National Maritime Center Providing Credentials to Mariners (Sample Examination) Page 1 of 14
Choose the best answer to the following Multiple Choice Questions. 1. 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 conditions? o (A) The hull must be clean. (B) The depth of the water must be at least one and one-half times the draft. o (C) There must be no current. o (D) There must be calm weather-wind 10 knots or less and a calm sea. 2. You are preparing to load fuel oil on a vessel of 300 gross tons constructed after June 30, 1974. Before loading, which statement is TRUE concerning fuel oil tank vents? o (A) The vents are not obstructed by on-deck cargo in a ten foot radius o (B) All vents are opened and the flame screen removed for efficient flow (C) Each vent must have a fixed containment with a capacity for at least one half barrel o (D) Each vent is required to have a fire extinguisher within the immediate area 3. Who shall test every small passenger vessel's steering gear prior to getting underway for the day's operations? o (A) A Mate or Designated Duty Engineer o (B) A credential Engineer (C) The Master o (D) The Mate on watch 4. Which space(s) is(are) deducted from gross tonnage to derive net tonnage? (A) Boatswain's stores o (B) Passenger spaces o (C) Companions and booby hatches o (D) All of the above Page 2 of 14
5. You are shifting a gas free tank barge to dry dock for repairs. The barge must have onboard which document? o (A) A Permit to Proceed and Hot Work Permit o (B) A Gas Free Certificate (C) A valid Certificate of Inspection o (D) All of the above 6. According to small passenger vessel regulations, while serving as Master on board your vessel, what should be done with your credential? o (A) It must be kept in the Coast Guard office where you sat for your license o (B) It must be displayed in your home o (C) It must be displayed in the company office on shore (D) It must be in your possession on board the vessel 7. When you enter shallow water, which describes your vessel's rudder response and speed variations? o (A) The response will improve and your speed will increase o (B) The response will improve and your speed will decrease o (C) The response will be sluggish and your speed will increase (D) The response will be sluggish and your speed will decrease 8. As appropriate for the voyage, according to small passenger vessel regulations, all vessels must carry which adequate and up-to-date item(s)? o (A) Light Lists o (B) Charts o (C) Coast Pilots (D) All of the above 9. Which is the best method to stop a vessel from dragging anchor in a sand bottom? (A) Pay out more anchor cable o (B) Back the engines o (C) Swing the rudder several times to work the anchor into the bottom o (D) Reduce the length of the cable Page 3 of 14
10. Which agency assigns Load lines for U.S. vessels? o (A) The National Cargo Bureau o (B) The U.S. Coast Guard (C) The American Bureau of Shipping o (D) The Lloyd's Register of Shipping 11. Your vessel is broken down and rolling in heavy seas. How can you reduce the danger of capsizing? (A) Rigging a sea anchor o (B) Constantly shifting the rudder o (C) Move all passengers to the stern o (D) Move all passengers to one side of the boat 12. A Certificate of Inspection for vessels of less than 100 gross tons carrying more than twelve passengers on an international voyage will be issued for a period of which duration? (small passenger vessel regulations) o (A) Four years o (B) Three years o (C) Two years (D) One year 13. What is the period of validity of a Merchant Mariner Credential? (A) 5 years o (B) 1 year o (C) 3 years o (D) 2 years 14. On board small passenger vessels, how often shall the Master test the steering gear? (A) Before getting underway for the day's operations o (B) Every 72 operating hours while underway o (C) Once a week o (D) Once a month Page 4 of 14
15. The possibility of wake damage can be reduced by following which action? o (A) Passing close aboard to the moored vessel (B) Slow down when passing moored vessels o (C) Apply rudder in both port and starboard directions o (D) Alternate engine speeds 16. What affect does shallow water have on a vessel's stopping distance? o (A) There is no difference in the stopping distance. o (B) The stopping distance is shorter. (C) The stopping distance is longer. o (D) The propeller is more effective when going astern in shallow water. 17. When oil is accidentally discharged overboard, an entry is required to be made in which log? (A) The Oil Record Book o (B) The engine rough log o (C) The Deck Maintenance Logbook o (D) The deck rough log 18. You are on watch and the Pilot has the conn. The Master has temporarily gone below. The Pilot orders a course change which you are certain will put the vessel into imminent danger. Which should be your initial response? (A) Countermand the order and immediately notify the Master o (B) Make an appropriate entry in the deck log concerning the Pilot's order o (C) Immediately sound a short ring on the general alarm o (D) Immediately call the Master and await further orders from him 19. Unless otherwise stated, the term "approved" when applied to a small passenger vessel's equipment, means approved by which organization? o (A) Board of Fire Underwriters (B) Commandant of the Coast Guard o (C) Congress of the United States o (D) American Bureau of Shipping Page 5 of 14
20. What is a serving mallet used for? o (A) Forcing fids into a line (B) Covering wire or fiber rope o (C) Dogging hatches o (D) Splicing lines 21. To determine the number of portable fire extinguishers required on an inspected vessel, you should check which document? o (A) The Muster List ("Station Bill") (B) The Certificate of Inspection o (C) The Safety of Life at Sea Certificate o (D) The hot work permit 22. You are anchoring in 16 fathoms of water. On a small to medium size vessel, which statement is TRUE? o (A) The scope should always be less than 5 times the depth of the water (B) The anchor should be lowered to within 2 fathoms of the bottom before being dropped o (C) The anchor may be dropped from the hawsepipe o (D) The scope should always be at least ten times the depth of the water 23. According to the regulations, what fire safety control feature is required in quick-closing shut off valves? o (A) Electrical cut off switch o (B) A water spray actuator (C) A fusible link o (D) Manual cut off switch 24. The turning circle of a vessel making a turn over 360 degrees is the path followed by which item? o (A) Centerline o (B) Bridge o (C) Bow (D) Center of gravity Page 6 of 14
25. Which statement about the deck line is TRUE? o (A) The top of the deck line is marked at the highest point of the freeboard deck, including camber, at the midships point. o (B) On a vessel with a rounded stringer-sheer plate, the deck line is marked where the stringer plate turns down from the plane of the deck line. o (C) The deck edge is marked at the intersection of the freeboard deck with the side shell, at the lowest point of sheer, with the vessel at even trim. (D) A vessel with wooden planks on a steel deck will have the deck line marked at the intersection of the upper line of the wood sheathing with the side shell. 26. (2.10.3.1-11) Two vessels are abreast of each other and passing port to port in a confined waterway. What should you expect as your bow approaches the screws of the other vessel? (A) Your bow will sheer towards the other vessel. o (B) Your bow will sheer away from the other vessel. o (C) Your draft will significantly decrease. o (D) Your speed will significantly increase. 27. Which of the following is the compliment of the stern line? o (A) The breast line o (B) The quarter cross spring line (C) The head line o (D) The bow cross spring line 28. The inspection of small passenger vessels of 60 feet in length carrying more than twelve persons on an international voyage is required by the Coast Guard at what time intervals? (small passenger vessel regulations) o (A) Once every 6 months (B) Once every year o (C) Once every 2 years with a minimum of one reinspection during that period o (D) Once every 3 years with a minimum of two reinspections during that period Page 7 of 14
29. For what purpose may gasoline be used on small passenger vessels? o (A) Heating o (B) Lighting o (C) Cooking (D) None of the above 30. Where should an application for a waiver of any requirements of the regulations for oil transfer operations be submitted? o (A) To the nearest Coast Guard office o (B) To the District Commander o (C) To the Commandant (D) To the Captain of the Port 31. All U.S. Flag vessels engaged in foreign trade are required to be which of the following? o (A) Class Endorsed (B) Registry Endorsed o (C) Licensed o (D) Enrolled 32. What is the name of tackle number 12 as shown in illustration D029DG below? (A) Threefold purchase o (B) Gin tackle o (C) Davit tackle o (D) Deck tackle 33. 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. Which statement is TRUE? (A) The existing certificate is extended for a period of up to 150 days. o (B) The existing certificate is extended until the first foreign port of call where a new certificate will be issued by the local surveyor. o (C) The existing certificate is endorsed as valid for a five year period commencing 27 May 1988. o (D) A new certificate must be issued before you sail. Page 8 of 14
34. Which type of line is best able to withstand sudden shock loads? o (A) Polypropylene o (B) Dacron o (C) Manila (D) Nylon 35. You are underway in heavy weather and your bow is into the seas. Which action should you take to prevent pounding? o (A) Increase the speed of the vessel o (B) Secure all loose gear on your vessel (C) Decrease the speed of the vessel o (D) Put the seas on a 85 degree angle from the bow 36. The Master or Owner of a damaged "T-Boat" that is unable to meet the requirements of its Certificate of Inspection but is able to travel to a shipyard under its own power should take which action? o (A) Request an Expiration Certificate if the vessel displays a tendency to sink o (B) Get underway as soon as possible and notify the Coast Guard when you arrive at the destination (C) Make the trip only after obtaining a "Permit to Proceed to Another Port for Repair", Form CG- 948 o (D) Hire a tug and pilot to assist in the voyage 37. What is meant by the term "two-blocked"? (A) The bottom block touches the top block. o (B) You have two blocks. o (C) The line has jumped the sheaves. o (D) There are turns in the fall. 38. While assigned to a 150 GRT vessel, you are required to sign "foreign" articles on a voyage from New Orleans to which port? o (A) Houston, Texas o (B) Veracruz, Mexico (C) Cristobal Colon, Panama o (D) Kingston, Jamaica Page 9 of 14
39. The definition of "partially protected waters", as used in the Regulations does not include which choice? o (A) Harbors, lakes and similar waters determined by the OCMI to be protected waters o (B) Waters within 20 nautical miles from the mouth of a harbor of safe refuge o (C) The Great Lakes during the summer season (D) Sheltered waters presenting no special hazard 40. According to Small Passenger Vessels Regulations, a vessel of less than 100 gross registered tons must be inspected by the Coast Guard when they carry more than how many passengers? o (A) 12 passengers o (B) 50 passengers (C) 6 passengers o (D) 1 passenger 41. What is the purpose of a devil's claw? o (A) It prevent the windlass from engaging (B) It acts as a chain stopper o (C) It controls the wildcat o (D) It will prevent the chain from fouling on deck 42. 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 garbage is permitted to be discharged? (A) Food waste ground to less than 1" o (B) Metal ground to less than 1" o (C) Glass ground to less than 1" o (D) Paper products ground to less than 1" Page 10 of 14
43. You are on a large merchant vessel entering a U.S. port. There is a Pilot on board and he has the conn. Which statement is TRUE? o (A) The Pilot is solely responsible for the internal working of the ship. (B) The Master is responsible for the safe navigation of the ship and the Pilot is employed for his local knowledge. o (C) The Pilot is solely responsible for the safe maneuvering of the ship only if he is required to be on board by law. o (D) The Pilot becomes solely responsible for the safe navigation of the vessel only if the Master relinquishes the conn. 44. On Subchapter T small passenger vessels, after loading and prior to departure, the master shall determine the vessel complies with all stability requirements in which of these documents? o (A) Stability letter o (B) Certificate of Inspection o (C) Load Line Certificate (D) All of the above 45. Which term(s) are in the category of "oil" as used in the Oil Pollution Regulations? o (A) Oil refuse o (B) Fuel oil o (C) Sludge (D) All of the above 46. The carbon dioxide cylinders of all fixed fire extinguishing systems shall be retested and remarked whenever a cylinder remains in place on a vessel for which duration? (small passenger vessel regulations) o (A) 5 years from the latest test date stamped on the cylinder o (B) 7 years from the latest test date stamped on the cylinder o (C) 10 years from the latest test date stamped on the cylinder (D) 12 years from the latest test date stamped on the cylinder Page 11 of 14
47. Which statement is TRUE with reference to small passenger vessels cooking and heating equipment? o (A) It shall be suitable for marine use o (B) The system cannot use gasoline o (C) It may use liquefied petroleum gas (D) All of the above 48. Your oceangoing vessel has medical waste to be disposed of ashore. How many hours advance notice must you give the port or terminal? o (A) 6 o (B) 12 (C) 24 o (D) 48 49. Which is the BEST method of determining if a vessel is dragging anchor? o (A) Observe how much the vessel sheers while at anchor o (B) Note any change in the tautness of the anchor chain (C) Observe changes in bearings of fixed objects onshore o (D) Observe the amount of line paid out 50. In illustration D038DG below, what part of the anchor is indicated by the letter "K"? o (A) Shank (B) Ring o (C) Crown o (D) Bending shot Page 12 of 14
National Maritime Center Providing Credentials to Mariners D029DG 5/23/2016 Adapted for testing purposes only Further reproduction prohibited without permission Page 13 of 14
National Maritime Center Providing Credentials to Mariners D038DG 5/23/2016 Adapted for testing purposes only Further reproduction prohibited without permission Page 14 of 14