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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 3,801–3,900 of 5,775 · page 39 of 58

  1. #3980 In illustration D038DG below, which letter indicates the anchor shackle? illustration
  2. #3981 In illustration D038DG below, what part of the anchor is indicated by the letter "I"? illustration
  3. #3982 In illustration D038DG below, what type of anchor is depicted? illustration
  4. #3983 When anchoring, it is a common rule of thumb to use a length of chain __________.
  5. #3984 Using a scope of 6, determine how many feet of anchor cable you should put out to anchor in 12 feet (3.7 meters) of water.
  6. #3985 The use of an anchor to assist in turning in restricted waters is __________.
  7. #3986 The next-to-last shot of an anchor cable is usually painted __________.
  8. #3987 What is the best guide for determining the proper scope of anchor chain to use for anchoring in normal conditions?
  9. #3988 When anchoring, good practice requires 5 to 7 fathoms of chain for each fathom of depth. In deep water you should use __________.
  10. #3989 In moderate wind and current what should be the length of chain with a single anchor?
  11. #3990 How many fathoms are in a shot of anchor cable?
  12. #3991 Using a scope of 5, determine how many feet of cable you should put out to anchor in 5 fathoms of water.
  13. #3992 Using a scope of five, determine how many feet of chain you should put out to anchor in 12 fathoms of water.
  14. #3993 Using a scope of 6, how much cable would have to be used in order to anchor in 24 feet of water?
  15. #3994 In determining the scope of anchor line to pay out when anchoring a small boat, one must consider the __________.
  16. #3995 By paying out more anchor cable, you __________.
  17. #3996 If you shorten the scope of anchor cable, your anchor's holding power __________.
  18. #3997 In determining the scope of cable to be used when anchoring, what would NOT be considered?
  19. #3998 You are arriving in port and are assigned to anchor in anchorage circle B-4. It has a diameter of 600 yards and your vessel's LOA is 525 feet. If you...
  20. #3999 When the anchor is brought to and holding, the horizontal component of anchor cable tensions should equal the __________.
  21. #4000 You are arriving in port and are assigned to anchor in anchorage circle B-4. It has a diameter of 500 yards and your vessel's LOA is 484 feet. If you...
  22. #4001 You are arriving in port and are assigned to anchor in anchorage circle B-4. It has a diameter of 550 yards and your vessel's LOA is 449 feet. If you...
  23. #4002 The length of a standard "shot" of chain is __________.
  24. #4003 Forty-five fathoms is marked on the anchor chain by __________.
  25. #4004 The marking on an anchor chain for 30 fathoms is __________.
  26. #4005 How many turns of wire normally mark either side of the detachable link 45 fathoms from the anchor?
  27. #4006 A sufficient amount of chain must be veered when anchoring a vessel to ensure __________.
  28. #4007 The best time to work a boat into a slip is __________.
  29. #4008 You are docking a vessel. Wind and current are most favorable when they are __________.
  30. #4009 Your vessel is port side to a pier with a spring line led aft from the bow. In calm weather, putting the engines ahead with the rudder hard left shoul...
  31. #4010 You are using the anchor to steady the bow while maneuvering. You have the proper scope of anchor cable when the __________.
  32. #4011 You are docking a vessel starboard side to with the assistance of two tugs. You are attempting to hold the vessel off by operating both tugs at right...
  33. #4014 You are taking the bow line from the port bow of a large vessel that is underway when the stern of your tug comes in contact with the vessel. The forw...
  34. #4017 A "Mediterranean moor" should be used when __________.
  35. #4018 The anchors should be dropped well out from the pier while at a Mediterranean moor to __________.
  36. #4019 To ensure the best results during the Mediterranean moor, the chains should __________.
  37. #4020 You are making mooring lines fast to bitts, stern to, as in some Mediterranean ports. A swell is liable to make the vessel surge. How should you tie u...
  38. #4021 After casting off moorings at a mooring buoy in calm weather, you should __________.
  39. #4022 When picking up your mooring at the buoy, the correct method is to __________.
  40. #4023 What best describes an anchor buoy?
  41. #4024 Which statement about a tunnel bow thruster is TRUE?
  42. #4025 The bow thruster generally is ineffective at __________.
  43. #4026 Which statement about tunnel bow thrusters fitted to large vessels is TRUE?
  44. #4027 A vessel proceeding along the bank of a river or channel has the tendency to __________.
  45. #4028 How does the effect known as "bank suction" act on a single-screw vessel proceeding along a narrow channel?
  46. #4030 A deep draft VLCC (100,000 DWT+) navigating in a narrow channel or canal __________.
  47. #4031 River currents tend to __________.
  48. #4032 When piloting a vessel, how are visual references used to establish a constant rate of turn?
  49. #4033 You are making a sharp turn in a channel and using a buoy four points on the bow to gauge your rate of turn. If you observe the buoy moving aft relati...
  50. #4034 Conditions for crossing a rough bar are usually best at __________.
  51. #4035 A common occurrence when a vessel is running into shallow water is that __________.
  52. #4036 A vessel will "squat" when it proceeds underway __________.
  53. #4037 When you enter shallow water, you would expect your rudder response to __________.
  54. #4038 Which will most likely occur when entering shallow water?
  55. #4039 Water may boil up around the stern of a vessel in a channel due to __________.
  56. #4040 Most very large ocean going vessels, such as bulk carriers and large tankers, tend to squat __________.
  57. #4041 For the deepest water when rounding a bend in a river, you should navigate your vessel __________.
  58. #4042 A V-shaped ripple with the point of the V pointing upstream in a river may indicate a __________.
  59. #4043 A condition where two currents meet at the downstream end of a middle bar can be determined by a __________.
  60. #4044 While towing in shallow water you should consider __________.
  61. #4045 A tug is best positioned for towing and maneuvering on rivers and other restricted waters where wave action is limited when __________.
  62. #4046 What affect does shallow water have on a vessel's stopping distance?
  63. #4047 In the context of shiphandling, what would be the definition of shallow water?
  64. #4048 How does a vessel's rate of turn change when entering shallow water?
  65. #4049 You are heading into the sea during rough weather. Having too much weight forward can cause your small boat to __________.
  66. #4050 In which situation could a vessel most easily capsize?
  67. #4051 When a vessel is swinging from side to side off course due to quartering seas, the vessel is __________.
  68. #4052 Usually the most gentle way of riding out a severe storm on a larger vessel is __________.
  69. #4053 When running before a heavy sea, moving weights aft will affect the handling of a vessel by __________.
  70. #4054 You are underway in heavy weather and your bow is into the seas. To prevent pounding, you should __________.
  71. #4055 When the period of beam seas equals the natural rolling period of a vessel, what will most likely occur?
  72. #4056 When making way in heavy seas you notice that your vessel's screw is being lifted clear of the water and racing. One way to correct this would be to _...
  73. #4057 If your propeller is racing in rough weather, you should __________.
  74. #4058 Which action reduces the yawing of a vessel in a following sea?
  75. #4059 You are steaming in a heavy gale and find it necessary to heave to. Under most circumstances, this is best done by __________.
  76. #4060 Your vessel is broken down and rolling in heavy seas. You can reduce the danger of capsizing by __________.
  77. #4061 "An electronic or electric device that indicates the rate of turn of a vessel," defines a/an __________.
  78. #4062 As a rule, ships of most configurations, when drifting in calm water with negligible current, will lie __________.
  79. #4063 Leeway is the __________.
  80. #4064 A VLCC (100,000 DWT+) with a 30,000 Shaft Horsepower Steam Turbine is slow to respond to engine movements and has less stopping power than normal ship...
  81. #4065 The effect of wind on exposed areas of the vessel is most noticeable when __________.
  82. #4066 A vessel reduces speed without backing. The rate that her speed through the water decreases depends primarily on the __________.
  83. #4067 The maneuvering information required to be posted in the wheelhouse must be based on certain conditions. Which of the following is NOT one of these co...
  84. #4069 The distance a vessel moves parallel to the original course from the point where the rudder is put over to any point on the turning circle is called t...
  85. #4071 In relation to the turning circle of a ship, the term "advance" means the distance __________.
  86. #4073 In relation to the turning circle of a ship, the term "kick" means the distance __________.
  87. #4076 When taking a Pilot from a pilot vessel in a seaway, which way should you head your vessel if the ladder is on the leeward side?
  88. #4077 You are approaching the pilot station with the wind fine on the starboard bow and making about 3 knots. You can help to calm the seas by taking what a...
  89. #4078 As a ship moves through the water, it drags with it a body of water called the wake. The ratio of the wake speed to the ship's speed is called _______...
  90. #4079 Which statement is TRUE concerning the vessel's slipstream?
  91. #4080 As a ship moves through the water, it causes a wake, which is also moving forward relative to the sea. In addition to a fore and aft motion, this wake...
  92. #4081 A stream of water immediately surrounding a moving vessel's hull, flowing in the same direction as the vessel is known as __________.
  93. #4082 In stopping distances of vessels, "head reach" can best be described as the __________.
  94. #4083 The distance that a vessel travels from the time that the order to put engines full astern until the vessel is dead in the water is known as _________...
  95. #4084 The distance that a ship moves forward with each revolution of its propeller, if there is no slip, is called __________.
  96. #4085 When underway and proceeding ahead, as the speed increases, the pivot point tends to __________.
  97. #4086 When backing down with sternway, the pivot point of a vessel is __________.
  98. #4087 The pivoting point of a fully loaded vessel with normal trim proceeding ahead at sea speed is __________.
  99. #4088 The distance a vessel moves at right angles to the original course, when a turn of 180° has been completed, is called the __________.
  100. #4089 You have determined the maneuvering characteristics of your vessel by taking the radar ranges and bearings of an isolated light while making a turn. T... illustration

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.