U.S.C.G. Merchant Marine Exam Master Less than 100 Gross ...€¦ · Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations:

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U.S.C.G. Merchant Marine Exam

Master Less than 100 Gross Registered Tons

Q401 Deck General – Safety

(Sample Examination)

Page 1 of 17 Q401 Deck General – Safety

9/9/2019

Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2

Choose the best answer to the following Multiple Choice Questions.

1. Which knot is suitable for hoisting an unconscious person?

• (A) French bowline o (B) Fisherman's loop o (C) Spider hitch o (D) Bowline in a bight

If choice A is selected set score to 1.

2. Which of the following is the strongest way to join the ends of two ropes?

o (A) Square knot • (B) Short splice o (C) Carrick bend o (D) Back splice

If choice B is selected set score to 1.

3. What type of knot in illustration D030DG below is indicated by the Letter "N"?

o (A) Heaving line hitch • (B) Stopper hitch o (C) Timber hitch o (D) Rolling bowline


4. What type of knot in illustration D030DG below is indicated by the Letter "R"?

o (A) Bowline • (B) Double becket bend o (C) Round turn and two half hitches o (D) Fisherman's bend


5. What does the process of faking down a line mean?

o (A) To put a whipping on the line o (B) To coil it down on deck o (C) To stow the line below • (D) To arrange the line on deck in long bights

If choice D is selected set score to 1.


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Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 6. Which rope has the greatest breaking strength?

• (A) Nylon o (B) Manila o (C) Polyethylene o (D) Polypropylene


7. In illustration D044DG below, what is the mooring line labeled "H" called?

o (A) Forward breast line o (B) Offshore spring line • (C) Offshore bow line o (D) Onshore bow line

If choice C is selected set score to 1.

8. In illustration D044DG below, what is the mooring line labeled "G" called?

o (A) Forward spring line o (B) Forward breast line o (C) Offshore bow line • (D) Inshore bow line


9. Which visual distress signal is acceptable for daylight use only?

o (A) Red aerial pyrotechnic flare o (B) Self-contained rocket-propelled parachute red flare o (C) Hand-held red flare • (D) Hand-held orange smoke distress flare


10. Which of the following when removed will extinguish a fire?

• (A) Oxygen o (B) Carbon dioxide o (C) Sodium o (D) Nitrogen



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Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 11. What is the normal percentage of oxygen in air?

o (A) 16% o (B) 18% • (C) 21% o (D) 25%


12. Which may ignite fuel vapors?

o (A) An open and running motor o (B) Static electricity o (C) Loose wiring • (D) All of the above


13. Which method of adjusting mooring lines is MOST useful for leaving a boat free to rise and fall with the tide?

• (A) Crossing the spring lines o (B) Slacking bow and stern lines o (C) Doubling up on spring or breast lines o (D) Slacking all forward running lines while keeping all after running lines taut


14. Where is chafing gear normally used?

o (A) On the inside of the hawsepipe • (B) On mooring lines o (C) For ground tackle o (D) For portable fenders


15. Why would wire rope be galvanized?

o (A) To increase its strength o (B) To increase its circumference • (C) To protect it from corrosion due to contact with saltwater o (D) To make it bend more easily



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Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 16. A common class of wire rope is the 6X37 class. What does the 37 represent?

o (A) Tensile strength of the wire o (B) Number of wires in the inner core o (C) Number of strands per wire rope • (D) Number of wires per strand


17. Most of your vessel's superstructure is forward. How will the vessel lie when drifting with no way on?

o (A) With the wind off the port beam • (B) With the wind from abaft the beam o (C) With the wind from ahead o (D) With the wind off the starboard beam


18. In relation to the turning circle of a ship, which describes the term "advance"?

• (A) The distance gained in the direction of the original course o (B) The distance gained at right angles to the original course o (C) The distance moved sidewise from the original course when the rudder is first put over o (D) The distance around the circumference of the turning circle


19. Which term describes the distance a vessel moves parallel to the original course from the point where the rudder is put over to any point on the turning circle?

o (A) Transfer o (B) Drift angle • (C) Advance o (D) Pivoting point


20. You are on a single-screw vessel with a right-handed propeller, and you are making headway. What occurs when you enter shallow water?

o (A) Your speed will increase without a change in your throttle • (B) Your rudder response will become sluggish o (C) Your vessel will have better rudder response o (D) Your vessel will tend to ride higher



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Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 21. You are proceeding in a channel, your vessel is requiring a significant amount of right rudder and

your bow is still falling off to port. What can you conclude from this information?

o (A) Your vessel is in the deepest section of the channel o (B) Your vessel has lost a blade on the screw o (C) Your vessel's turn rate indicator requires calibration • (D) Your vessel is at the outer limits of the channel


22. 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 • (B) The response will be sluggish and your speed will decrease o (C) The response will be sluggish and your speed will increase o (D) The response will improve and your speed will decrease


23. Which is the Best way to reduce your wake in a narrow channel?

• (A) Reduce your speed o (B) Apply enough rudder to counter the effect of the current o (C) Shift the weight to the stern o (D) Change your course to a zigzag course


24. The possibility of wake damage can be reduced by following which action?

o (A) Apply rudder in both port and starboard directions o (B) Passing close aboard to the moored vessel • (C) Slow down when passing moored vessels o (D) Alternate engine speeds


25. Paints and solvents on a vessel should be __________.

o (A) covered at all times to protect from ignition sources o (B) stored in a suitable gear locker • (C) returned to the paint locker after each use o (D) stored safely at the work site until work is completed



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Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 26. Fire may be spread by which means?

o (A) Direct radiation o (B) Convection o (C) Conduction of heat to adjacent surfaces • (D) All of the above


27. When flammable liquids are handled in a compartment on a vessel, the ventilation for that area should be __________.

• (A) operated continuously while vapors may be present o (B) shut down if an explosive mixture is present o (C) operated intermittently to remove vapors o (D) available on standby for immediate use


28. Why do spaces containing batteries require good ventilation?

o (A) Ventilation avoids CO2 build up o (B) Ventilation supplies extra oxygen for charging the battery • (C) Ventilation avoids flammable gas accumulation o (D) Less electrolyte is required to maintain the batteries' charge


29. A fire in a pile of dunnage would be classified as class __________.

• (A) A o (B) B o (C) C o (D) D


30. What is the main advantage of a steady stream of water on a class "A" fire?

o (A) It protects the firefighting crew • (B) It breaks up and cools the fire o (C) It removes the oxygen o (D) It washes the fire away



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Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 31. If ignited, which material would be a class B fire?

• (A) Diesel Oil o (B) Paper o (C) Magnesium o (D) Wood


32. When choosing extinguishers to fight a Class "B" fire do NOT use which type of extinguisher?

• (A) Water (cartridge-operated) o (B) Carbon dioxide o (C) Dry chemical o (D) Foam (stored-pressure type)


33. Which extinguishing agent is the best for use on electrical fires?

o (A) Foam o (B) Water fog • (C) CO2 o (D) Dry chemical


34. Any extinguishing agent used on a Class "C" fire must have which important property?

o (A) Penetrating power o (B) Cooling ability o (C) Leaves no residue • (D) Nonconductivity


35. Which types of portable fire extinguishers are designed for putting out electrical fires?

• (A) Dry chemical and carbon dioxide o (B) Foam and dry chemical o (C) Foam and water (stored pressure) o (D) Foam and carbon dioxide



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Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 36. There are two disadvantages to CO2 as a firefighting agent. One of these is the limited quantity

available, and the other is __________.

o (A) that it cannot be used in a dead ship situation with no electrical power to the CO2 pump o (B) that it breaks down under extreme heat to form poisonous gases • (C) the lack of cooling effect on heated materials o (D) there is no effect on a class A fire even in an enclosed space


37. Which statement concerning carbon dioxide is FALSE?

o (A) It cannot be smelled. • (B) It is safe to use near personnel in a confined space. o (C) It cannot be seen. o (D) It displaces the oxygen in the air.


38. CO2 mainly extinguishes a fire by which of the following?

o (A) chemical action • (B) smothering o (C) cooling o (D) All of the above


39. Which extinguishing agent is most likely to allow reflash as a result of not cooling the fuel below its ignition temperature?

o (A) Water stream • (B) CO2 o (C) Water spray o (D) Foam


40. If you must enter water on which there is an oil fire, you should __________.

• (A) enter the water on the windward side of the vessel o (B) wear very light clothing o (C) protect your life preserver by holding it above your head o (D) keep both hands in front of your face to break the water surface when diving head first



9/9/2019

Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 41. You have just abandoned ship and boarded a raft. After the raft is completely inflated you hear a

whistling noise coming from a safety valve. Which action should you take?

• (A) Do not become alarmed unless it continues for a long period of time o (B) Remove the safety valve and replace it with a soft patch o (C) Unscrew the deflation plugs o (D) Plug the safety valve


42. If you have a fire in the engine room, your FIRST act should be to __________.

o (A) maneuver your vessel into the wind • (B) secure the fuel supply and ventilation to the engine room o (C) discharge the fixed CO2 system into the engine room o (D) have all of your crew get into the liferaft


43. If heavy smoke is coming from the paint locker, what should be the FIRST firefighting response?

• (A) Secure the ventilation o (B) Enter and use a portable extinguisher o (C) Release the CO2 flooding system o (D) Open the door to evaluate the extent of the fire


44. If you are fighting a fire below the main deck of your vessel, which action is most important concerning the stability of the vessel?

o (A) Shutting off electricity to damaged cables • (B) Pumping fire-fighting water overboard o (C) Maneuvering the vessel so the fire is on the lee side o (D) Removing burned debris from the cargo hold


45. You are picking up a conscious person that has fallen overboard in one of the vessels motor boats. Recovery is easier in a light breeze if you approach from which direction?

• (A) Windward with the victim to leeward o (B) Leeward with the victim to windward o (C) Approach with the wind on your starboard side o (D) Approach with the wind on your port side



9/9/2019

Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 46. You are trying to rescue survivors from a wrecked vessel on fire. How should you make your

approach?

o (A) At a speed of at most one-half that of the wrecked vessel o (B) To leeward of the wrecked vessel o (C) At a speed of at least that of the wrecked vessel • (D) To windward of the wrecked vessel


47. One of your crew members falls overboard from the starboard side. You should IMMEDIATELY take which action?

• (A) Throw the crew member a life preserver o (B) Begin backing your engines o (C) Position your vessel to windward and begin recovery o (D) Apply left rudder


48. On a small boat, if someone fell overboard and you did not know over which side the person fell, which action should you take?

o (A) First put the rudder hard over in either direction o (B) Increase speed to full to get the vessel away from the person o (C) Immediately reverse the engines • (D) Stop the propellers from turning and throw a ring buoy over the side


49. A situation has occurred in which your vessel must be towed. When the towing vessel passes the towing line to you, where should you secure the line?

o (A) To the forward part of the deckhouse o (B) To the base of the foremast • (C) To the forwardmost bitts o (D) At the stern


50. A situation has occurred where it becomes necessary for you to be towed. What action should be taken to prevent your vessel from yawing?

o (A) Throw excess weight overboard • (B) Shift weight to the stern o (C) Shift weight to the bow o (D) Shift weight to the center of the boat



9/9/2019

Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 51. Failure to notify the Coast Guard of an oil spill can carry a prison sentence of what duration?

o (A) Not more than 1 year o (B) Not more than 2 years o (C) Not more than 3 years • (D) Not more than 5 years


52. As soon as the officer in charge of the vessel has taken steps to stop the discharge of oil or oily mixture into a U.S. harbor, what must he/she do FIRST?

o (A) Rig a boom on deck o (B) Inform the Environmental Protection Agency • (C) Contact the Coast Guard o (D) Alert the fire department


53. If you must pump bilges while a vessel is in port, which is the proper method?

o (A) Only pump as much as is necessary • (B) The discharge is led to a reception facility o (C) Only during the hours of darkness o (D) During the outgoing tide


54. Fueling results in the collection of waste oil in drip pans and containers. Which is an approved method of disposing of the waste oil?

• (A) Discharge to a proper reception facility o (B) Adding sinking agents and discharging it into the water o (C) Draining it overboard when the vessel gets underway o (D) Mixing it with dispersants before draining it overboard


55. What is the period of validity of a Merchant Mariner Credential?

• (A) 5 years o (B) 2 years o (C) 3 years o (D) 1 year



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Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 56. You operate a harbor craft on inland waters exclusively. If you regularly service or contact foreign

flag vessels in the course of business, which statement is TRUE?

o (A) A customs official must be on board when contacting a foreign flag vessel. o (B) Your vessel must be inspected. • (C) Your crew must have identification credentials. o (D) All contacts with a foreign flag vessel must be reported to the U.S. Coast Guard.


57. Which U.S. agency assigns an official number to a vessel?

o (A) Collector of Customs o (B) Treasury Department • (C) Coast Guard o (D) American Bureau of Shipping


58. Which is the requirement for the name and hailing port of a documented commercial vessel?

o (A) It is not required to be marked anywhere on the vessel o (B) It is required to be marked on the keel, stern, and both bows • (C) It is required to be marked on the stern with the name of the vessel marked on both bows o (D) It is required to be marked on both bows and on the keel


59. On which form do you provide a written report of Marine Casualty to the nearest Coast Guard Marine Safety Office?

• (A) CG 2692 o (B) DD 214 o (C) DOT 211 o (D) CG 5511


60. What is considered a Serious Marine Incident?

• (A) An injury to a crewmember, passenger, or other person which requires professional medical treatment beyond first aid

o (B) An allision that results in $500 damage to a boat dock o (C) A vessel experiencing bottom suction over a sandbar that does not result in injuries and/or

any damage to the vessel o (D) None of the above



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Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2 61. Normally, potable water systems are connected directly to the __________.

o (A) feed-water system o (B) fire-main system • (C) potable water tank o (D) freshwater sanitary system


62. In general, how often are sanitary inspections of passenger and crew quarters made aboard passenger vessels in river service?

o (A) Once each day o (B) Once each week • (C) Once each month o (D) Once each trip


63. Which is the principal danger from ice collecting on a vessel?

o (A) The decrease in capabilities of radar • (B) The loss of stability o (C) The decrease in displacement o (D) The adverse effect on trim


64. What abbreviation represents the height of the center of buoyancy?

o (A) BK • (B) KB o (C) CB o (D) BM


65. Which factor has the greatest effect on the value of the free surface correction?

• (A) The width of the tank o (B) The draft of the vessel o (C) The specific gravity of the liquid in the tank o (D) The length of the tank



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Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: 2

66. When making VHF radio calls to nearby stations, what level of transmitting power should you use?

o (A) High powero (B) Medium powero (C) Extra high power• (D) Low power


67. The carburetor is placed on the engine to __________.

• (A) mix the fuel and airo (B) assist in priming the cylinderso (C) distribute the gasolineo (D) properly lubricate the engine


68. Which of the following is one of the most important safety procedures that should be adhered to priorto starting a gasoline engine on a motorboat?

o (A) you have fresh water on boardo (B) the gasoline tank is full• (C) the bilges, cabins, etc. are thoroughly ventilatedo (D) each of the above is followed


69. Outlets in gasoline fuel lines are __________.

o (A) permitted for drawing fuel sampleso (B) permitted for draining fuel from lines• (C) prohibitedo (D) permitted for bleeding air from lines


70. A safe fuel system must __________.

o (A) supply sufficient air to the intake manifoldo (B) have proper air/gasoline fuel mixture ratio• (C) be liquid- and vapor-tighto (D) prevent engine overheating



9/9/2019

National Maritime Center

Serving Our Nation’s Mariners

11/27/2018

Adapted for testing purposes only from NOEL, Knight’s Modern Seamanship, 17th edition

Copyright © 1984 by Van Nostrand Reinhold Company Inc.

Further reproduction prohibited without permission

D030DG


National Maritime Center

Serving Our Nation's Mariners

8/29/2018

D044DG

Adapted for testing purposes only from HAYLER, American Merchant Seaman’s Manual, 7th edition

Copyright © 2003 by Cornell Maritime Press, Inc.

Further reproduction prohibited without permission Page 17 of 17 Q401 Deck General – Safety

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U.S.C.G. Merchant Marine Exam Master Less than 100 Gross ...€¦ · Q401 Deck General-Safety U.S.C.G. Merchant Marine Exam Master Less than 100 Gross Registered Tons Illustrations: