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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 301–400 of 5,775 · page 4 of 58

  1. #354 Which statement about the carriage of solid hazardous materials in bulk is TRUE?
  2. #355 Which part of a cargo boom has the greatest diameter?
  3. #356 A cargo that has a stowage factor over 40 is known as a __________.
  4. #358 The greatest strain, when lifting a load with the jumbo purchase, is on __________.
  5. #359 Cargo that is highly susceptible to damage by tainting from odorous cargo is called __________.
  6. #360 You are on a containership carrying a tank container that had been filled with sodium hydroxide solution. The container is empty but has not been clea...
  7. #361 Your U.S. tankship is designed to carry anhydrous ammonia in bulk. The keel was laid in 1980. Which statement concerning the carriage of this cargo is...
  8. #362 Before loading bulk grain, bilge wells must be covered to __________.
  9. #363 With a given load on the cargo hook, tension in a single span topping lift __________.
  10. #364 The internal volume of a cargo hold measured from the inside of the side shell, the underside of the deck, and the tank top is known as the __________...
  11. #365 The signal man assisting a crane operator has his arm extended with his fingers closed and thumb pointing upward. This is the signal to __________.
  12. #366 The Master shall insure that the Emergency Position Indicating Radio beacon (EPIRB) is __________.
  13. #368 During transfer operations, a quantity of propylamine spills on deck. According to the Chemical Data Guide, what is the correct reaction?
  14. #369 "Block stowage" means __________.
  15. #370 The signal man assisting the crane operator has one hand occupied and one fist in front of his chest with the thumb pointing outward and is tapping hi...
  16. #371 Which space(s) on your cargo vessel must have a fire detection system?
  17. #373 Which statement is TRUE concerning toluene?
  18. #374 Which statement is TRUE about hooks and shackles?
  19. #375 Which statement about shipping coal is TRUE?
  20. #377 In order to determine the health hazard data for carbolic acid, you would use that information contained in the Chemical Data Guide for which chemical...
  21. #379 The organization that certifies the safe working load of cargo cranes on a vessel is the __________.
  22. #380 The galley on your cargo vessel has an area of 2,900 square feet. What will fulfill the requirements for fire protection?
  23. #381 What is TRUE about hoisting operations?
  24. #382 A high cube container would most likely be used to stow __________.
  25. #383 The signal man assisting a crane operator has his arm extended, thumb pointing downwards, flexing fingers in and out. This is the signal to __________...
  26. #384 It is possible, and sometimes necessary, to strengthen the deck of a vessel for carriage of deck cargo by __________.
  27. #385 According to the Chemical Data Guide, ethylene oxide exhibits which fire and explosion hazard?
  28. #386 What does item "C" refer to in illustration D045DG of a 30-ton pedestal crane? illustration
  29. #387 Which flash point would indicate a grade D combustible liquid?
  30. #388 Which statement about the carriage of coal is true?
  31. #390 The signal man assisting the crane operator has his arm extended, with the thumb pointing up, and is flexing his fingers in and out for as long as the...
  32. #391 The space containing the cylinders for the carbon dioxide (CO2) fire extinguishing system must be designed to preclude an anticipated ambient temperat...
  33. #392 Which of the following is/are the optional component(s) of a twin crane set as shown in illustration D047DG? illustration
  34. #393 Which extinguishing agent is recommended in the Chemical Data Guide for use on a carbon disulfide fire?
  35. #394 Severe exposure to chlorine gas can be fatal. Chlorine gas is primarily a __________.
  36. #395 The boom stops on a pedestal crane prevent the boom from __________.
  37. #396 Under the Carriage of Goods by Sea Act of 1936, a vessel will be liable for damage to a cargo when the damage arises out of __________.
  38. #397 What is an example of a grade A flammable liquid?
  39. #398 What is the Reid vapor pressure of a Grade A flammable liquid?
  40. #399 Which spaces are required to be segregated from cargo tanks carrying grades A, B, C, or D cargoes?
  41. #400 To what chemical family does chlorallylene belong?
  42. #402 Mousing a cargo hook with marline or small line __________.
  43. #403 CO2 cylinders, which protect the small space in which they are stored must __________.
  44. #404 Carbon dioxide cylinders which protect machinery spaces, paint lockers and tanks may be located within those spaces when the amount of carbon dioxide...
  45. #405 You have determined that a cargo space on a freight vessel is 45 feet by 36 feet by 62 feet. How many pounds of carbon dioxide is required for this sp...
  46. #406 On a vessel of 125,000 GT on an international voyage, how many international shore connection flange(s) must be provided?
  47. #407 What is NOT a grade E product?
  48. #408 When loading a cargo of taconite, proper sequencing of loading by hatch number is necessary to __________.
  49. #409 What is the minimum number of fire pumps required on a cargo vessel of 900 GT?
  50. #410 Under normal weather and sea conditions when securing a stack of containers with non-locking fittings, lashings are required when the tier exceeds wha...
  51. #411 The connection facilities for the international shore connection must be located to provide access __________.
  52. #412 Which is characteristic of a "special cargo"?
  53. #413 According to the Chemical Data Guide, which extinguishing agent is NOT recommended for use on a retinol fire?
  54. #414 You are lifting a 5-ton weight with a single whip rove on a swinging boom set at an angle of 20° to the horizontal. Use the formula for the size of a...
  55. #415 Sweat damage in a hatch full of canned goods in cartons will occur when the __________.
  56. #416 Under the Carriage of Goods by Sea Act of 1936, a vessel will be liable for damage to cargo when the damage arises from __________.
  57. #417 When commencing cargo operations on a container ship, one cell at a hatch is generally discharged completely (to the bottom of the ship) before removi...
  58. #418 A sling is rigged on a piece of pipe weighing 1000 lbs. The angle between the sling legs is 140° and the legs are of equal length. What stress is exer...
  59. #419 A shore is a piece of securing dunnage that __________.
  60. #420 A package contains nitric acid solution and is radioactive. The radiation level at the package surface is .36 millirems per hour. How should this pack...
  61. #422 What does item "G" refer to in illustration D045DG of a 30-ton pedestal crane? illustration
  62. #423 Your containership has a container displaying a hazardous cargo placard. The placard has the number 2206 on it. This indicates that it is carrying wha...
  63. #424 What is used to power modern pedestal cranes?
  64. #427 Aboard a cargo vessel, the carbon dioxide supply used in a fixed extinguishing system MUST at least be sufficient for what space(s)?
  65. #429 You are on a multiple-product tankship and scheduled to load a cargo classed as an aromatic amine. This cargo is incompatible with cargoes classed as...
  66. #431 Which statement(s) is/are TRUE concerning crane cargo operations?
  67. #432 Containers of flammable solids should be conspicuously labeled by the shipper with a __________.
  68. #433 Using the available references, if the dry bulb temperature is 76° and the wet bulb temperature is 59°, what is the relative humidity in a cargo hold?
  69. #434 A band or collar on the top end of a boom to which the topping lift, midships guy, and outboard guys are secured, is called the __________.
  70. #435 What describes a tandem crane lift?
  71. #436 Using the available references, if the dry bulb temperature is 58° and the wet bulb temperature is 53°, what is the relative humidity in a cargo hold?
  72. #437 Which statement is FALSE regarding the operation of a crane?
  73. #438 Which statement is TRUE concerning the tandem working arrangement of pedestal cranes when completing a quad lift?
  74. #439 A case received for shipment is marked as shown in illustration D043DG below. Which of the following is the portion of the symbol indicated by the let... illustration
  75. #440 Which of the following statements is/are TRUE in regard to Ro-Ro vessels' spaces that are "specially suitable for vehicles"?
  76. #441 When a cargo boom or crane is rated at varying capacities, there will be a table at the controls which relates safe working load to __________.
  77. #442 Which of the following statements is/are TRUE in regard to Ro-Ro vessels' spaces which are "specially suitable for vehicles"?
  78. #443 On a ship's crane, the load chart relates the allowable load to the combination of the boom length and __________.
  79. #444 Which item may be substituted for, in the fireman's outfit, on a cargo vessel?
  80. #445 Using the available references, if the dry bulb temperature is 84° and the wet bulb temperature is 81°, what is the relative humidity in a cargo hold?
  81. #446 On cargo and miscellaneous vessels what is NOT a required part of the fireman's outfit?
  82. #447 The crane manufacturer's operating tables are posted near the __________.
  83. #448 A marine radar system for surface navigation must be fitted on all ocean or coastwise vessels of over __________.
  84. #449 An accommodation ladder or other equally safe and convenient means must be provided for a pilot whenever the distance from the sea level is more than...
  85. #450 Segregation of cargoes refers to __________.
  86. #451 If two falls are attached to lift a one-ton load, what angle between the falls will result in the stress on each fall being equal to the load being li...
  87. #452 Under the regulations for cargo vessels, which statement is TRUE concerning fireman's outfits?
  88. #453 A vessel in Great Lakes service shall carry anchors in accordance with standards established by the __________.
  89. #454 You are on a containership. The cargo includes a container of small arms ammunition, a container of lead-acid storage batteries and a container of met...
  90. #455 With the buttress securing system, containers of different heights must be stowed __________.
  91. #456 Cargo vessels being navigated, and fitted with emergency lighting and power systems, shall have their emergency systems tested at least once _________...
  92. #457 The signal man assisting the crane operator has his arm extended and is pointing his finger in the direction to move the boom. This is the signal to _...
  93. #458 Certain cargoes must be segregated because of their __________.
  94. #459 Overcarriage is best prevented by __________.
  95. #460 How should you signal the crane operator to stop?
  96. #461 Who must ensure that the emergency lighting and power systems on cargo vessels are operated at least weekly?
  97. #462 Fire hose stations shall be marked in red letters and figures such as Fire Station No. "1", "2", "3", etc. The height of the letters and figures must...
  98. #463 You are lifting a 3-ton weight with a single whip rove on a swinging boom set at an angle 20° to the horizontal. Use the formula for the size of a sha...
  99. #464 On a vessel making a voyage more than 48 hours long, regulations require that __________.
  100. #465 What is required to be posted in the pilothouse of a vessel?

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.