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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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Questions 1,601–1,700 of 3,245 · page 17 of 33

  1. #1746 You are reading the draft marks as shown in illustration D032DG. The water level forward is at the top of the 8, and the mean water level aft is at th... illustration
  2. #1747 You are reading the draft marks as shown in illustration D032DG. The water level forward is 4 inches below the 11, and the water level aft is 2 inches... illustration
  3. #1748 You are reading the draft marks as shown in illustration D032DG. The water level is at the top of number 8. What is the draft? illustration
  4. #1749 You are reading the draft marks as shown in illustration D032DG. The water level is about 4 inches below the bottom of the number 11. What is the draf... illustration
  5. #1750 You are reading the draft marks as shown in illustration D032DG. The water level is about 4 inches below the bottom of 10. What is the draft? illustration
  6. #1751 You are reading the draft marks as shown in illustration D032DG. The top 2 inches of the 9 forward is visible above the water level, and the water lev... illustration
  7. #1752 You are reading the draft marks as shown in illustration D032DG. The water level is at the bottom of number 11. What is the draft? illustration
  8. #1753 You are reading the draft marks as shown in illustration D032DG. The top 2 inches of number "9" are visible above the waterline. What is the draft? illustration
  9. #1754 What is the center around which a vessel trims called?
  10. #1755 You are reading the draft marks as shown in illustration D032DG. The water level forward leaves about 4 inches of the 11 visible, and the water level... illustration
  11. #1756 When the forward drafts and the after drafts are averaged, which of the following describes the result?
  12. #1757 How will the draft at the center of floatation change after transferring a weight forward on a vessel?
  13. #1758 What is the maximum mean draft to which a vessel may be safely loaded called?
  14. #1759 What is the difference between the initial trim and the trim after loading known as?
  15. #1760 For an upright vessel, draft is the vertical distance between the keel and the __________.
  16. #1762 You are reading draft marks on a vessel. The water level is halfway between the bottom of the number 5 and the top of the number 5. What is the draft...
  17. #1763 The wind has caused a difference between drafts starboard and port. This difference is known as which of the following?
  18. #1764 What is the difference between the starboard and port drafts due to the wind or seas called?
  19. #1765 What is the distance between the bottom of the hull and the waterline called?
  20. #1766 What is the weight of the liquid displaced by a vessel floating in sea water equal to?
  21. #1767 A vessel's light displacement is 12,000 tons. Its heavy displacement is 28,000 tons. When fully loaded it carries 200 tons of fuel and 100 tons of wat...
  22. #1768 The term displacement refers to which of the following?
  23. #1769 The best information on the location of the blocks when dry docking a vessel is contained in the __________.
  24. #1770 Wale shores would be used when dry docking a vessel with __________.
  25. #1771 Which of the following requires the vessel to be dry-docked?
  26. #1772 A large basin cut into the shore, closed off by a caisson, and used for dry docking of ships is known as a __________.
  27. #1773 While in dry dock your vessel will be belt-gauged. This process involves __________.
  28. #1774 Which statement about a vessel's stability while dry-docking is TRUE?
  29. #1775 One of the main purposes of the inclining experiment on a vessel is to determine the __________.
  30. #1776 The purpose of the inclining experiment is to __________.
  31. #1777 In illustration D033DG below, what is the structural member indicated by the letter I? illustration
  32. #1778 In illustration D033DG below, which letter indicates a seam? illustration
  33. #1779 In illustration D033DG below, what is the area indicated by the letter G is known as? illustration
  34. #1780 In illustration D033DG below, what is the space indicated by the letter J known as? illustration
  35. #1781 In illustration D033DG below, what is the structural member indicated by the letter K? illustration
  36. #1782 In illustration D033DG below, what is the structural member indicated by the letter L? illustration
  37. #1783 In illustration D033DG below, which letter indicates a longitudinal? illustration
  38. #1784 In illustration D033DG below, what does the letter "M" indicate? illustration
  39. #1785 In illustration D033DG below, which letter indicates the garboard strake? illustration
  40. #1786 In illustration D033DG below, what is the strake of shell plating indicated by letter H known as? illustration
  41. #1787 In illustration D033DG below, the structural member indicated by the letter K was fitted in segments between continuous longitudinals. It is known as... illustration
  42. #1788 In illustration D033DG below, what is the joint indicated by letter D? illustration
  43. #1789 In illustration D033DG below, which letter indicates a butt? illustration
  44. #1790 In illustration D033DG below, the lower seam of the strake indicated by the letter B is sometimes riveted. Why is this done? illustration
  45. #1791 In illustration D033DG below, what is the structural member indicated by the letter F? illustration
  46. #1792 In illustration D033DG below, the stringer plate is represented by which letter? illustration
  47. #1793 In illustration D033DG below, what is the run of plating labeled A known as? illustration
  48. #1794 In illustration D033DG below, what is a wooden deck installed on top of the plating lettered N known as? illustration
  49. #1795 In illustration D033DG below, what is the plating indicated by the letter N known as? illustration
  50. #1796 In illustration D041DG below, which is the symbol for the vertical plane midway between the fore and aft perpendiculars? illustration
  51. #1797 In illustration D041DG below, which of the following is the symbol for the reference from which transverse measurements are made? illustration
  52. #1798 In illustration D041DG below, which of the following is the symbol for displacement? illustration
  53. #1799 In illustration D041DG below, what does symbol 1 refer to? illustration
  54. #1800 In illustration D041DG below, which symbol is the reference from which the height of the center of gravity is measured? illustration
  55. #1801 In the illustration D041DG below , what does symbol 2 represent? illustration
  56. #1802 In illustration D041DG below, which is the symbol for amidships? illustration
  57. #1803 In the illustration D041DG below , what does symbol 3 represent? illustration
  58. #1804 In the illustration D041DG below , what does symbol 5 represent? illustration
  59. #1805 The term "pintle" and "gudgeon" are associated with the __________.
  60. #1806 The projecting lugs of the rudderpost which furnish support to the rudder are called __________.
  61. #1807 The terms "cant frame" and "counter" are associated with the vessel's __________.
  62. #1808 A Kort nozzle is a(n) __________.
  63. #1809 A "contra-guide" is a type of __________.
  64. #1810 The horizontal flat surfaces where the upper stock joins the rudder are the __________.
  65. #1811 A chock __________.
  66. #1812 What is the purpose of the freeing ports on a vessel with solid bulwarks?
  67. #1813 Freeing ports on a vessel with solid bulwarks __________.
  68. #1814 One function of a bulwark is to __________.
  69. #1815 A deck fitting, used to secure line or wire rope, consisting of a single body with two protruding horns is called a __________.
  70. #1816 A vessel is constructed with a steel hull and an aluminum superstructure. Which statement is TRUE?
  71. #1817 Holes in the bulwark, which allow deck water to drain into the sea, are __________.
  72. #1818 When using the term "limber system" one is referring to a __________.
  73. #1819 "Limber" is a term associated with __________.
  74. #1820 Which is an advantage of using watertight longitudinal divisions in double bottom tanks?
  75. #1821 The floors in a vessel's hull structure are kept from tripping, or folding over, by __________.
  76. #1822 Floors aboard ship are __________.
  77. #1823 Aboard ship, vertical flat plates running transversely and connecting the vertical keel to the margin plates are called __________.
  78. #1824 Frames to which the tank top and bottom shell are fastened are called __________.
  79. #1825 Vertical structural members attached to the floors that add strength to the floors are called __________.
  80. #1826 What is NOT an advantage of double bottom ships?
  81. #1827 Which statement is TRUE concerning protection of double bottom tanks against excessive pressure?
  82. #1828 Which statement concerning solid floors is TRUE?
  83. #1829 The "inner bottom" is the __________.
  84. #1830 What is used to prevent accidental flooding of a double bottom or peak tanks in the event of a pipe rupture due to collision?
  85. #1831 The usual depth of a beam bracket is __________.
  86. #1832 A deck beam does NOT __________.
  87. #1833 The deck beam brackets of a transversely framed vessel resist __________.
  88. #1834 Beams are cambered to __________.
  89. #1835 Which term refers to a transverse curvature of the deck?
  90. #1836 The strength of a deck will be increased by adding __________.
  91. #1837 The pillar shape that gives the greatest strength for the least weight is the __________.
  92. #1838 A carling is used aboard ship __________.
  93. #1839 A partial deck in a hold is called a(n) __________.
  94. #1840 The ceiling is __________.
  95. #1841 The wooden planking that protects the tank top from cargo loading is called __________.
  96. #1842 Regulations define the bulkhead deck as __________. (subdivision and stability regulations)
  97. #1843 The maximum length allowed between main, transverse bulkheads on a vessel is referred to as the __________.
  98. #1844 Camber, in a ship, is usually measured in __________.
  99. #1845 The maximum length allowed between main, transverse bulkheads on a vessel is referred to as the __________.
  100. #1846 In ship construction, keel scantlings should be the greatest __________.

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.