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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 1,501–1,600 of 5,775 · page 16 of 58

  1. #1613 Hatches on small passenger vessels operating on exposed waters and exposed to the weather __________.
  2. #1614 Which type EPIRB must each ocean-going OSV carry?
  3. #1615 Vessels in ocean service shall carry __________. (small passenger vessel regulations)
  4. #1616 You are rigging a stage over the ship's side to serve as a working platform. For stability of the stage, the downhaul to one end of the stage and the...
  5. #1617 Of the required ring life buoys for an OSV, how many must be equipped with a waterlight?
  6. #1618 Which river passenger vessel must have a copy of the vessel's plans permanently displayed?
  7. #1619 Limit switches are located on the survival craft winch systems for OSVs to __________.
  8. #1621 Your vessel must have a B-II fire extinguisher. Which extinguisher fulfills this requirement? (small passenger vessel regulations)
  9. #1622 What is the minimum required number of ring life buoys on an OSV certified for ocean service?
  10. #1623 For an OSV not on an international voyage, an approved substitute for an impulse projected type line throwing appliance is a __________.
  11. #1625 Distress flares and smoke signals are not required on vessels operating on short runs. A "short run" is limited to __________. (small passenger vessel...
  12. #1626 Which statement is TRUE concerning a power driven fire pump on board a small passenger vessel?
  13. #1627 The rescue boat on an OSV shall carry a tow line strong enough to tow the vessel's largest loaded liferaft at a speed of at least __________.
  14. #1628 All inlet and discharge fittings below the waterline shall have __________. (small passenger vessel regulations)
  15. #1629 You are using tackle number 5 as shown in illustration D029DG below to lift a weight. The hauling part of this tackle is bent to the weight hook (w) o... illustration
  16. #1630 The inspection of small passenger vessels of 60 feet in length carrying more than twelve persons on an international voyage is required by the Coast G...
  17. #1631 What is the purpose for whipping the bitter end of a fiber rope?
  18. #1632 You are rigging a stage over the vessel's side and are securing the downhaul with lowering turns at your end of the stage. When finished, the remainde...
  19. #1633 According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent __________.
  20. #1634 Using a safety factor of 6, determine the safe working load of manila line with a breaking stress of 8 tons.
  21. #1635 Which information are you required to report to the Coast Guard when an accident occurs in which loss of life results? (small passenger vessel regulat...
  22. #1636 A 50-foot passenger vessel not limited to daylight operation is required to be equipped with at least __________.
  23. #1637 When an autopilot is being used aboard small passenger vessels, who must make or supervise the changeover from automatic to manual steering and vice v...
  24. #1638 You are using tackle number 6 as shown in illustration D029DG below to lift a weight. The hauling part of this tackle is bent to the weight hook (w) o... illustration
  25. #1639 Each EPIRB required on an OSV shall be tested using the integrated test circuit and output indicator every __________.
  26. #1640 On an OSV, when may a work vest be substituted for a required life jacket?
  27. #1641 Unless the COI is endorsed for adults only, there shall be provided a number of approved life jackets suitable for children equal to at least ________...
  28. #1642 In the small passenger vessel regulations a coastwise route is defined as one that is __________.
  29. #1643 Which fuel cannot be used for cooking on vessels carrying passengers for hire? (small passenger vessel regulations)
  30. #1644 Which of the following describes a "whipping"?
  31. #1645 Which knot is suitable for hoisting an unconscious person?
  32. #1647 If your vessel is required to have a fire ax on board, where should it be located? (small passenger vessel regulations)
  33. #1648 The immersion suit requirements for OSV apply to units operating in the Atlantic Ocean __________.
  34. #1649 A vessel of not more than 65 feet in length must have a collision bulkhead if it carries more than __________.
  35. #1650 What is required for a dry exhaust pipe? (small passenger vessel regulations)
  36. #1651 A small passenger vessel, operating only on domestic routes, which is operated in salt water for more than three months in a year must undergo a dry d...
  37. #1652 Each personal flotation device light on an OSV that has a non-replacement power source must be replaced __________.
  38. #1653 The rope which is the lightest is __________.
  39. #1654 Which statement is TRUE concerning work vests on a small passenger vessel?
  40. #1655 Which knot in illustration D030DG below should be used to secure a line to a spar when the pull is perpendicular to the spar? illustration
  41. #1656 Which circumstance concerning an inspected passenger vessel would require knowledge and approval of the Officer in Charge, Marine Inspection? (small p...
  42. #1657 On small passenger vessels electrical equipment in spaces that contain gasoline powered machinery must be __________.
  43. #1658 Who shall test every small passenger vessel's steering gear prior to getting underway for the day's operations?
  44. #1659 Roundline is a __________.
  45. #1660 The "lay" of a line refers to __________.
  46. #1661 Your vessel is greater than 100 GRT and carries more than 12 passengers. In addition to the deck officer in the pilothouse, where should there be an a...
  47. #1662 On small passenger vessels, when may a flexible hose be used in gasoline or diesel fuel lines?
  48. #1663 Which passenger vessel is required to permanently exhibit a fire control plan?
  49. #1664 A passenger vessel of 600 GT is required to have how many fire axes?
  50. #1665 A long splice in a line __________.
  51. #1666 Why is it necessary to extend ventilators of gasoline powered vessels to the bilges?
  52. #1667 Which of these approved lifesaving devices must a small passenger vessel carrying passengers for hire carry for each person on board? (small passenger...
  53. #1668 When a passenger vessel's plans must be permanently exhibited, they are NOT required to show information on the __________.
  54. #1669 Under identical load conditions, nylon, when compared with natural fiber line, will stretch __________.
  55. #1670 General arrangement plans shall be permanently exhibited on all passenger vessels of at least __________.
  56. #1671 A gasoline fuel tank vent on a small passenger vessel should terminate __________.
  57. #1672 Which is a method used to make an eye in a bight of line where it cannot be spliced?
  58. #1673 Close link chain of not less the 3/4" (or the wire rope equivalent) is required for lashing deck cargoes of timber. What size flexible wire rope would...
  59. #1674 A passenger vessel is required to have a supervised patrol when __________.
  60. #1675 On board a small passenger vessel, fuel tank vents should __________.
  61. #1676 On a passenger vessel with stateroom accommodations, which space would NOT be required to be checked by the patrol between 10 pm and 6 am?
  62. #1677 Which factor is most likely to impair the strength and durability of synthetic line?
  63. #1678 Switchboards shall be ...... (small passenger vessel regulations)
  64. #1679 In illustration D044DG below, what is the mooring line labeled "F" called? illustration
  65. #1680 Your vessel is certificated to carry 50 persons. You are required to have __________. (small passenger vessel regulations)
  66. #1681 If your passenger vessel is fitted with a loudspeaker system, it must be tested at least once __________.
  67. #1682 A passenger vessel is underway. When may passengers visit the pilothouse?
  68. #1683 How many means of escape must be provided from passenger areas on a passenger vessel of 500 GT?
  69. #1684 On a small passenger vessel, backfire flame arrestors are installed on a/an __________.
  70. #1685 In illustration D044DG below, what is the mooring line labeled "E" called? illustration
  71. #1687 Storage batteries on "T-Boats" must be located __________.
  72. #1688 How many escape routes must normally exist from all general areas accessible to the passengers or where the crew may be quartered or normally employed...
  73. #1689 Lines or gear NOT in use should be __________.
  74. #1690 Which statement is TRUE about nylon line?
  75. #1691 Which of the following is the strongest way to join the ends of two ropes?
  76. #1692 During the manufacture of line, yarns are twisted together in the __________.
  77. #1693 According to the regulations for passenger vessels, a "motor vessel" is one which is propelled by machinery other than steam and is more than ________...
  78. #1694 A passenger vessel in river service which operates in fresh water at least 6 out of every 12 months since the last dry dock examination must be dry-do...
  79. #1695 If your passenger vessel has been issued a stability letter, it must be __________.
  80. #1696 What type of knot in illustration D030DG below is indicated by the Letter "O"? illustration
  81. #1697 When required, the steering gear, whistle, and the means of communication between the pilothouse and the engine room on a passenger vessel shall be te...
  82. #1698 On small passenger vessels after loading and prior to departure, the master shall determine the vessel complies with allI stability requirements in wh...
  83. #1699 Compared to manila line, size for size, nylon line __________.
  84. #1700 When a lifeline is required to be attached to a ring life buoy it must be at least __________. (small passenger vessel regulations)
  85. #1701 What should you inspect to be sure that it is safe to go aloft in a bosun's chair?
  86. #1702 Which knot in illustration D030DG below represents a half hitch? illustration
  87. #1703 Small passenger vessels of less than 100 gross registered tons must be inspected by the Coast Guard when they carry more than __________. (small passe...
  88. #1704 A small passenger vessel engaging in international voyages must be dry docked at least once every __________.
  89. #1705 Which type of line is best able to withstand sudden shock loads?
  90. #1706 According to 46 CFR Subchapter T the definition of a ferry includes vessels that __________.
  91. #1707 A small passenger vessel's Official Number must be marked___________.
  92. #1708 Unless otherwise stated, the term "approved" applied to a vessel's equipment, means approved by the __________. (small passenger vessel regulations)
  93. #1709 In the regulations that apply to small passenger vessels an "open boat" is a vessel __________.
  94. #1710 Small passenger vessels in cold water ocean routes, that do not meet the standards for collision bulkheads or subdivision in subchapter S, must carry...
  95. #1711 Electric generators can be protected against overload __________.
  96. #1713 The definition of "partially protected waters", as used in the Regulations does not include __________.
  97. #1714 On small passenger vessels, all spaces containing gasoline-powered machinery or gasoline storage tanks must be ventilated with __________.
  98. #1715 The "rolling hitch" could be used to __________.
  99. #1716 What equipment is customarily used when seamen are working on a stage rigged over the side of a vessel?
  100. #1717 For what purpose may gasoline be used on small passenger vessels?

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.