. As chief engineer on a vessel, you and the first engineer are planning a welding job in the cargo-hold. How would you ensure that all safety precautions are reviewed prior to starting this job?Not learned 158. Your vessel was damaged in a collision and one compartment has partially flooded. The vessel has free communication with the sea with water flowing in and out as the vessel rolls. Which of the following is the most important factor contributing to free communication loss of stability?Not learned 159. The component shown in the illustration would be installed in which of the following types of fire detection systemsNot learned 160. While in the engine control room you smell smoke and see it coming from the vent in the main switchboard panel. Which of the many different types of extinguishers, if any, are required to be in that space and why would it be best suited to extinguish this class of fire?Not learned 161. You are the engineer on a vessel with a periodically unattended machinery space. A fire has been reported in the engine room and you cannot make entry into the space. How would you direct the emergency squad team leader to charge the fire main?Not learned 162. Why is it essential to introduce CO2 from a fixed fire extinguishing system, into a large engine room, as quickly as possible?Not learned 163. In fighting a fire in a fuel tank, the FIRST action you should attempt is to __________.Not learned 164. The fire extinguishing equipment shown in the illustration is a large __________Not learned 165. A fire has been reported in the ship's laundry room. As the senior engineer, you direct the team leader of the No.1 emergency squad to secure ventilation to the space. What would your next command be to the emergency team leader, before they can actually start extinguishing the fire?Not learned 166. As first engineer you are the senior engineering officer in Emergency Squad #1. The fire alarm sounds and you report to the muster station where the bridge informs you smoke has been reported coming from the ship's laundry room. What should your first action be?Not learned 167. As first engineer, you are standing by the #3 deep fuel oil storage tank as a crew member is working inside the tank. Before entering the tank, the atmosphere was checked and determined safe for men to work. While standing by you notice that the crew member is not moving. After attempts to communicate with the downed mariner receives no response, what action would you take?Not learned 168. Which of the following must be carried out in order to manually launch an inflatable life raft not designed for float-free operation?Not learned 169. Which of the following procedures reduces the possibility of an interior ventilation duct fire from rapidly spreading?Not learned 170. Which of the following statements is true regarding oxygen indicators?Not learned 171. The instrument shown in the illustration has not been used for several weeks. Prior to its use for testing a compartment, you should __________Not learned 172. If the items shown in the illustration are burning, this fire would be a Class __________Not learned 173. Which of the listed characteristics applies to a semi-portable CO2 system?Not learned 174. Through which of the listed processes is sufficient heat produced to cause spontaneous ignition?Not learned 175. The motion of a vessel impacts its stability. Which of these motions shown in the illustration affects the governing "positional motion" stabilityNot learned 176. The motion of a vessel impacts its stability. Which of these motions shown in the illustration affects the governing "transverse" stabilityNot learned 177. During onboard training with your engineers, you review the various firefighting agents available for use onboard a ship. Which of the following statements describes carbon dioxide as an extinguishing agent?Not learned 178. One of the disadvantages of using carbon dioxide to extinguish a fire in an enclosed space is __________.Not learned 179. The physical difference of the water spray patterns developed by the high velocity tip and low velocity applicator is due to __________.Not learned 180. The potable water tanks on your vessel were drained for inspection and cleaning. What would you do before refilling with water?Not learned 181. You are providing onboard training to your engineers on the factors affecting trim and stability. What instructions do you give your engineers to stabilize the ship should it experience an unstable rolling behavior?Not learned 182. You are reviewing emergency procedures with new crew members. How would you direct them to proceed if they hear the fire and emergency signal on the ship's general alarm or whistle?Not learned 183. While reviewing emergency response plans onboard your vessel, you have questions regarding the response for damage control conditions and the ship's construction, related to mitigating risks from structural damage. Which of the following sources of information would contain what you are looking for?Not learned 184. Your ship has left shore on the east coast of the United States, how far must you be from shore to be able to discharge paper waste into the Atlantic Ocean?Not learned 185. The state of charge of a stored pressure type dry chemical fire extinguisher can be readily determined by __________.Not learned 186. As team leader of the ship's No.2 emergency squad, you have just informed the bridge that the fire in the galley has been extinguished. What would you instruct your squad to do next?Not learned 187. Your vessel, of more than 1000 gross tons on an international voyage is crossing the Atlantic Ocean. The second engineer injures his hand while working on a pump. The injury requires more than basic first aid. As the senior officer onboard how would you proceed?Not learned 188. Victual waste is __________.Not learned 189. Water applied as a "fog" can be more effective than water applied as a "solid stream", because __________.Not learned 190. As chief engineer or first assistant engineer you should be familiar with the six motions of a vessel. Which of these motions affects the governing "longitudinal" stability?Not learned