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Deck · 5,775 questions

Deck General - USCG Exam Questions

Seamanship in the broad sense: marlinespike, ground tackle and anchoring, mooring and towing, weather, stability basics, and day-to-day vessel operations.

Every question below is a real U.S. Coast Guard exam question with four choices. Answer one and the correct choice is revealed instantly, with the USCG reference and illustration where the question uses one.

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All Deck General questions

Questions 3,401–3,500 of 5,775 · page 35 of 58

  1. #3572 On offshore drilling units, the minimum number of persons required to be trained in the use of fireman's outfits is __________.
  2. #3573 A What repair or modification to a MODU would most likely require consulting the construction portfolio?
  3. #3574 A welding procedure used for joining dissimilar metals used on a MODU would be recorded in the __________.
  4. #3575 A construction portfolio prepared for each new offshore drilling unit must be approved by the __________.
  5. #3576 A simplified construction plan may be included in the MODU construction portfolio provided it adequately defines the __________.
  6. #3577 Each emergency light on a MODU must be marked with __________.
  7. #3578 If a drill required by regulations is not completed on a mobile offshore drilling unit, the Master or person in charge must __________.
  8. #3579 A In the MODU construction portfolio, materials which do not conform to ASTM or ABS specifications must also include the __________.
  9. #3580 When testing fire hoses on offshore drilling units, each hose must be subjected to a test pressure of at least __________.
  10. #3581 Except as provided by approved special examinations, each offshore drilling unit must be dry-docked at least once during every __________.
  11. #3582 A report of casualty to a mobile offshore drilling unit must be made in writing to which office?
  12. #3583 What must the Master or person in charge of a MODU enter in the logbook after conducting an abandonment drill?
  13. #3584 According to the regulations for mobile offshore drilling units, "industrial personnel" are considered to be all persons carried on the MODU for the s...
  14. #3585 Temporary Certificates of Inspection for offshore drilling units are effective until the __________.
  15. #3586 The discharge side of every fire pump must be equipped with a __________.
  16. #3587 Certificates of Inspection for offshore drilling units are issued for a period of __________.
  17. #3588 When a MODU is involved in a casualty, the cost of property damage includes __________.
  18. #3589 A branch line valve of a fire extinguishing system on a MODU must be marked with the __________.
  19. #3590 If a fixed foam firefighting system on a MODU is not of the premix type, a sample of the foam liquid must be tested by __________.
  20. #3591 All portable fire extinguishers must be capable of being __________.
  21. #3592 Each hand portable fire extinguisher must be marked with __________.
  22. #3593 What must the Master or person in charge of a MODU enter in the logbook after conducting a boat drill?
  23. #3594 When weight-testing a davit-launched liferaft on a mobile offshore drilling unit, the test weight must be equivalent to the weight of the raft, its re...
  24. #3595 When weight-testing a davit launched liferaft on a mobile offshore drilling unit, the deadweight equivalent for each person in the allowed capacity of...
  25. #3596 How long must the records of tests and inspections of fire fighting equipment on board a MODU be retained on board?
  26. #3597 On surface type offshore drilling units, each survival craft must be capable of being launched to the water at the minimum operating draft, under unfa...
  27. #3598 All fire hoses on mobile offshore drilling units must be tested to a pressure of at least __________.
  28. #3599 The helicopter deck on an offshore drilling unit is required to be fitted with perimeter lights in alternating colors of __________.
  29. #3600 What organization is approved by the Coast Guard for certifying cranes on mobile offshore drilling units?
  30. #3601 On all mobile offshore drilling units, the deckhead of each accommodation space must be located above __________.
  31. #3602 On a MODU, how many ring buoys are required to have a buoyant line attached?
  32. #3603 How often must a rated load test be performed on a crane on a MODU?
  33. #3604 After cranes have been installed on offshore drilling units the hooks, hook block, slings, rib and other rigging must be load tested. This test must b...
  34. #3605 The person or company, either proprietor or lessee, actually operating an oil well or lease is the __________.
  35. #3606 Each fire pump on a MODU must have a pressure gauge located at __________.
  36. #3607 At the required fire drill conducted aboard a MODU, all persons must report to their stations and demonstrate their ability to perform the duties assi...
  37. #3608 What information must be entered on the MODU's muster list?
  38. #3609 The minimum number of portable C-II fire extinguishers required on the drill floor of a MODU is __________.
  39. #3610 Any firefighting equipment that is carried in addition to the minimum required must __________.
  40. #3611 An extinguisher with 15 lbs. of CO2 or 10 lbs. of dry chemical is a size __________.
  41. #3612 On offshore drilling units all sleeping areas, mess areas, recreational and hospital areas that are adjacent to or immediately above a storage area or...
  42. #3613 Size III, IV, and V extinguishers are considered __________.
  43. #3614 A casualty report of an intentional grounding of a MODU is required under what condition?
  44. #3615 What is the minimum number of lifeboats which MUST be carried on a mobile offshore drilling unit that is allowed to carry more than 30 persons?
  45. #3616 On offshore drilling units where natural ventilation is provided, each porthole or window must be fitted with __________.
  46. #3617 A fire pump may be used for other purposes if __________.
  47. #3618 All portable fire extinguishers must be capable of being __________.
  48. #3619 For use as protection from gas leaking from a refrigeration unit, each MODU must be equipped with a __________.
  49. #3620 Who is responsible for insuring that the accommodations on a mobile offshore drilling unit are maintained in a clean and sanitary condition?
  50. #3621 On offshore drilling units, boat drills must be conducted at least __________.
  51. #3622 According to regulations, a Master or person in charge of a MODU is required to submit a report of a loss of life __________.
  52. #3623 In how many locations must lifeboats be installed on a mobile offshore drilling unit?
  53. #3624 The discharge side of every fire pump must be equipped with a __________.
  54. #3625 When fire pumps are used for other than firefighting service, each pipe connecting the other service (except for branch lines used for deck washing) m...
  55. #3626 The locker or space containing the self-contained breathing apparatus must be __________.
  56. #3627 What must be located on the discharge side of the pump in a fire main system?
  57. #3628 A qualified person must be assigned as the second in command of a lifeboat on a MODU if the lifeboat has a capacity of more than __________.
  58. #3629 In the event of a casualty to a MODU, who is responsible to make records available to the Coast Guard official authorized to investigate the casualty?
  59. #3630 On a MODU, a cabinet or space containing the controls or valves for the fixed firefighting system must be __________.
  60. #3631 Semi-portable extinguishers used on inspected vessels are sizes __________.
  61. #3632 Fire extinguishers of sizes III, IV, and V are designated as __________.
  62. #3633 Size I and II fire extinguishers are designated as __________.
  63. #3634 Fire extinguishers on inspected vessels are numbered by size I through V, with I being __________.
  64. #3635 Multiple fire pumps may be used for other purposes provided that one pump is __________.
  65. #3636 On offshore drilling units, each storage battery for emergency lighting and power systems must be tested every six months under actual connected load...
  66. #3637 The relief valve on a fire pump is set at 25 psi above the pressure necessary to maintain required fire streams, or __________.
  67. #3638 On a MODU, size III, IV, and V extinguishers are considered __________.
  68. #3639 On a MODU, a fire pump may be used for other purposes if __________.
  69. #3640 A fire main system must have enough fire hydrants so that each accessible space may be sprayed with __________.
  70. #3641 The person responsible for maintaining clean and sanitary conditions in the accommodation spaces of a MODU is the __________.
  71. #3642 On surface type offshore drilling units, each survival craft must be capable of being launched to the water at the minimum operating draft, under unfa...
  72. #3643 The factor of safety, based on the elastic limit of the material, for the forks used on power operated industrial trucks aboard a MODU must be at leas...
  73. #3644 Due to the hazards involved with Halon extinguishers on a MODU, the size II extinguisher may only be used __________.
  74. #3645 Power operated cranes used on a MODU must not be powered by __________.
  75. #3646 On a self-elevating drilling unit, draft marks must be located __________.
  76. #3647 How must each storage tank for helicopter fuel on a MODU be marked?
  77. #3648 When may a work vest be substituted for a required life preserver?
  78. #3649 On a MODU, a door that is required to be marked "KEEP CLOSED" is designed to __________.
  79. #3650 On offshore drilling units when two means of escape are provided from a space above the main deck, one means of escape must be required for rapid esca...
  80. #3651 On offshore drilling units, the minimum number of inclined ladders which must be fitted between each weather deck is __________.
  81. #3652 What class of bulkhead is required around the galley on a MODU?
  82. #3653 Where are self-closing doors required on a MODU?
  83. #3654 On offshore drilling units, sleeping spaces for the regular personnel employed on board may not berth more than __________.
  84. #3655 On offshore drilling units, emergency lighting and each emergency power system must be tested at least once a __________.
  85. #3656 Locations on a MODU where flammable hydrocarbon gas or vapors may accumulate due to drilling operations are defined as __________.
  86. #3657 Offshore drilling units that carry twelve or more persons on a voyage of more than three days must have a __________.
  87. #3658 Each drilling unit equipped with helicopter fuel storage tanks must have the tanks installed as far as practicable from the __________.
  88. #3659 Each hose in the fuel transfer system for helicopter refueling must meet the standards of the __________.
  89. #3660 Each fire hydrant must have at least one spanner and at least one __________.
  90. #3661 If not attached to the nozzle, each low-velocity spray applicator on a MODU must be stowed __________.
  91. #3662 On a MODU with lifeboats stowed in two different locations, if all the lifeboats are lost in one location then the remaining lifeboats must accommodat...
  92. #3663 For a MODU not on an international voyage, an approved substitute for an impulse projected rocket-type line throwing appliance is a __________.
  93. #3664 An offshore drilling unit must be equipped with a first aid kit approved by the __________.
  94. #3665 Of the required ring life buoys for a MODU, how many must be equipped with a water light?
  95. #3666 How many adult life jackets are required on board a MODU?
  96. #3667 On a MODU, size I and II extinguishers are considered __________.
  97. #3668 On offshore drilling units, a fire drill must be conducted at least once a __________.
  98. #3669 On a MODU, an extinguisher with 15 lbs. of CO2 or 10 lbs. of dry chemical is a size __________.
  99. #3670 On offshore drilling units, the fire main system must have enough fire hydrants so that each accessible space may be sprayed with at least __________.
  100. #3671 On offshore drilling units, each fire station is required to be fitted with a hose which has a nominal length of __________.

Deck General questions: what to expect

Q How many Deck General questions are in the Deck pool?

There are 5,775 Deck General questions on this site, every one released by the U.S. Coast Guard or taken from the National Maritime Center's sample examinations, with its correct answer. The exam draws its Deck General module from the same pool.

Q What score do I need to pass the Deck General module?

Most USCG exam modules, including Deck General, require 70 percent to pass. Rules of the Road modules require 90 percent.

Q Are these the real USCG Deck General exam questions?

Yes. They are the published U.S. Coast Guard questions, matched to the National Maritime Center's 2026 sample examinations. Answer any question to see the correct choice, the USCG reference and the illustration where the question uses one.

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About the Deck question pool

The Deck pool holds the current U.S. Coast Guard questions for every deck credential, from Able Seaman and the OUPV six-pack up to unlimited Master. Each question is multiple choice with four options, graded instantly, with the USCG reference shown where one exists.