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Deck · 3,245 questions

Safety - USCG Exam Questions

Firefighting, lifesaving appliances and survival craft, emergency procedures, first aid, and pollution prevention regulations.

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 Safety questions

Questions 2,701–2,800 of 3,245 · page 28 of 33

  1. #3215 The breaking strength of the service lines of the rockets used with an impulse-projected, rocket type line throwing appliances is __________.
  2. #3216 Your cargo vessel's Certification of Inspection expires 30 April 2002. One of your inflatable liferafts was last serviced in January 2002. The raft mu...
  3. #3217 How is epilepsy, a chronic nervous disorder characterized?
  4. #3218 What is the most important consideration while providing assistance to a victim of an epileptic seizure?
  5. #3219 A victim has suffered a second-degree burn to a small area of the lower arm. What is the proper first aid treatment for this injury?
  6. #3220 What is the basic emergency care for third-degree electrical burns?
  7. #3221 How should a minor heat burn of the eye be treated?
  8. #3222 Which of the following medical conditions has symptoms of: burning pain with redness of the skin, an irritating rash, blistering or loss of skin and o...
  9. #3223 You have abandoned ship and are in a life raft with several other members of the crew. One person in the life raft is exhibiting symptoms of hypotherm...
  10. #3224 After pinching a victim's nostrils, how can a rescuer best provide an airtight seal during mouth-to-mouth ventilation?
  11. #3225 What are the symptoms of seasickness?
  12. #3226 How should you FIRST treat a simple fracture?
  13. #3227 Normally, before taking drinking water on board in the U.S. or its possessions, the responsible person from the vessel should determine that the sourc...
  14. #3228 Normally, which chemical is used to treat water in order to ensure its safety for drinking?
  15. #3229 Normally, it is desirable to have screens on the vents of potable water tanks to __________.
  16. #3230 Normally, your vessel is on a voyage of three months duration. The number of sanitary inspections required is __________.
  17. #3231 Forces within a vessel may cause a difference between the starboard and port drafts. What is this difference called?
  18. #3232 What term indicates the immersed body of the vessel forward of the parallel mid-body?
  19. #3233 Reducing free surfaces has the effect of lowering the __________.
  20. #3234 In illustration D001SA below, what represents the center of gravity? illustration
  21. #3235 Increasing free surfaces has the effect of raising the __________.
  22. #3236 Aboard a vessel, dividing the sum of the vertical moments by the total weight yields the vessel's __________.
  23. #3237 On a vessel, multiplying a load's weight by the distance of the load's center of gravity above the baseline results in a(n) __________.
  24. #3238 The center of gravity of a freely swinging load suspended from a pedestal crane acts as if it were located at the __________.
  25. #3239 Which will be a result of removing on-deck containers?
  26. #3240 Addition of weight above the center of gravity of a vessel will ALWAYS __________.
  27. #3241 When cargo is shifted from the lower hold to the main deck the __________.
  28. #3242 What will happen when cargo is shifted from the main deck into the lower hold of a vessel?
  29. #3243 You must shift a weight from the upper 'tween deck to the lower hold. This shift will __________.
  30. #3244 Deballasting a double bottom has what effect on KG?
  31. #3245 Which action will best increase the transverse stability of a merchant vessel at sea?
  32. #3246 The center of buoyancy and the metacenter are in the line of action of the buoyant force __________.
  33. #3247 The vertical distance between G and M is used as a measure of __________.
  34. #3248 Unstable equilibrium exists at small angles of inclination when __________.
  35. #3249 If the vertical center of gravity (VCG) of a ship rises, the righting arm (GZ) for the various angles of inclination will __________.
  36. #3250 When stability of a vessel is neutral, the value of GM __________.
  37. #3251 The righting moment can be determined by multiplying the displacement by the __________.
  38. #3252 A vessel would be referred to as "tender" when the weight of the cargo is __________.
  39. #3253 Which statement is TRUE of a tender vessel?
  40. #3254 A vessel with a large GM will __________.
  41. #3255 A vessel with a small GM will __________.
  42. #3256 What is used as an indicator of initial stability?
  43. #3257 Initial stability is indicated by __________.
  44. #3258 Vertical moment is obtained by multiplying a vessel's weight and its __________.
  45. #3259 A vertical shift of weight to a position above the vessel's center of gravity will __________.
  46. #3260 A vessel with a small GM will __________.
  47. #3261 When making a turn (course change) on most merchant ships, the vessel will heel outwards if __________.
  48. #3262 Which statement is TRUE of a stiff vessel?
  49. #3263 A quick and rapid motion of a vessel in a seaway is an indication of a(n) __________.
  50. #3264 A slow and easy motion of a vessel in a seaway is an indication of a __________.
  51. #3265 Vessels "A" and "B" are identical; however, "A" is more tender than "B". This means that "A" relative to "B" has a __________.
  52. #3266 In order to minimize the effects of a tender vessel, when carrying a cargo of lumber, you should __________.
  53. #3267 Which is TRUE of a "stiff" vessel?
  54. #3268 The KG of a vessel is found by dividing the displacement into the __________.
  55. #3269 If the result of loading a vessel is an increase in the height of the center of gravity, there will always be an increase in the __________.
  56. #3270 The important stability parameter, KG, is defined as the __________.
  57. #3271 A vessel's KG is determined by __________.
  58. #3272 A partially full tank causes a virtual rise in the height of the __________.
  59. #3273 Which technique could be used to give a more comfortable roll to a stiff vessel?
  60. #3274 What will NOT decrease the stability of a vessel?
  61. #3275 A virtual rise in the center of gravity may be caused by __________.
  62. #3276 Your vessel is securely moored and commencing to load cargo. What effect does loading cargo have on the vessel's vertical center of gravity?
  63. #3277 Which of the following formulas is an acceptable method to calculate the vertical shift of the vessel's center of gravity?
  64. #3278 In illustration D001SA below, which item represents the righting arm? illustration
  65. #3279 If the cause of a sudden severe list or trim is negative initial stability, counter-flooding into empty tanks may __________.
  66. #3280 A ship's forward draft is 22'-04" and its after draft is 24'-00". The draft amidships is 23'-04". This indicates a concentration of weight is located...
  67. #3281 You are loading in a port subject to the winter load line mark and bound for a port subject to the tropical load line mark. You will enter the summer...
  68. #3282 In order to calculate the TPI of a vessel, for any given draft, it is necessary to divide the area of the waterplane by which of the following?
  69. #3283 A vessel is limited to a maximum draft of 26'-03". The present drafts are: FWD 21'-04", AFT 24'-06". How much more cargo can be loaded and where shoul...
  70. #3284 A vessel is limited to a maximum draft of 25'-11". The present drafts are: FWD 24'-10", AFT 23'-02". How much more cargo can be loaded and where shoul...
  71. #3285 Your vessel's draft is 24'-06" forward and aft. The MT1 of your vessel is 1000 ft-tons. How many tons of cargo must be loaded in number 4 hold, which...
  72. #3286 The SS AMERICAN MARINER arrived in port with drafts of: FWD 28'-04", AFT 29'-10". Cargo was loaded and discharged as indicated in table ST-0102 below....
  73. #3287 You have 38 containers of ships stores each measuring 6'L by 6'B by 5'H and weighing 0.6 tons each. Each container is stowed on deck. What is the maxi... illustration
  74. #3288 You have 50 containers of ships stores each measuring 6'L by 4'B by 3'H and weighing 0.4 tons each. Each container is stowed on deck. What is the maxi... illustration
  75. #3289 You have 6 containers of ship stores each measuring 8'L by 4'B by 6'H and weighing 0.5 tons each. Each container is stowed on deck. What is the maximu... illustration
  76. #3290 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 13'-10", AFT 16'-04". After all bunkers are on board, soundings indicate the tonnages sh...
  77. #3291 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 11'-01", AFT 15'-01". After all bunkers are on board, soundings indicate the tonnages sh...
  78. #3292 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 18'-06", AFT 20'-06". After all bunkers are on board, soundings indicate the tonnages sh...
  79. #3293 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 11'-01", AFT 15'-01". After all bunkers are on board, soundings indicate the tonnages sh...
  80. #3294 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 21'-04", AFT 26'-04". After all bunkers are on board, soundings indicate the tonnages sh...
  81. #3295 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 19'-00", AFT 24'-00". After all bunkers are on board, soundings indicate the tonnages sh...
  82. #3296 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 20'-04", AFT 23'-06". After all bunkers are on board, soundings indicate the tonnages sh...
  83. #3297 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 14'-04", AFT 18'-08". After all bunkers are on board, soundings indicate the tonnages sh...
  84. #3298 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 15'-05", AFT 21'-03". After all bunkers are on board, soundings indicate the tonnages sh...
  85. #3299 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 17'-05", AFT 19'-07". After all bunkers are on board, soundings indicate the tonnages sh...
  86. #3300 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 14'-04", AFT 18'-08". After all bunkers are on board, soundings indicate the tonnages sh...
  87. #3301 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 21'-04", AFT 26'-04". After all bunkers are on board, soundings indicate the tonnages sh...
  88. #3302 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 17'-06", AFT 20'-04". After all bunkers are on board, soundings indicate the tonnages sh...
  89. #3303 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 14'-04", AFT 17'-06". After all bunkers are on board, soundings indicate the tonnages sh...
  90. #3304 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 11'-01", AFT 15'-01". After all bunkers are on board, soundings indicate the tonnages sh...
  91. #3305 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 14'-06", AFT 17'-00". After all bunkers are on board, soundings indicate the tonnages sh...
  92. #3306 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 13'-10", AFT 16'-04". After all bunkers are on board, soundings indicate the tonnages sh...
  93. #3307 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 11'-01", AFT 14'-07". After all bunkers are on board, soundings indicate the tonnages sh...
  94. #3308 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 12'-07", AFT 16'-01". After all bunkers are on board, soundings indicate the tonnages sh...
  95. #3309 The liquid mud tanks on your vessel measure 24'L by 16'B by 8'D. The vessel's displacement in fresh water is 864 tons and the specific gravity of the...
  96. #3310 The liquid mud tanks on your vessel measure 22'L by 16'B by 7'D. The vessel's displacement is 568 T and the specific gravity of the mud is 1.6. What i...
  97. #3311 The liquid mud tanks on your vessel measure 40'L by 20'B by 8'D. The vessel's displacement is 996 T and the specific gravity of the mud is 1.7. What i...
  98. #3312 The liquid mud tanks on your vessel measure 32'L by 15'B by 8'D. The vessel's displacement is 640 tons and the specific gravity of the mud is 1.8. Wha...
  99. #3313 The liquid mud tanks on your vessel measure 20'L by 18'B by 7'D. The vessel's displacement is 986 T and the specific gravity of the mud is 1.6. What i...
  100. #3314 The liquid mud tanks on your vessel measure 24'L by 16'B by 8'D. The vessel's displacement in salt water (specific gravity 1.025) is 864 T and the spe...

Safety questions: what to expect

Q How many Safety questions are in the Deck pool?

There are 3,245 Safety 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 Safety module from the same pool.

Q What score do I need to pass the Safety module?

Most USCG exam modules, including Safety, require 70 percent to pass. Rules of the Road modules require 90 percent.

Q Are these the real USCG Safety 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.