Q633 - Engineering Safety & Environmental Protection, USCG prep certification 2026

Progress: 24% (23/94)

Learning progress ?

1. Static water pressure on the hull of a ship is greatest at the __________.Not learned 2. In a compartment that has been completely flooded with water, the greatest pressure will be exerted _________.Not learned 3. Which of the precautions listed should be observed when taking on diesel fuel?Not learned 4. When should you expect to find an insulating flange in a fueling hose?Not learned 5. One consideration for determining the safest maximum rate at which bunker fuel may be received is by the __________.Not learned 6. Why is it important for double bottom fuel oil tanks not to be topped off when loading fuel at cold temperatures?Not learned 7. If deck cargo is carried, it should be stowed so that it __________.Not learned 8. A fire in a pile of dunnage would be classified as a __________.Not learned 9. Which of the listed classes of fire would most likely occur in the engine room of a vessel?Not learned 10. 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 11. Which of the conditions listed is necessary for a substance to burn?Not learned 12. All of the following are part of the fire triangle EXCEPT __________.Not learned 13. Low velocity water fog is used in firefighting as a __________.Not learned 14. When using foam, a "Class B" fire is extinguished by __________.Not learned 15. Which of the following statements is true concerning the Halon 1301 fire extinguishing agent?Not learned 16. Which of the following statements is true concerning carbon dioxide when used as a fire extinguishing agent?Not learned 17. Which extinguishing agent is the best for use on electrical fires?Not learned 18. The advantage of using a dry chemical fire extinguishing agent is __________.Not learned 19. To fight a class "C" fire, you should use carbon dioxide or __________.Not learned 20. Which of the fire extinguishing agents listed can be used to effectively combat a class "B" fire?Not learned 21. In accordance with 46 CFR Subchapter I (Cargo and Miscellaneous Vessels), which of the listed fire extinguishers would be considered hand portable/semi-portable and capable of combating a class "B" fire?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. Recharging a previously used cartridge-operated dry chemical fire extinguisher is accomplished by __________.Not learned 24. It is necessary to cool the bulkheads and decks surrounding a compartment where there is a fire in order to __________.Not learned 25. 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 26. To prevent the spread of fire by convection you should __________.Not learned 27. Radiation can cause a fire to spread by __________.Not learned 28. The blocking open or absence of fire dampers can contribute to __________.Not learned 29. If there has been a fire in a closed unventilated compartment it may be unsafe to enter because of __________.Not learned 30. The most effective method of extinguishing a class "A" fire is by __________.Not learned 31. When approaching a fire from windward, you should shield firefighters from the fire by using an applicator and __________.Not learned 32. The longer an oil fire is permitted to burn, the __________.Not learned 33. When combating a major electrical fire at sea, the main consideration is __________.Not learned 34. In firefighting, the term "protecting exposures" means __________.Not learned 35. A class "B" fire develops on the weather deck amidships of a moored tank vessel. The fire party should man the __________.Not learned 36. Fire hoses located at protected fire stations must always be __________.Not learned 37. When the cotton cover of a fire hose becomes oily or greasy, it should be washed with a solution of mild soapy fresh water and _______.Not learned 38. 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 39. In accordance with 46 CFR Subchapter I (Cargo and Miscellaneous Vessels), fire main outlet valves or hydrants located on exposed decks shall be _________.Not learned 40. In accordance with 46 CFR Subchapter H (Passenger Vessels), which of the following statements is true regarding sprinkler heads which are normally activated by the melting of a fusible link?Not learned 41. Fire detecting systems on merchant vessels may be arranged to sense __________.Not learned 42. In a typical automatic fire alarm system, all zone circuits are always connected __________.Not learned 43. In accordance with 46 CFR Subchapter D (Tank Vessels), which of the following statements is true concerning the equipment required in a fireman's outfit?Not learned 44. The bypass valve on a self-contained breathing apparatus (SCBA) bypasses __________.Not learned 45. Which of the components listed are interchangeable between different backpack self-contained breathing apparatus produced by various manufacturers?Not learned 46. Which of the following conditions represents a particular advantage of using a positive pressure type self- contained breathing apparatus in an atmosphere that is immediately dangerous to life or health?Not learned 47. Which of the devices listed would be safe to use in a compartment with insufficient oxygen?Not learned 48. Manufacturers of self contained breathing apparatus use color coded face pieces to indicate different sizes. Which of the following statements is true concerning the colors of SCBA face pieces?Not learned 49. If the chemical material is a mixture, what must the Safety Data Sheet (SDS) identify?Not learned 50. The physical data term on a Safety Data Sheet (SDS) that indicates if the vapor formed by a material is lighter or heavier than air is called __________.Not learned 51. The vapors given off by heated fuel oil are flammable, explosive, and __________.Not learned 52. As its temperature rises, the volume of fuel oil stored in a tank will __________.Not learned 53. Which of the following conditions is true concerning flammable liquid vapors with a concentration above the upper explosive limit?Not learned 54. When preparing to pump flammable liquids with a centrifugal pump, you should __________.Not learned 55. When required to work in an area where explosive gases may accumulate, you should use hand tools which are __________.Not learned 56. Paints and solvents used aboard a vessel should be __________.Not learned 57. A simple precaution to reduce the possibility of accidental fires in the paint locker, is to __________.Not learned 58. The most likely location for a liquid cargo fire to occur on a tanker would be __________.Not learned 59. Hazardous conditions exist which may result in spontaneous combustion when __________.Not learned 60. To prevent oily rags from spontaneously igniting they should be __________.Not learned 61. Which of the gases listed is the poisonous gas most likely to be found in a closed compartment involved in a fire?Not learned 62. If flammable vapors have penetrated a gas free space, which of the following actions would be the most hazardous to perform?Not learned 63. The reading of a combustible gas indicator indicates the percentage of the __________.Not learned 64. The explosive range of methane is 5% to 15% by volume in air. This means a vapor/air mixture of __________.Not learned 65. The highest concentration of a harmful substance to which a person may be exposed without danger to health, is termed the __________.Not learned 66. What information can be obtained from a marine chemist's certificate on a tank barge?Not learned 67. A tank or compartment is "gas free" when there is an absence of dangerous concentrations of __________.Not learned 68. If emergency welding repairs must be made to the upper area of a fuel tank, the tank and/or adjacent compartments may need to be _______.Not learned 69. While in a foreign port, burning and welding repairs are to be carried out on a section of heating coil located in a tank having last contained a grade "D" product. Which of the following procedures should be followed when a certified marine chemist is not available?Not learned 70. For H2S detection, sensitized tapes indicate H2S presence by means of discoloration of an exposed spot on the tape. The shade of the color on the spot depends upon the concentration of H2S and which of the following factors?Not learned 71. The worst atmospheric condition for dispersion of hydrogen sulfide is __________.Not learned 72. A high concentration of hydrogen sulfide gas is most likely to be found in which of the locations listed?Not learned 73. When pumping sour crude, which gas should be tested for prior to entering the cargo pumproom to repair a leaking pump?Not learned 74. In the Oil Record Book, a comprehensive list of operational items are grouped into operational sections. Each section is codified by a/an __________.Not learned 75. If an incorrect entry were made in the Oil Record Book, you should __________.Not learned 76. When the scuppers are plugged and an oil spill occurs on deck, you should __________.Not learned 77. Your vessel is taking on bunkers from a shoreside facility. If oil begins flowing from one tank vent, which of the following actions should be taken FIRST?Not learned 78. Which of the following is considered "discharge" as it applies to the pollution regulations?Not learned 79. In accordance with 33 CFR Subchapter O (Pollution), which of the following is a mandatory section of the shipboard oil pollution emergency plan?Not learned 80. In accordance with 33 CFR Subchapter O (Pollution), which of the following is NOT required to be provided as part of the appendixes of the Shipboard Oil Pollution Emergency Plan?Not learned 81. In accordance with 33 CFR Subchapter O (Pollution), a shipboard oil pollution emergency plan is required to be reviewed __________.Not learned 82. 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 83. When collecting condensation for drinking water, __________.Not learned 84. An immersion suit should be equipped with a/an __________.Not learned 85. Which is TRUE concerning immersion suits and their use?Not learned 86. In accordance with 46 CFR, life jackets should be stowed in __________.Not learned 87. Which of the following statements is TRUE concerning life jackets?Not learned 88. When lowering lifeboats as the vessel is pitching in heavy seas, a good practice is to rig frapping lines __________.Not learned 89. The hand brake of a lifeboat winch is __________.Not learned 90. The purpose of the wire stretched between the lifeboat davit heads is to __________.Not learned 91. If a life raft should capsize, __________.Not learned 92. The canopy of your life raft should __________.Not learned 93. Using a sea anchor when in a life raft will __________.Not learned 94. The survival craft engine is fueled with __________.Not learned 95. Reserve buoyancy is the __________.Not learned 96. With no environmental forces acting on the vessel, the center of gravity of an inclined vessel is vertically aligned with the __________.Not learned 97. If a vessel rolls to the starboard side, and there are no movable or moving weights onboard, the center of gravity will __________.Not learned 98. Clogged limber holes can endanger a ship's stability by __________.Not learned 99. What standard mathematical formula is commonly used to calculate a vessels waterplane area for stability purposes?Not learned 100. A vessel trimmed down by the bow has __________.Not learned 101. In the absence of external forces, adding weight to one side of a floating vessel, will cause the vessel to __________.Not learned 102. The symbol shown in the illustration and used as a reference from which the height of the center of gravity is measured, is item number __________Not learned 103. Your ship has run aground and it is necessary to determine whether or not a compartment has flooded. Therefore, you should __________.Not learned 104. Progressive flooding in the engine room may be minimized by securing watertight boundaries and __________.Not learned 105. After measuring the length to which a section of shoring should be cut, you should cut the shoring __________.Not learned 106. The wooden plug fitted tightly in the vent of a damaged tank may prevent the tank from __________.Not learned 107. According to U.S. regulations, what vessels are required to have the "Discharge of Oil Prohibited" placard?Not learned 108. Individuals who have consumed alcohol within 24 hours of exposure to H2S can tolerate __________.Not learned 109. Which type of respiratory protection is preferable for repair/investigation personnel on a MODU in a hydrogen sulfide (H2S) environment?Not learned 110. In the absence of external forces, the center of gravity of a floating vessel is located directly above the __________.Not learned 111. If the cause of severe list or trim of a vessel is due to off-center ballast, counter-flooding into empty tanks will __________.Not learned 112. 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 113. The most important reason for taking anti-seasickness pills as soon as possible after entering a life raft is to __________.Not learned 114. The important stability parameter "KG" is defined as the __________.Not learned 115. You are involved in an emergency landing of a helicopter on the water. You should inflate your life jacket __________.Not learned 116. An extinguishing agent which effectively cools, dilutes combustible vapors and provides a heat and smoke screen is __________.Not learned 117. While retrieving the survival craft, the engine should be stopped __________.Not learned 118. What is the weight of the liquid displaced by a vessel floating in sea water equal to?Not learned 119. In accordance with 33 CFR Subchapter O (Pollution), each completed page of the Oil Record Book must be signed by the _________.Not learned 120. In accordance with 33 CFR Subchapter O (Pollution), each operation involving the transfer of oil or oily mixture that requires an entry in the Oil Record Book shall be fully recorded __________.Not learned 121. In accordance with 33 CFR Subchapter O, shipboard pollution prevention regulations are enforced by the __________.Not learned 122. According to 33 CFR Subchapter O (Pollution), an oceangoing ship of over 400 gross tons must be fitted with a standard discharge shore connection. What size bolt circle diameter is required for this shore connection to transfer oily ballast to a shoreside reception facility?Not learned 123. If additional weight is placed on the main deck of the vessel shown in the illustration __________Not learned 124. Annual servicing of a hand portable CO2 fire extinguisher includes __________.Not learned 125. During cargo operations, a deck fire has occurred due to a leaking cargo line. You should FIRST __________.Not learned 126. On a cargo ship equipped with a combination fire detection/carbon dioxide extinguishing system, the presence of fire is indicated at the cabinet simultaneously in two spaces: No.3 hold upper between decks, containing bagged coffee beans; and No.4 lower hold containing fertilizer. To combat these fires, you should __________.Not learned 127. In a cartridge-operated dry chemical type fire extinguisher, when the CO2 cartridge is activated, the dry chemical is released from the extinguisher __________.Not learned 128. Before entering a fuel tank that has been cleaned, it should be checked with an oxygen indicator and a/an __________.Not learned 129. In fighting a fire in a fuel tank, the FIRST action you should attempt is to __________.Not learned 130. In figure 1 of the illustration, fire would spread to compartment "B" by__________Not learned 131. A flat block placed under the end of a shore for the purpose of distributing pressure is referred to as a __________.Not learned 132. Which of the following procedures reduces the possibility of an interior ventilation duct fire from rapidly spreading?Not learned 133. Which of the following statements represents the correct action to take when three crew members discover a fire?Not learned 134. Which of the following statements is true concerning the fire extinguisher shown in the illustrationNot learned 135. Which of the following statements is true regarding oxygen indicators?Not learned 136. Which of the following terms is used to describe water or other liquid that has free surface?Not learned 137. A hand portable CO2 fire extinguisher is effective on burning oil only __________.Not learned 138. A health hazard term listed on a Safety Data Sheet (SDS) that indicates allergic-like reaction in some people after repeated exposure is __________.Not learned 139. In the illustration shown, the sea painter is identified as item number _____Not learned 140. To operate a carbon dioxide extinguisher having the type of head shown in the illustration, you would _________Not learned 141. What is the purpose of opening the doors and portholes in figure 2 of the illustrationNot learned 142. 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 143. A ship's low-pressure CO2 fixed fire extinguishing system is normally designed for a storage tank pressure and temperature of approximately __________.Not learned 144. The source of power for the CO2 discharge alarm siren is obtained from __________.Not learned 145. A specific document which identifies a chemical, and lists its physical properties, health hazards, required controls, firefighting procedures, cleanup methods, waste disposal, and the safe handling and storage requirements, is commonly called a __________.Not learned 146. An ullage reading is the distance from a given point at the __________.Not learned 147. Your vessel is equipped with totally enclosed lifeboats. Which of the following statements is correct should the boat be enveloped in flames?Not learned 148. Victual waste is __________.Not learned 149. What would be the classification of the fire if the sources shown in illustration #1 were to catch fire? SF-0051Not learned 150. A specific document which identifies a chemical, and lists its physical properties, health hazards, required controls, firefighting procedures, cleanup methods, waste disposal, and the safe handling and storage requirements, is commonly called a __________.Not learned