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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 2,101–2,200 of 5,775 · page 22 of 58

  1. #2242 A "check" line is __________.
  2. #2243 It is good practice to use long towlines for ocean tows because the __________.
  3. #2244 When hip towing, a line led from the stern of the towboat forward to the barge provides the towing pull when __________.
  4. #2245 When your tug reduces speed to shorten tow, the __________.
  5. #2246 A term used to describe the dip in a towline that acts as a shock absorber is __________.
  6. #2247 A lashing used to secure three or four barges at a common corner, lashed in an "X" fashion, is called a __________.
  7. #2248 Which statement is TRUE concerning small oil spills?
  8. #2249 Where is a surge line placed in the towing hookup?
  9. #2250 A vessel to which Annex V to MARPOL 73/78 applies is located in a MARPOL designated special area, 14 nautical miles from nearest land. What type of ga...
  10. #2251 Towing a structure using two tugs approximately side by side, each using one hawser, is referred to as a __________.
  11. #2252 Which document is NOT required by law to be posted aboard a vessel?
  12. #2253 In towing, chocks are used to __________.
  13. #2254 What is the FIRST action to take if you detect oil around your tank vessel while discharging?
  14. #2255 While your vessel is taking on fuel you notice oil on the water around the vessel. What should you do FIRST?
  15. #2256 The owner or Master of a vessel pushing ahead or towing alongside must ensure that each of the following is appropriate for the vessel's horsepower an...
  16. #2257 What is the group of markings shown in illustration D003DG below is called? illustration
  17. #2258 In astern towing, a tow span, also called the "tow bar" or "towing arch", is used to __________.
  18. #2259 How many legs does the bridle for an ocean tow have?
  19. #2260 When connecting the tow bridle to a tug, the end of the bridle is passed with a __________.
  20. #2261 Which factor(s) might indicate that a towline should be removed from service?
  21. #2262 A bridle for an ocean tow consists of __________.
  22. #2263 Which vessel is required to have a shipboard oil pollution emergency plan?
  23. #2264 What must Inland vessels of 100 GT and over be fitted with for oily mixtures?
  24. #2265 A towing hook may be released from the __________.
  25. #2266 How many wire clips must be used to make a temporary repair to a tow wire?
  26. #2267 What is NOT an advantage of a wire towing hawser?
  27. #2268 A U.S. merchant vessel in ocean service is NOT subject to the requirements of Annex V to MARPOL 73/78 __________.
  28. #2269 Where should the foundation supports for towing bitts terminate?
  29. #2270 Before leaving port on an ocean tow, a tug captain should assure himself of all the following EXCEPT __________.
  30. #2271 What does "in step" refer to in regards to towing?
  31. #2272 Before operating a non-oceangoing ship greater than 100 gross tons it must have a fixed piping system to discharge oily mixtures ashore. This system m...
  32. #2273 The maximum draft to which a vessel can legally be submerged is indicated by the __________.
  33. #2274 According to U.S. regulations, which of the following describes the declaration of inspection?
  34. #2275 When towing astern, one way to reduce yawing of the tow is to __________.
  35. #2276 To lead the towing hawser over the center of the stern when not under a strain you could __________.
  36. #2277 An ocean towing bridle should __________.
  37. #2278 It is NOT advisable to use nylon for alongside towing because it __________.
  38. #2279 You are loading in a port governed by the tropical load line mark for a voyage to a port governed by the winter mark. The fresh water allowance is 5 i...
  39. #2280 How far in advance must applications for waivers of any requirements of the regulations for oil transfer operations be submitted?
  40. #2281 When towing astern, chafing gear should NOT be used on a hawser which is __________.
  41. #2282 The Plimsoll mark on a vessel is used to __________.
  42. #2283 Tugs sometimes shackle a length of chain in the towline in order to __________.
  43. #2284 On a long ocean tow, the bridle should be made up of two equal lengths of __________.
  44. #2285 During oil transfer operations, who is responsible for ensuring that the posted transfer procedures are followed?
  45. #2286 A tankerman who permits or causes oil to go into a navigable waterway may be federally punished with which of the following?
  46. #2287 How long must the operator of each vessel engaged in a vessel-to-vessel oil transfer operation keep a signed copy of the declaration of inspection for...
  47. #2288 Which towing equipment can be used to prevent the tripping of a tug?
  48. #2289 The owner or Master of a towing vessel must evaluate whether the entire towline, or a part of it, is no longer serviceable. The towline should be remo...
  49. #2290 Which statement is TRUE about the use of a "gob rope"?
  50. #2291 You discharge garbage overboard at sea. When recording your vessel's position as required, you must include __________.
  51. #2292 Which type of towing hawser is preferred for towing astern?
  52. #2293 A chain bridle is used when towing astern because it __________.
  53. #2294 On a light tow, what could you substitute for a fishplate?
  54. #2295 When making up a tow connection, you should use __________.
  55. #2296 How many months after its expiration date may a Coast Guard credential be renewed without retaking the complete exam?
  56. #2297 A vessel to which Annex V to MARPOL 73/78 applies is located 10 nautical miles from the nearest land. Which type of garbage is prohibited from being d...
  57. #2298 Which type of bridle is the most effective for a heavy ocean tow?
  58. #2299 The catenary in a towline is __________.
  59. #2300 What must ocean going vessels of 100 GT to 400 GT be fitted with for oily mixtures?
  60. #2301 A towing vessel is tripped when __________.
  61. #2302 Where are the towing bitts best placed for towing purposes?
  62. #2303 When towing, the least amount of tension will be on each bridle leg when the two legs __________.
  63. #2304 What product is considered a noxious liquid substance for regulatory purposes?
  64. #2305 When towing, a tow hook is used to __________.
  65. #2306 When being towed, a fairlead is a __________.
  66. #2307 Which vessel is NOT required to have a Pollution Placard posted on board?
  67. #2308 The lead of a tow bridle is usually redirected with a __________.
  68. #2309 What is the name of the mark indicated by the letter A in illustration D003DG below? illustration
  69. #2310 Your vessel is being towed and you are using a tripping rope. A tripping rope of fiber or wire is used to __________.
  70. #2312 The condition of a towline must be monitored by _________.
  71. #2313 Which type of ballast is most commonly used in barges and ships?
  72. #2314 When a tow is trimmed by the stern it is said to __________.
  73. #2315 It is generally NOT allowed to clean up an oil spill by using __________.
  74. #2316 Shipboard Oil Pollution Emergency Plans must be reviewed __________.
  75. #2317 Back-up wires on a towed vessel provide __________.
  76. #2318 Load lines for U.S. vessels are assigned by __________.
  77. #2319 Your vessel is being towed and back-up wires have been installed. Back-up wires carry the towing load in the event that the __________.
  78. #2320 What equipment is NOT used to protect a towing hawser?
  79. #2321 Fittings used for towing must be __________.
  80. #2322 The amount of force a tug can exert on a stationary pull is called its __________.
  81. #2323 The static bollard pull of a tug is measured in tons and consists of the brake horsepower of the tug's engine divided by 100 and multiplied by a facto...
  82. #2324 Your load line certificate expires on 27 May 1988. The vessel is surveyed on that date and is found satisfactory. You are sailing foreign the same day...
  83. #2325 The agency which assigns load lines and issues Load Line Certificates is the __________.
  84. #2326 The catenary __________.
  85. #2327 Under the Pollution Regulations, how long must garbage disposal records be retained onboard for?
  86. #2328 In towing, heaving lines are used for __________.
  87. #2329 Periodic surveys to renew the load line assignment must be made at intervals NOT exceeding __________.
  88. #2330 One reason a tug's towing bitts are located forward of the rudders is because __________.
  89. #2331 What purpose does a tow hook serve?
  90. #2332 Where is the best location to install a towing hook?
  91. #2333 A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a __________.
  92. #2334 The trim and stability booklet must be approved by the __________.
  93. #2335 On an inspected vessel, when may a stability test be dispensed with?
  94. #2336 Which would be considered pollution under the U.S. water pollution laws?
  95. #2337 Which type of shackle is used for most towing connections?
  96. #2338 What may prevent a tug from tripping or capsizing when towing a large vessel?
  97. #2339 When towing astern, each towline must meet all of these requirements, EXCEPT _________.
  98. #2340 Which structural members improve a towing vessel's chance of surviving punctured shell plating?
  99. #2341 A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a __________.
  100. #2342 Of which type of material may a towing hawser be constructed?

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.