This is an interactive test. Read each question and select the proper answer by clicking on the appropriate answer. If a "Y" appears, your choice is correct. If a "N" appears, more study may be in order.
66: Most of your vessel's superstructure is forward. How will the vessel lie when drifting with no way on?
N a. With the wind from ahead N b. With the wind off the port beam N c. With the wind off the starboard beam Y d. With the wind from abaft the beam 79: Ullages on tankers are measured from __________.
Y a. an above-deck datum such as the top of the ullage pipe N b. the tank ceiling aboard transversely framed vessels N c. the tank top N d. a thievage mark below the edge of the deck 96: The distance a vessel moves at right angles to the original course, when a turn of 180° has been completed, is called the __________.
N a. advance N b. pivoting point Y c. tactical diameter N d. kick 107: When may a seaman on a vessel engaged in foreign trade be paid before earning the wages?
Y a. The seaman may only draw an advance on earned wages. N b. Wages up to fifty percent of the seaman's base wage maybe advanced upon proof of serious family illness. N c. Wages equivalent to three days base wage may be advanced upon arrival in a foreign port. N d. The advance of wages is at the discretion of the master; however, a seaman cannot be in an overpaid status at signoff. 144: The lookout sights a vessel dead ahead. This should be reported on the bell with __________.
N a. one bell N b. two bells Y c. three bells N d. four bells 221: A vessel arrives in a foreign port and the Master is informed that the vessel is being sold to foreign interests. The new owners request that the crew remain on board to complete the voyage. Under these circumstances, the crew __________.
Y a. has the right to an immediate discharge and transportation to original port of engagement N b. must remain on board N c. must comply with the decision made by the Master N d. must remain aboard until the vessel is delivered to the new owners at a mutually agreed upon port 280: Your ship is in a neutral port when full Naval Control of Shipping is established. You may expect to be boarded and instructed by a(n) __________.
N a. U.S. Naval Control of Shipping Officer N b. allied Naval Control of Shipping Officer N c. Consular Shipping Advisors (CONSA) Y d. Any of the above 294: Displacement refers to the __________.
N a. cubic capacity of a vessel N b. deadweight carrying capacity of a vessel N c. gross tonnage of a vessel Y d. number of long tons of water displaced by a vessel afloat 394: The rope which is rove from the truck to be used with a bos'n's chair is called a __________.
Y a. gantline N b. life line N c. strop N d. whip 513: Wire rope is used in the towing industry __________.
N a. for back up wires and main towing hawsers N b. for face wires or jockeys when pushing ahead N c. as stern wires when pushing ahead Y d. All of the above 545: Repairing damage to the hull at or above the waterline reduces the threat of __________.
N a. free surface effects N b. capsizing Y c. continued progressive flooding N d. wind heel 577: You are signing on a crew. A man presents a Merchant Mariner's Document that you suspect has been tampered with. Which action should you take?
N a. Confiscate the document and deliver it to the Coast Guard. N b. Sign the man on and notify the Coast Guard at the first U.S. port of call. Y c. Refuse to sign the man on articles until authorized by the Coast Guard. N d. Refuse to sign the man on and notify the FBI of unauthorized use of a federal document. 606: For operations in pack ice, a vessel should __________.
N a. be on an even keel N b. be trimmed slightly by the head Y c. have a drag of not more than 2 to 3 feet N d. be ballasted so the forefoot is near the surface 628: Before loading bulk grain, bilge wells must be covered to __________.
N a. add strength to the bilge well strainer N b. permit rapid flow of water to the bilge wells Y c. prevent cargo sifting into the bilge wells N d. prevent oil, water, or other liquid from reaching the cargo 680: You must medevac a critically injured seaman by helicopter hoist. Which statement is TRUE?
N a. The ship's relative wind should be from dead ahead at 10 to 30 knots. Y b. The deck crew at the hoist point should not wear baseball hats. N c. The helicopter's drop line should be secured to the ship not more than 15 feet from the hoist position. N d. When using a "horse collar", the bight of the loop should be around the chest of the injured seaman. 687: The damage to a vessel is over $25,000. Who must notify the nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible?
N a. The vessel's agent N b. The owner of the vessel N c. The Master of the vessel Y d. Any one of the above 692: The tow makeup that is designed to keep the catenary of the tow hawser to a minimum is called the __________.
Y a. Christmas tree tow N b. tandem tow N c. British tow N d. tandem tug tow 809: Which pump must always be primed?
Y a. Centrifugal pump N b. Reciprocating pump N c. Rotary pump N d. All of the above 912: You are aboard vessel "A" in a narrow channel and the pilot is approaching vessel "B" as shown. The reason he has not previously changed course to the starboard side of the channel is __________. (DIAGRAM 37 )
N a. to avoid vessel squat in the shallower water near the bank Y b. to avoid the effects of bank cushion and bank suction N c. because there is less chance of striking submerged objects in mid-channel N d. because the current has less eddies in mid-channel 1004: Uncoiling manila line improperly can result in a(n) __________.
N a. number of fishhooks Y b. kink in the line N c. 50% loss of efficiency of the line N d. increase in deterioration of the line 1007: When using the term "limber system" one is referring to a __________.
N a. cleaning system Y b. drainage system N c. strengthening system N d. weight reduction system 1020: The Plimsoll mark on a vessel is used to __________.
N a. align the vessel's tail shaft N b. determine the vessel's trim Y c. determine the vessel's freeboard N d. locate the vessel's centerline 1058: The damage to a vessel is over $25,000. Who must notify the nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible?
N a. The owner of the vessel N b. The Master of the vessel N c. The person in charge of the vessel at the time of casualty Y d. Any one of the above 1098: During the course of a voyage, a seaman falls on the main deck and injures his ankle. The Master should submit a Report of Marine Accident, Injury or Death if the __________.
Y a. injured is unfit for duty N b. injured is able to return to work N c. injury results in loss of life only N d. injury is the result of misconduct 1132: A lookout can leave his station __________.
N a. at the end of the watch N b. at any time Y c. ONLY when properly relieved N d. 15 minutes before the end of the watch 1497: Which of the pictures in illustration DO30DG represents a round turn and two half hitches? (DO30DG )
N a. E Y b. F N c. Q N d. S 1570: What is NOT an advantage of ship construction methods using welded butt joints in the shell plating?
N a. Keeps practically 100% of tensile strength at the joints N b. Reduces frictional resistance Y c. Reduces plate stress N d. Reduces weight 1601: What would be prima facie evidence of unseaworthiness?
Y a. Overloading N b. Overstowage N c. Overbooking N d. Overcarriage 1628: You are going ahead on twin engines when you want to make a quick turn to port. Which actions will turn your boat the fastest?
Y a. Reverse port engine; apply left rudder N b. Reverse port engine; rudder amidships N c. Reverse starboard engine; apply left rudder N d. Reverse starboard engine; rudder amidships 1638: On a twin-screw, twin-rudder vessel, the most effective way to turn in your own water, with no way on, is to put __________.
Y a. one engine ahead and one engine astern, with full rudder N b. one engine ahead and one engine astern, with rudders amidships N c. both engines ahead, with full rudder N d. both engines astern, with full rudder 1677: A vessel is entering port and has a Pilot conning the vessel. The Master is unsure that the Pilot is taking sufficient action to prevent a collision. What should the master do?
Y a. Recommend an alternative action and if not followed relieve the Pilot. N b. Nothing; the Pilot is required by law and is solely responsible for the safety of the vessel. N c. Direct the Pilot to stop the vessel and anchor if necessary until the situation clears. N d. State his concerns to the Pilot but do not interfere with the handling of the vessel. 1778: You are landing a single-screw vessel with a right-handed propeller port side to a dock. As you approach the dock, you back down on your engine with rudder amidships. You would expect the vessel to __________.
N a. drift away from the dock N b. lose headway without swinging Y c. swing its stern towards the dock N d. swing its stern away from the dock 1811: You are towing a large barge on a hawser. Your main engine suddenly fails. What is the greatest danger?
N a. The tug and the tow will go aground. N b. The tow will endanger other traffic. Y c. The tow will overrun tug. N d. The tow will block the channel. 1935: The knot lettered H in illustration DO30DG is a __________. (DO30DG )
Y a. becket bend N b. bowline N c. plain whipping N d. crown knot 2023: A mooring line leading at nearly right angles to the keel is a __________.
N a. spring line N b. bow line N c. stern line Y d. breast line 2045: When relieving the helm, the new helmsman will find it helpful to know the __________.
N a. deviation on that heading N b. variation in the area N c. leeway Y d. amount of helm carried for a steady course 2165: The original Bill of Lading, once signed by the Master, is NOT __________.
N a. a receipt and proof that goods have been received on board Y b. surrendered to the customs agency of the country where the cargo is discharged N c. used to transfer ownership of the cargo while the ship is enroute N d. proof of title or ownership of the cargo 2175: Which is a negotiated charter?
Y a. Fixture N b. Bill of Lading N c. Conference agreement N d. All of the above 2184: The lashings on a stack of containers with interlocking fittings restrain the forces that cause __________.
N a. toppling Y b. racking N c. buckling N d. crushing 2239: You are using tackle number 3 to lift a weight of 120 lbs. If you include 10 percent of the weight for each sheave for friction, what is the pull on the hauling part required to lift the weight? (DO29DG )
Y a. 52 lbs. N b. 49 lbs. N c. 40 lbs. N d. 27 lbs. 2336: The maneuver which will return your vessel in the shortest time to a person who has fallen overboard is __________.
N a. engine(s) crash astern, no turn N b. two 180°Turns N c. a Williamson Turn Y d. a single turn with hard rudder 2399: You are standing wheel watch on entering port and the Master gives you a rudder command which conflicts with a rudder command from the Pilot. What should you do?
N a. Obey the Pilot. N b. Bring the rudder to a position midway between the two conflicting positions. N c. Ask the Pilot if he relinquishes control. Y d. Obey the Master. 2588: Rivets are usually made of __________.
N a. wrought-iron N b. aluminum N c. high-tensile steel Y d. mild steel 2608: Most very large ocean going vessels, such as bulk carriers and large tankers, tend to squat __________.
Y a. by the bow N b. by the stern N c. at the end nearest the bottom N d. evenly fore and aft 2844: Naval authorities would NOT give orders about which of the following, when the vessel is under control of the Naval Control of Shipping Organization?
N a. Visual communication at sea N b. Rescue operations N c. Diversions Y d. Schedules for loading cargo 2868: Which vessel, if navigating independently in ice, is more likely to become beset due to inadequate horsepower?
N a. A 254 ft. "Whaleback" tanker with 1800 H.P. N b. A 309 ft. cement carrier with 2000 H.P. N c. A 385 ft. shallow draft tanker with 2400 H.P. Y d. A 630 ft. bulk ore carrier with 3500 H.P. 2869: When more than one vessel is being assisted by an icebreaker, distances between vessels should be constant. Which signal should be given by a vessel which is ahead of another and whose speed suddenly begins to drop?
N a. Four short blast on the whistle N b. A flag hoist consisting of the code figure "4" Y c. A flag hoist consisting of the code figure "5" N d. A flag hoist consisting of the code letters "FE" (Foxtrot-Echo) 2919: Which statement about general average is TRUE?
N a. Damage to a ship must have been incurred while the ship and/or its machinery was being used for its intended purpose. Y b. Property must have been sacrificed or an expenditure of money incurred. N c. The loss or damage to deck cargo due to heavy weather constitutes general average. N d. Of the ship, the freight, and the cargo interests, only one need be involved. 2964: "Seiche" is defined as a(n) __________.
N a. unusually strong storm system which approaches the Great Lakes System generally from the Northeast N b. lake current which is predominant during the spring and fall navigation season on the Great Lakes Y c. oscillation caused by the diminishing of forces which cause lake level fluctuations N d. higher than normal high water or lower than normal low water 3026: Which type of fog is the most dense and widely spread of those that occur on the Great Lakes?
N a. Steam fog Y b. Advection fog N c. Radiation fog N d. Lake effect fog 3204: What term indicates the immersed body of the vessel forward of the parallel mid-body?
N a. Run N b. Flare Y c. Entrance N d. Sheer 3275: When underway with a tow, you are required to notify the Coast Guard in which casualty situation?
N a. Damage to property amounting to $12,500 N b. Loss of bridge-to-bridge radio capability N c. An injury requiring first aid treatment Y d. Accidental stranding or grounding 3308: What term indicates a curvature of the decks in a longitudinal direction?
N a. Deadrise N b. Camber Y c. Sheer N d. Flare 3442: The part of the anchor indicated by the letter J is the __________. (D038DG )
N a. crown N b. shank Y c. bill N d. tip 3600: A helmsman receives the command "Right 15 degrees rudder." The helmsman's IMMEDIATE reply should be __________.
N a. "Aye Aye Sir" Y b. "Right 15 degrees rudder" N c. "Rudder is right 15 degrees" N d. No reply is necessary, just carry out the order 4032: The pivot pin at the base of a sheath-screw boom davit must be __________.
N a. inserted each time before the booms are cranked out Y b. periodically removed for inspection and lubricated N c. replaced at each inspection for certification N d. in the locked position after the boat is cradled and griped down 4088: With a given load on the cargo hook, the thrust on a cargo boom __________.
Y a. increases as the angle to the horizontal increases N b. increases as the angle to the horizontal decreases N c. is greatest at an angle of 45° and decreases as the boom is raised or lowered N d. is least at an angle of 45° and increases as the boom is raised or lowered 4101: Which of the following is a characteristic of a Ro-Ro vessel?
N a. Passenger tours available upon docking N b. Long port stays necessary to secure vehicles Y c. Short in port turnaround times N d. Heavy vehicles only require lightweight securing equipment 4162: According to the IMO Code, what are the minimum number of securing points that should be on each side of a "road vehicle", whose gross vehicle mass is between 3.5 tons and 20 tons, when carried on Ro-Ro vessels?
N a. One Y b. Two N c. Three N d. None of the above 4234: What describes a tandem crane lift?
N a. Single crane hoisting 30 tons N b. Two cranes on a single pedestal hoisting 60 tons Y c. Two sets of twin cranes hoisting 120 tons N d. All of the above