Q424 - 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. Which visual distress signal is acceptable for daylight use only?Not learned 3. How can you indicate that your vessel is in distress?Not learned 4. A fire of escaping liquefied flammable gas is best extinguished by which action?Not learned 5. What is LEAST likely to cause ignition of fuel vapors?Not learned 6. If you see an individual fall overboard, you should __________.Not learned 7. If you must jump from a vessel, what does the correct posture include?Not learned 8. 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 9. 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 10. Which term defines the upward pressure of displaced water of a vessel?Not learned 11. What is the name of the void or opening when barge headlogs do not meet or are not even with one another?Not learned 12. Why do spaces containing batteries require good ventilation?Not learned 13. A tank which carries liquid is dangerous to the stability of a vessel when it is in which condition?Not learned 14. You are in a channel in U.S. waters near an industrial plant with a load/discharge facility for barges. You hear a siren being sounded at the facility. What does this indicate?Not learned 15. Which instrument may a towing vessel, engaged in towing exclusively on the Western Rivers, use in place of a magnetic compass?Not learned 16. After an item of required safety equipment on a towing vessel fails, the owner or Master must consider numerous factors before continuing the voyage. Which factor should NOT be included in his/her decision?Not learned 17. What must the owner or Master do if any of the towing vessel's required navigational safety equipment fails during a voyage?Not learned 18. Which navigational equipment is required to be tested and logged before a towing vessel embarks on a voyage of more than 24 hours?Not learned 19. The owner or Master of a towing vessel shall ensure that all tests and inspections of gear take place. When are these actions required to be logged?Not learned 20. Which publication(s) must a towing vessel of 12 meters or more in length carry when operating on US waters other than the Western Rivers?Not learned 21. On which route is a towing vessel over 39.4 feet in length NOT required to carry an echo-sounding device?Not learned 22. What term is used to describe a river barge designed to carry coal or any similar cargo not requiring weather protection?Not learned 23. What term is used to describe a tank barge constructed with the structural framing inside the cargo tank and the side shell plating containing the cargo?Not learned 24. Which is included in the term "Western Rivers," when it refers to regulations requiring towing vessels to carry navigational-safety equipment, charts or maps, and publications?Not learned 25. Which towing vessel(s) is/are exempt from carrying radar?Not learned 26. Vessels regularly navigating Ohio and Mississippi rivers above Cairo, Illinois, and their tributaries, shall at all times have on board a copy of __________.Not learned 27. 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 28. You have completed stability calculations for your vessel prior to getting underway. Your vessel's GM is small but positive. Which of the following is true?Not learned 29. What condition will result in the automatic shutdown of a diesel engine?Not learned 30. Which defines the function of a spark arrestor?Not learned 31. What is the difference between a Type One PFD life jacket and a Type Five PFD work vest?Not learned 32. The distance between the bottom of the hull and the waterline is called __________.Not learned 33. If an engine shuts down due to high jacket water temperature, what action should be taken?Not learned 34. Which extinguishing agent is/are suitable to combat a class B fire in an engine compartment?Not learned 35. After extinguishing a paint locker fire using the fixed CO2 system, which is the next action that should be taken to the space?Not learned 36. 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 37. A fire starts on your vessel while refueling. Which action should you take FIRST?Not learned 38. A fire starting by spontaneous combustion can be expected in which condition?Not learned 39. Which of the following in the illustration is the bilge knuckle of a bargeNot learned 40. Which of the following in the illustration is the Flanking Rudder on a towboatNot learned 41. Which of the following in the illustration is the head of boat deck on a towboatNot learned 42. Which of the following in the illustration is the headlogNot learned 43. Which of the following in the illustration is the Kort Nozzle on a towboatNot learned 44. Which of the following in the illustration is the wing tank of hopper bargeNot learned 45. When the forward drafts and the after drafts are averaged, which of the following describes the result?Not learned 46. Four-cycle diesel engines obtain combustion air through turbo chargers, blowers, or which other means?Not learned 47. A fuel line breaks, sprays fuel on the hot exhaust manifold, and catches fire. What should be your FIRST action?Not learned 48. The hoods over galley ranges present what major hazard?Not learned 49. If ignited, which material would be a class B fire?Not learned 50. The important stability parameter "KG" is defined as the __________.Not learned 51. Individuals who are not crewmembers onboard your towboat must receive a safety orientation prior to getting underway. Which topic is required to be covered by regulation in the orientation?Not learned 52. Which installed equipment on a towing vessel must be tested and logged when a new Master assumes command?Not learned 53. Which item in the illustration is the point where the thrust of the towboat is transferred to the bargesNot learned 54. Which item is the towknee on a towboatNot learned 55. You have launched the towboat's yawl to recover a person that has fallen overboard. Which is the best way to approach an unconscious person in the river?Not learned 56. Your light boat has been damaged in a collision and is taking on water. Which is the correct action to take to minimize damage?Not learned 57. The Master or person in charge of the towboat must ensure that each crewmember participates in drills and receives training. What is the time interval for conducting the drills?Not learned 58. Most medium and slow speed diesels are started by what medium?Not learned 59. Which of the following when removed will extinguish a fire?Not learned 60. Where a propeller shaft passes through the hull, which device prevents water from entering the hull?Not learned 61. The three conditions which cause engine shutdown are overspeed, low lube oil pressure, and which other condition?Not learned 62. What monitoring device best indicates the load being carried by a diesel engine?Not learned 63. If you must enter water on which there is an oil fire, which is the best action to take?Not learned 64. What is the name of the circular steel structure installed around the propeller (wheel) of a towboat?Not learned 65. When a new crew member arrives aboard your towboat, he/she is required to receive a safety orientation. Which is a topic required by regulation to be addressed in the orientation?Not learned 66. What would light gray smoke from a diesel engine probably indicate?Not learned 67. What is one effect of running a diesel engine at too cool a temperature?Not learned 68. You are operating a light boat and have been in a collision with another towboat. After sounding the general alarm and accounting for your crew which is the next prudent action to take?Not learned 69. The owner or Master of a towing vessel shall ensure that all tests and inspections of gear are conducted. Which is TRUE concerning the tests or inspections of the gear?Not learned 70. You are picking up an unconscious person that has fallen overboard. For safety reasons how should the towboat's yawl approach the person?Not learned 71. What power source actuates a solenoid valve?Not learned 72. What is the purpose of a striker plate?Not learned 73. What does a pyrometer measure on a diesel engine?Not learned 74. You are reading the draft marks as shown in illustration D032DG. The top 2 inches of the 9 forward is visible above the water level, and the water level is four inches below the 10 aft. What is the mean draft?Not learned 75. You are reading the draft marks as shown in illustration D032DG. The top 2 inches of number "9" are visible above the waterline. What is the draft?Not learned 76. You are reading the draft marks as shown in illustration D032DG. The water level is about 4 inches below the bottom of 10. What is the draft?Not learned 77. You are reading the draft marks as shown in illustration D032DG. The water level is about 4 inches below the bottom of the number 11. What is the draft?Not learned 78. You are reading the draft marks as shown in illustration D032DG. The water level is at the bottom of number 11. What is the draft?Not learned 79. You are reading the draft marks as shown in illustration D032DG. The water level forward is 4 inches below the 11, and the water level aft is 2 inches below the top of the 11. What is the mean draft?Not learned 80. You are reading the draft marks as shown in illustration D032DG. The water level forward is at the top of the 8, and the water level aft is at the top of the 8. What is the mean draft?Not learned 81. By regulation, the crew of your towboat must receive monthly instruction on which topic?Not learned 82. By regulation, who is responsible to ensure that fall overboard prevention and recovery of persons in the water procedures are complied with on your towboat?Not learned 83. Which is a requirement of the fire main system on a towboat?Not learned 84. Who is responsible to ensure that all of the crew members receive instruction on reporting inoperative alarm systems and fire-detection systems?Not learned 85. A slow and easy motion of a MODU in a seaway is an indication of a __________.Not learned 86. Which statement about the free surface effect is TRUE?Not learned 87. Which statement(s) is/are TRUE concerning radio equipment on towing vessels of 26 feet or more in length?Not learned 88. Which statement is TRUE concerning life jackets which are severely damaged?Not learned 89. Which statement is TRUE concerning survival craft requirements for towing vessels on Western Rivers?Not learned 90. What are the three most common basic types of diesel engine starters?Not learned 91. Which time frame must you ensure that the new crew members that have never participated in the required drills on your towboat receive their safety orientation?Not learned 92. Which topic is required by regulation to be covered in the Safety Orientation given to new crewmembers on your towboat?Not learned 93. Your towboat that was constructed in 01/2017 is equipped with a self-priming fixed fire pump. What is the required flow rate of the pump?Not learned 94. Your towboat is equipped with a fire detection system. If the system detects a fire in the engine room what will automatically happen?Not learned 95. Your towboat has just been involved in a collision. Which is the FIRST action you should take?Not learned 96. Your towboat is pushing a loaded tank barge and has been involved in a collision with another vessel. Which is an indicator that the barge is damaged and sinking?Not learned 97. Your towboat has a ruptured hull and taking on more river water than the pumps can remove. The decision has been made to abandon the boat. Which is the next action you should take?Not learned 98. 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 99. Your towing vessel must have either a fixed fire pump or a portable pump. What is the required capacity of the portable fire pump?Not learned 100. A towing vessel is required to be fitted with radar if which of the following is TRUE?Not learned 101. Which is TRUE concerning the Kort nozzles installed around the propellers of some vessels?Not learned 102. Which is TRUE concerning the stowage of life jackets?Not learned 103. Which is TRUE concerning towing vessels of more than 39.4 feet in length carrying charts or maps?Not learned 104. Which is TRUE concerning work vests worn on towboats?Not learned 105. What is used as an indicator of initial stability?Not learned 106. How should you warm up a diesel engine that has not been run for some time?Not learned 107. The master or person in charge of an uninspected towing vessel must ensure that all crewmembers are familiar with their fire-fighting duties, specifically with all of the following EXCEPT which contingency?Not learned