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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 4,201–4,300 of 5,775 · page 43 of 58

  1. #4394 The DEEP DRILLER is loaded as shown in the Sample Load Form #3 (Preparing to Drill). If all the liquid mud (see table 8) is dumped, what would be the...
  2. #4395 The DEEP DRILLER is loaded as shown in the Sample Load Form #3 (Preparing to Drill). If all the liquid mud (see table 8) is dumped, what would be the...
  3. #4396 The DEEP DRILLER is loaded as shown in the Sample Load form #3 (Preparing to Drill). If all the liquid mud (see table 8) is dumped, what would be the...
  4. #4397 The DEEP DRILLER is loaded as shown in the Sample Load form #3 (Preparing to Drill). If the liquid mud in mud pit #4 (see table 8) is dumped, what wou...
  5. #4398 The DEEP DRILLER is loaded as shown is Sample Load Form #4 (Drilling). What would be the change in vertical moments for Fresh Water if the entire cont...
  6. #4399 The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the shift in VCG if 100.76 long tons of ballast are a...
  7. #4400 The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet abov...
  8. #4401 The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet abov...
  9. #4402 The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet abov...
  10. #4403 The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot-long tons, TM =3 foot-long tons, FSML = 30,572 fo...
  11. #4404 The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot-long tons, TM = 3 foot-long tons, FSML = 30,572 f...
  12. #4405 While underway in a field move with the lower hulls awash, a semisubmersible has an allowable KG of 63.69 feet; KMT is 65.12 and KML is 64.92. The KGT...
  13. #4406 The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot-long tons, TM = 3 foot-long tons, FSML = 30,572 f...
  14. #4407 The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot-long tons, TM = 3 foot-long tons, FSML = 30,572 f...
  15. #4408 The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of vertical moments for the Stores & Supplies if pain...
  16. #4409 The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of longitudinal moments for the Stores & Supplies (Ta...
  17. #4410 While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), all of the liquid mud is dumped. What is the new longitudinal metacentric he...
  18. #4411 What is the new location of the transverse center of gravity if 200 short tons are discharged from 10 feet to port of the centerline on a MODU with TC...
  19. #4412 The height of the transverse metacenter for a MODU is 62.44 feet. The height of the center of gravity is 56.10 feet, and the transverse free surface c...
  20. #4413 A MODU displacing 28,000 long tons has a KG of 60 feet. A weight of 500 long tons is discharged from a VCG 150 feet. The change in KG is __________.
  21. #4414 A semisubmersible, displacing 20,500 long tons, has vertical moments of 1,060,000 foot-long tons. What is the change in KG if 500 long tons are discha...
  22. #4415 A MODU displacing 29,500 long tons has a KG of 60 feet. A weight of 500 long tons is added at a VCG of 150 feet. What is the change in KG?
  23. #4416 A semisubmersible with a displacement of 20,000 tons and KG of 52 feet discharges 300 long tons of barite from P-tanks located 120 feet above the keel...
  24. #4417 A semisubmersible with displacement of 19,700 long tons and KG of 50.96 feet loads 300 long tons of barite into P-tanks located 120 feet above the kee...
  25. #4418 While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), all of the liquid mud is dumped. What is the new height of the longitudinal...
  26. #4419 While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), all of the liquid mud is dumped. What is the new uncorrected KG?
  27. #4420 What is the change in the vertical moments for the DEEP DRILLER if 2.0 feet of ballast is transferred from a full ballast tank 3P to an empty ballast...
  28. #4421 What is the change in vertical moments for the DEEP DRILLER if 103.48 long tons of ballast is discharged from a full ballast tank 1P?
  29. #4422 The DEEP DRILLER, at a draft of 60 feet, has VM of 942,120 ft-tons, and FSML of 36,235 ft-tons. What is the KGL?
  30. #4423 The DEEP DRILLER, at a draft of 58 feet, has VM of 900,000 ft-tons, and FSMT of 20,000 ft-tons. What is the KGT?
  31. #4424 While in transit at a draft of 20.5 feet, the DEEP DRILLER has a KGL of 65.00 feet. What is the GML?
  32. #4425 The DEEP DRILLER is operating with KGL at the maximum allowable value (70 knots) at a 60 feet draft. What is the value of GML?
  33. #4426 What is the minimum required GML for the DEEP DRILLER in winds less than 70 knots while at a draft of 60 feet?
  34. #4427 What are the maximum vertical moments, including free surface moments, permitted on the DEEP DRILLER at survival draft if the winds are greater than 7...
  35. #4428 What are the maximum vertical moments including free surface moments permitted on the DEEP DRILLER at a draft of 60 feet if the winds are greater than...
  36. #4429 What are the maximum vertical moments, including free surface moments, permitted on the DEEP DRILLER at a draft of 60 feet if the winds are less than...
  37. #4430 The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What is the new height of the center of gravity corrected for transverse fre...
  38. #4431 An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "E" (Echo) to signify that "________...
  39. #4432 A twin-screw vessel with a single rudder is making headway. The engines are full speed ahead. There is no wind or current. Which statement is FALSE?
  40. #4433 The rotary of the COASTAL DRILLER is located 34 feet aft of the transom and 2 feet to port of the centerline. With the changes to lightweight shown in...
  41. #4434 While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers a sudden unexpected inclination to port and aft. Strong win...
  42. #4435 During an ocean tow when the winds are less than 70 knots, the maximum allowable KG for the COASTAL DRILLER is __________.
  43. #4436 What is the change in the vertical moments (excluding free surface effects) for the COASTAL DRILLER if 2.0 feet of drill water is transferred from a f...
  44. #4437 In towing it is desirable for the tug and the MODU to ride wave crests simultaneously because __________.
  45. #4438 The maximum load line draft for the COASTAL DRILLER is __________.
  46. #4439 What is the maximum permitted hook load for the COASTAL DRILLER when 450 kips are in the setback and no other loads are on the cantilever?
  47. #4440 The COASTAL DRILLER is loaded as shown in the Sample Load Form Number 1 (Rig Move). If the drill water in drill water tanks 6 and 25 are discharged, w...
  48. #4441 The COASTAL DRILLER is loaded as shown in the Sample Load Form Number 1 (Rig Move). If the contents of the four bulk tanks are back-loaded to a supply...
  49. #4442 An elevated jack-up weighs 14,000 kips. Its TCG is located 1.0 foot to port of the centerline. What would be the new TCG for the jack-up if the drill...
  50. #4443 A jack-up displacing 350,000 cubic feet while floating in sea water (64 pounds per cubic foot) weighs __________.
  51. #4444 While in ocean transit, the COASTAL DRILLER has a roll period of four seconds. What would be the largest angle each side of vertical that does not exc...
  52. #4445 Forces within a drilling unit have caused a difference between the starboard and port drafts. This difference is __________.
  53. #4446 Curve A in the Design Limits of Legs Chart of the Coastal Driller Operating Manual, shows the operating limits during severe storm conditions during t...
  54. #4447 While loaded as shown in the COASTAL DRILLER sample load form 3 (drilling), all of the casing is discharged. What is the change in LCG?
  55. #4448 The proximity of pack ice may be indicated by __________.
  56. #4449 The COASTAL DRILLER, in transit with winds less than 70 knots, has a draft of 10 feet 8 inches. The VM are 541,257 ft-kips, FSML are 32,000 ft-kips, a...
  57. #4450 While in 150 feet water depth when the pitch angle of the COASTAL DRILLER is 2 degrees, the platform roll period for going on location should be longe...
  58. #4451 On the COASTAL DRILLER, the level of water in each of two pump bilge pits is monitored by hydrostatic alarm switches connected to a remote panel locat...
  59. #4452 Because there is a possibility of fuel oil being discharged overboard from a full fuel oil tank, it is decided to transfer 25 kips from tank 14 to tan...
  60. #4453 For a floating MODU, true mean draft is always the __________.
  61. #4454 In the COASTAL DRILLER, LCG is obtained from the sum of the longitudinal moments by __________.
  62. #4455 The DEEP DRILLER is loaded as shown in the Sample Load Form Number 5 (Survival) when an unexpected slowly increasing starboard list and bow down trim...
  63. #4456 The COASTAL DRILLER is loaded as shown in the Sample Load Form Number 1 (Rig Move). If the contents of 6 and 7 drill water tanks are discharged, what...
  64. #4458 What are the maximum vertical moments, including free surface moments, permitted on the DEEP DRILLER at a draft of 60 feet if the winds are less than...
  65. #4459 The COASTAL DRILLER is in transit at a draft of 10.5 feet. It discharges 216.43 kips of weight. What is the new draft?
  66. #4460 Which statement about ships operating in ice is FALSE?
  67. #4461 The maximum allowable KG for the COASTAL DRILLER in normal transit at a draft of 10.5 feet is __________.
  68. #4462 Aboard a MODU, multiplying a load's weight by the distance of the load's center of gravity from the centerline results in the load's __________.
  69. #4463 A vessel which is being assisted by an icebreaker would display a flag hoist consisting of the code numeral "4" when the vessel __________.
  70. #4464 An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "M" (Mike) to signify that "________...
  71. #4465 With a rig in tow, there is immediate danger to the tug in the event of the __________.
  72. #4466 Because there is a possibility of fuel oil being discharged overboard from a full fuel oil tank, it is decided to transfer 25 kips from tank 14 to tan...
  73. #4467 On the machinery deck of the COASTAL DRILLER, each watertight compartment has at least one sump valve that can be remotely operated from the _________...
  74. #4468 You are on an ice-reinforced vessel about to enter pack ice. You should __________.
  75. #4469 A vessel which is being assisted by an icebreaker should indicate that he is ready to cast off the towline (if one is used) by __________.
  76. #4470 An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "I" (India) to signify that "_______...
  77. #4471 For a MODU with transverse inclination, an increase in GMT causes __________.
  78. #4472 An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "S" (Sierra) to signify that "______...
  79. #4473 While in transit at a draft of 10.5 feet, the COASTAL DRILLER has a KGT of 60.0 feet. What is the GMT?
  80. #4474 While being assisted by an icebreaker on Lake Superior, you receive a single letter code instructing you to slow your vessel. Which signal could you u...
  81. #4475 The effect of ocean currents is usually more evident on a rig being towed than on a tug navigating independently because the __________.
  82. #4476 When more than one vessel is being assisted by an icebreaker, distances between vessels should be constant. Which signal should be given by a vessel w...
  83. #4477 An icebreaker may use the code letter "K" to remind ships of their obligation to listen continuously on their radio. This signal may be made by any of...
  84. #4478 A jack-up with displacement of 10,000 kips has its LCG 100 feet aft of frame zero (AFO). If 200 kips are loaded at 60 feet AFO and 100 kips are discha...
  85. #4479 An icebreaker displaying a flag hoist which consists of the code letters "WO" (Whiskey Oscar) is indicating that __________.
  86. #4480 Ice is often strong enough to halt navigation through the St. Lawrence Seaway by mid- __________.
  87. #4481 What is the trim of a jack-up with a forward draft of 12 feet and an after draft of 13 feet?
  88. #4482 A jack-up is trimmed six inches by the bow. The moment required to change trim one inch is 1200 foot-kips. Transferring 200 kips of drill water from a...
  89. #4483 The COASTAL DRILLER is loaded as shown in the Sample Load Form Number 1 (Rig Move). If the contents of 6 and 7 drill water tanks are discharged, what...
  90. #4484 The existence of liquids in partially full tanks or compartments of a MODU causes a virtual rise in the height of the __________.
  91. #4485 For a MODU with list, an increase in GMT will cause the inclination to __________.
  92. #4486 When operating in an area where sea ice and icebergs are present, which statement is TRUE?
  93. #4487 A jack-up, while level in transit at 10 feet draft, experiences a wind gust which results in a port draft of 11 feet. What is the heel?
  94. #4488 While at operating draft, the DEEP DRILLER suffers flooding in the port pump room. Both port bilge pumps are inadequate to dewater the pump room. You...
  95. #4489 Aboard the DEEP DRILLER, the drill water pump may be used to provide drill water to the deck and __________.
  96. #4490 The COASTAL DRILLER is loaded as shown in the Sample Load Form Number 1 (Rig Move). If the contents of 6 and 7 drill water tanks are discharged, what...
  97. #4491 What is the meaning of a flag hoist consisting of the code letters "WM" (Whiskey Mike) when displayed by an icebreaker?
  98. #4492 Which vessel, if navigating independently in ice, is more likely to become beset due to inadequate horsepower?
  99. #4493 Which single-letter signal, when used by icebreakers on the Great Lakes, may be made by using the ship's whistle?
  100. #4494 "Ice blink" is __________.

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.