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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 4,901–5,000 of 5,775 · page 50 of 58

  1. #5273 Which is the ideal situation to set your sails in a wing and wing configuration?
  2. #5274 Your vessel is drifting with the wind broad on the port beam. The Marconi sail is set and flapping free. When is the maximum drive attained as you she...
  3. #5275 On small sailing vessels, which is the PRIMARY reason for using nylon in a combination chain-nylon anchor rode?
  4. #5276 Which point of sailing describes a vessel on that has the wind coming from 140° relative?
  5. #5277 A sailing vessel with the wind coming from 050° relative would be in which situation?
  6. #5278 Which would describe a sailing vessel with the wind coming from 090° relative?
  7. #5279 Which phrase describes a sailing vessel with the wind coming from 180° relative?
  8. #5280 What does a deep keel on a sailing vessel increase?
  9. #5281 The Lake Carriers Association and the Canadian Ship owners Association prescribe separation routes for upbound and downbound vessels on the Great Lake...
  10. #5282 On some sail boats, the bottom of the mast rests on a part of the keel. What is the proper nomenclature for this part?
  11. #5283 To get the best speed when tacking and using a mainsail and jib, how should the sails should be trimmed?
  12. #5284 Which describes a sailing vessel with the wind coming from 290° relative?
  13. #5285 A sailing vessel with the wind coming from 260° relative is considered to be in which situation?
  14. #5286 A sailing vessel with the wind coming from 220° relative would be in which situation?
  15. #5287 Which BEST describes the term "reaching"?
  16. #5288 You are sailing on a close reach when a strong wind suddenly heels the vessel hard over. Which action should you take to reduce the heeling and yet ma...
  17. #5289 Which is TRUE for a sailing vessel with the wind coming from 020° relative?
  18. #5290 Which is the major lift-producing part of a sail?
  19. #5291 Which is TRUE when repairing a torn sail at sea?
  20. #5292 When properly set and drawing, a fore-and-aft sail shall have which cross-section?
  21. #5293 When shifting to a course where the wind comes more from astern, what will easing the mainsheet accomplish?
  22. #5294 Your sails are properly trimmed while on a reaching course. Which is/are TRUE when changing to a close hauled course?
  23. #5295 Dacron sails, when not in use, may be damaged under which condition?
  24. #5296 The sails are properly set and trimmed. Which is TRUE when the vessel heads up from a beam reach to close hauled?
  25. #5297 The sails are properly set and trimmed. Which is TRUE when a vessel heads up from a beam reach to close-hauled?
  26. #5298 In order to maintain speed while changing course from a close reach to a broad reach, what should be done to the sails?
  27. #5299 You are running before the wind in a fresh breeze. The boom may be prevented from accidentally jibing by using which item?
  28. #5300 Which term describes most recreational sailing craft that have triangular sails?
  29. #5301 Your 20-ton ketch-rigged sailing vessel is sailing close hauled on the port tack in a moderate breeze with all sails properly trimmed. You wish to bea...
  30. #5302 Which term describes a sailing vessel that is underway with the wind coming over the port side?
  31. #5303 Your 80-ton schooner is hove to on the starboard tack under storm trysail and fore-staysail in 45 knots of wind. Your heading is averaging about 000&d...
  32. #5304 Which is the main cause of damage to Canvas sails, when not in use?
  33. #5305 Which is the main cause of damage to Kevlar sails when not in use?
  34. #5306 When would the sails normally be set in a wing and wing configuration?
  35. #5307 Which is TRUE about a sail when it has been reefed?
  36. #5308 Which term defines the hinge fitting used to attach the boom to the mast on a sail boat?
  37. #5309 What do the letter and number symbols, such as B-II, used to classify portable fire extinguishers indicate?
  38. #5310 Which is a solid at ambient temperature?
  39. #5311 Single hull vessels operating exclusively on the Great Lakes must be dry docked at intervals not to exceed what time period?
  40. #5312 In accordance with U.S regulations, your cargo vessel must have which of the following?
  41. #5313 What is the largest crew a cargo vessel may carry without having a hospital space?
  42. #5314 What must access to a cargo pump room on a tank vessel carrying grades A, B, C or D liquid cargoes be?
  43. #5315 Where are the U.S. regulations governing the sleeping accommodations of a cargo vessel found?
  44. #5316 In accordance with U.S. regulations for cargo vessels, what is the maximum number of sleeping accommodations a barge may have before it is required to...
  45. #5317 How much foam does a A B-III foam extinguisher contain?
  46. #5318 On an international voyage, how many fire axes is a cargo vessel of 14,000 GT required to carry?
  47. #5319 On an international voyage, a cargo vessel of 1,000 GT or more operating two fire pumps simultaneously is required to have a minimum pitot tube pressu...
  48. #5320 What is the minimum number of fire axes required on a vessel of 900 GT?
  49. #5321 Which of the following is considered to be a B-II portable fire extinguisher?
  50. #5322 What are the type and number of hand portable fire extinguishers required outside and in the vicinity of the paint locker exit?
  51. #5323 The galley on your cargo vessel has an area of 2,500 square feet. Which of the following would fulfill the minimum requirements for fire protection?
  52. #5324 What are the required number and type of hand portable fire extinguishers to be carried, in the vicinity of the radio room exit, on a tank vessel on a...
  53. #5325 What are the required number and type of hand portable fire extinguishers for staterooms on cargo vessels?
  54. #5326 What are the required number and type of hand portable fire extinguishers for a galley having an area of 3,500 square feet?
  55. #5327 On a cargo vessels which fire extinguisher is considered semi-portable?
  56. #5328 On cargo vessels, the discharge of the required quantity of carbon dioxide into any "tight" space shall be completed within what time period?
  57. #5329 Which of the following is a requirement of the lifeline which is part of a fireman's outfit?
  58. #5330 According to the Chemical Data Guide, what is the Reid Vapor Pressure of tert-butylamine?
  59. #5331 You must load as much of a large shipment of case goods as possible into a hold which has 24,000 cubic feet of space. Each case measures 2 feet by 2-1...
  60. #5332 You are in a tropical port. The refrigeration machinery on a container loaded with air-cooled fruit fails. It cannot be repaired for 18 to 24 hours. W...
  61. #5333 Regulations require that cargo pump rooms on tank barges (constructed in 1965) carrying grades B or C liquid cargoes have power ventilation systems. I...
  62. #5334 What are the minimum ventilation requirements for pump rooms on tank vessels, constructed in 1960, carrying grades B or C liquid cargo with machinery...
  63. #5335 Which tensioning device is used with webbing to secure light vehicles aboard Ro-Ro vessels?
  64. #5336 What should you be concerned with when loading and securing vehicles on a Ro-Ro?
  65. #5337 Which factor(s) should be considered when loading vehicles or trailers aboard Ro-Ro vessels?
  66. #5338 The most important safety consideration during loading or discharge aboard a Ro-Ro vessel is __________.
  67. #5339 A gas-free certificate would usually be issued by a(n) __________.
  68. #5340 A re-inspection of the vessel shall be made between which of the following months while the Certificate of Inspection is valid?
  69. #5341 Cargo pump rooms on tank vessels, constructed in 1965, handling grade C liquid cargo shall have power ventilation systems. What is time requirement fo...
  70. #5342 Regulations require that cargo pump rooms handling grades D and/or E liquid cargo only shall be fitted with at LEAST how many ducts extended to the we...
  71. #5343 What is the required access to a cargo pump room in a tank vessel carrying grades C or D liquid cargo?
  72. #5344 What type of ventilation is required for pump rooms on tank vessels, carrying grade C liquid cargo, with machinery spaces below the freeboard deck?
  73. #5345 What is required of the access to a cargo pump room on a tank vessel carrying grade D liquid cargo?
  74. #5346 What is required of an access to a cargo pump room in a tank vessel carrying grade D liquid cargo?
  75. #5347 Regulations require that cargo pump rooms handling grades D and/or E liquid cargo only shall be fitted with at LEAST how many ducts extended to the we...
  76. #5348 What is required of the access to a cargo pump room on a tank vessel carrying grades A, B, C or D liquid cargoes?
  77. #5349 In a tank vessel constructed in 1970, carrying grade A, B, C, or D liquid cargo, what is required to isolate cargo pumps from sources of vapor ignitio...
  78. #5350 What do regulations require that pump rooms on tank vessels carrying grade C liquid cargo with machinery spaces below the freeboard deck be ventilated...
  79. #5351 On an inspection of your tankship you notice that there are no portable fire extinguishers in the pump room. To comply with regulations, you _________...
  80. #5352 An LNG vessel containment system must be cooled down prior to loading cargo. Where are the cool-down parameters and rates obtained from?
  81. #5353 What should LFG tank and pipeline maintenance include?
  82. #5354 The use of portable electrical equipment in the pump room on tank barges is prohibited unless __________.
  83. #5355 If your JP-5 barge has operated in salt water for less than 1 month in the 12 month period since it was last dry-docked, when is it required to be hau...
  84. #5356 What are cargo tanks carrying grades D or E liquids on tank barges required to be ventilated with?
  85. #5357 LNG boil-off is used as fuel in the dual fuel system to produce steam in the boilers to run the turbines. What happens under slow maneuvering speeds,...
  86. #5358 What is NOT a requirement of the re-inspection for a tank barge with a certificate of inspection valid for two years?
  87. #5359 The tankship Northland is loaded as shown in table BL-0024 below. Use the salmon colored pages in the Stability Data Reference Book to determine the h...
  88. #5360 On a tank vessel, when must each high level alarm and tank overfill alarm must be tested?
  89. #5361 What functions due re-liquification plants perform?
  90. #5362 Some cargoes can react with air to form unstable oxygen compounds which could cause them to do which of the following?
  91. #5363 You are berthed at a cargo facility where you have just completed discharging a dangerous cargo from your barge. You must complete topside repairs on...
  92. #5364 Oil product samples should be taken at the commencement and completion of loading operations. As the Person in Charge, where should the the final samp...
  93. #5365 Your vessel is securely moored to the berth preparing to discharge a cargo of LPG. Which of the following items would not comply with a "Safety Checkl...
  94. #5366 When a tank vessel with a capacity of 250 barrels is transferring oil to a facility, U.S. regulations require an emergency means to stopping the flow...
  95. #5367 Combustion can occur inside a piping system such as a vapor collection header in a marine emission control system. Which of the following will not aid...
  96. #5368 On modern tankers with separate pump rooms, which of the following is used to minimize cargo pump shaft leakage?
  97. #5369 What is the mechanical advantage of tackle number 1 as shown in illustration D029DG below? illustration
  98. #5370 What must be mounted at a small passenger vessels operating station for use by the Master and crew?
  99. #5371 Which is TRUE when splicing nylon line?
  100. #5372 In what direction should you coil a left-hand laid rope?

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.