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.
246: The force exerted by a propeller which tends to throw the stern right or left is called __________.
N a. slip Y b. sidewise force N c. rotational force N d. thrust 260: You receive a package, for shipment aboard your vessel, containing Class 1 explosives. The package is damp, moldy and stained. You must __________.
N a. have the U.S.C.G. Captain of the Port approve the shipment N b. note an exception on the Bill of Lading N c. repair or replace the packaging before stowage Y d. seek the shipper's advice with regard to withdrawal, repair, or replacement 291: You are the licensed operator of a 100 GT towing vessel making coastwise runs. Whenever a crew member is discharged from your vessel you must __________.
N a. issue a Certificate of Discharge and make an entry in his Continuous Discharge Book Y b. issue a Certificate of Discharge or make an entry in his Continuous Discharge Book N c. retain the crew member's Continuous Discharge Book onboard N d. retain the crew member's Certificate of Discharge onboard 429: A tank is loaded with 9,000 barrels of gasoline. The temperature of the product is 90°F (32°C), and it has a coefficient of expansion of .0008. What is the net amount of cargo loaded?
N a. 8856 bbls Y b. 8784 bbls N c. 8820 bbls N d. 9216 bbls 434: To "belay" a line means to __________.
N a. coil it down N b. heave it taut N c. stow it below Y d. secure it to a cleat 467: Of which type of material may a towing hawser be constructed?
N a. Wire rope N b. Nylon, dacron, polypropylene or a blend of other synthetic fibers N c. Manila Y d. All of the above 469: With an increase in temperature the volume of flammable and combustible liquids __________.
Y a. expands N b. contracts N c. remains constant N d. remains constant if pressure remains constant 505: Which form of navigation may be suspended without notice under defense planning?
N a. celestial N b. piloting Y c. electronic N d. None of the above 531: Spring loaded towing hooks are used in towing to __________.
N a. absorb and cushion the shock of towing N b. prevent whiplash Y c. trip and release when the pull of the towing hawser exceeds a predetermined limit N d. make it easier to attach and release the tow 543: You would be most likely to use a fishplate __________.
N a. when towing alongside Y b. on a hawser tow N c. when pushing ahead or in the notch N d. when running "light boat" 544: If the winch should fail while you are hauling in the anchor, what prevents the anchor cable from running out?
N a. Chain stopper N b. Devil's claw N c. Hawse ratchet Y d. Riding pawl A dark appearance of the sky: A yellowish glare in the sky
Y a. The presence of seals or certain type birds N b. N c. N d. 670: You must evacuate a seaman by helicopter lift. Which statement is TRUE?
N a. The ship should be stopped with the wind off the beam while the helicopter is hovering overhead. N b. The basket or stretcher must not be allowed to touch the deck. N c. The tending line of the litter basket should be secured to the ship beyond the radius of the helicopter blades. Y d. The hoist line should be slack before the basket or stretcher is hooked on. 688: Who would normally certify that all preparations have been made and all regulations observed prior to loading a cargo of bulk grain?
N a. American Bureau of Shipping N b. U.S. Coast Guard Y c. National Cargo Bureau N d. Master of the vessel 861: Every entry required to be made in the Official Logbook shall be signed by the __________.
N a. Mate on watch Y b. Master and Chief Mate or other member of the crew N c. Master only N d. Purser, one of the Mates, and some other member of the crew 872: In a foreign port with a consulate, the U.S. Consul may excuse the Master from personally appearing before him to consent to the mutual release of an injured seaman, when the __________.
Y a. injury requires immediate inpatient hospitalization of the seaman N b. Master authorizes the agent to act in his place N c. ship is still in port and the seaman can appear before the Consul after medical treatment N d. seaman also consents to the absence, and there is no dispute as to the wages due 923: An advantage of nylon rope over manila rope is that nylon rope __________.
Y a. can hold a load even when a considerable number of the yarns have been abraded N b. can be stored on deck, exposed to sunlight N c. can be used in conjunction with wire or spring-lay rope N d. gives audible warning of overstress whereas manila does not 958: You are in a tropical port. The refrigeration machinery on a container loaded with air-cooled fruit fails. It cannot be repaired for 18 to 24 hours. Which step should you take to reduce the temperature rise and spoilage of the fruit?
N a. Discharge a cylinder of nitrogen into the container Y b. Shade the container and periodically hose it down N c. Seal any ventilation openings and add dry ice N d. Spread ice over the top layer and in any voids within the container 999: You are loading 530,000 barrels of cargo oil. At 0945 on 13 April, you find that you have loaded 202,000 barrels. At 1130, you find that you have loaded 223,000 barrels. If you continue at the same rate, you will finish at __________.
N a. 1322, 13 April N b. 1920, 13 April N c. 1120, 14 April Y d. 1305, 14 April 1008: When anyone voluntarily deposits his/her license or document with a Coast Guard investigating officer __________.
N a. he/she permanently gives up rights to the license or document Y b. it may be for reasons of mental or physical incompetence N c. it must be for reason of addiction to narcotics N d. All of the above 1110: One function of a bulwark is to __________.
Y a. help keep the deck dry N b. prevent stress concentrations on the stringer plate N c. protect against twisting forces exerted on the frame of the vessel N d. reinforce the side stringers 1140: In a transversely framed ship, the transverse frames are supported by all of the following EXCEPT __________.
N a. girders N b. longitudinals N c. side stringers Y d. web plates 1150: In ship construction, frame spacing is __________.
N a. greater at the bow and stern Y b. reduced at the bow and stern N c. uniform over the length of the vessel N d. uniform over the length of the vessel, with the exception of the machinery spaces, where it is reduced due to increased stresses 1330: Beams are cambered to __________.
N a. increase their strength Y b. provide drainage from the decks N c. relieve deck stress N d. All of the above 1334: Close link chain of not less the 3/4" (or the wire rope equivalent) is required for lashing deck cargoes of timber. What size flexible wire rope would provide the strength equivalent to 3/4" chain, using a safety factor of 5?
N a. 9/16" Y b. 1" N c. 1 1/4" N d. 1 3/8" 1465: 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 Y b. a single turn with hard rudder N c. a Williamson Turn N d. two 180° turns 1543: Which is normally used to hold wire rope for splicing?
N a. Come along N b. Jigger Y c. Rigger's screw N d. Sealing clamp 1689: The mooring line shown as "C" is called a __________. (DO44DG )
N a. stern line N b. spring line N c. shore line Y d. breast line 1699: In which casualty case is it UNNECESSARY to notify the local Coast Guard Marine Safety Office?
N a. Your vessel is backing from a dock and runs aground, but is pulled off by tugs in 30 minutes. Y b. Your vessel strikes a pier and does $1,500 damage to the pier but no damage to the vessel. N c. A nylon mooring line parts while the vessel is tied up and kills a harbor worker who was on the pier. N d. A seaman is injured and in the hospital for four days. 1780: The term that indicates how many tons of cargo a vessel can carry is __________.
N a. bale cubic Y b. deadweight N c. gross tonnage N d. loaded displacement 1788: Which position shown is the most dangerous when tying up? (D019DG )
Y a. I N b. II N c. III N d. IV 1793: The lines led forward from the bow and aft from the stern when a vessel is moored to the dock are __________.
Y a. bow and stern lines N b. breast lines N c. halyards N d. warps 2039: There is a large shipment of case goods available to be loaded on your vessel. You are to load as many tons as possible in a hold which has 32,300 cubic feet left unfilled by cargo. Each case measures 2-feet high by 2-feet wide by 4-feet long and weighs 500 pounds. If you allow a broken stowage allowance of 10% of the 32,300 feet, what is the nearest whole number of tons which may be loaded?
N a. 324 tons N b. 360 tons N c. 363 tons Y d. 406 tons 2057: While assigned to a 106 GRT vessel, you are required to sign "foreign" articles on a voyage from San Francisco to which port?
N a. Mazatlan, Mexico (west coast) N b. Vera Cruz, Mexico (east coast) Y c. New York, NY N d. Vancouver, Canada (west coast) 2229: You are using tackle number 5 to lift a weight. The hauling part of this tackle is bent to the weight hook of tackle number 9. What is the mechanical advantage of this rig? (DO29DG )
Y a. 20 N b. 9 N c. 5 N d. 4 2260: Cargo that gives off fumes that may contaminate other cargo is known as a(n) __________.
N a. delicate cargo N b. dirty cargo N c. toxic cargo Y d. odorous cargo 2266: Your vessel has been damaged and is partially flooded. The first step to be taken in attempting to save the vessel is to __________.
Y a. establish flooding boundaries and prevent further spread of flood water N b. plug the hole(s) in the outer shell N c. pump out the water inside the vessel N d. calculate the free surface effect and lost buoyancy to determine the vessel's stability 2345: A splice that can be used in running rigging, where the line will pass through blocks, is a __________.
N a. short splice Y b. long splice N c. back splice N d. spindle splice 2386: A vessel has an amidships superstructure. Which location would be most suitable for main deck stowage of vehicles?
N a. On top of #1 hatch N b. Beside the hatches, forward of the midships house N c. On top of the aftermost hatch on the vessel Y d. On top of the hatch immediately aft of the midships house 2398: How many tons of salt water can be loaded into a flat-ended cylindrical tank with a diameter of 4.5 feet and a length of 8 feet?
N a. 1.82 Y b. 3.64 N c. 7.27 N d. 14.54 2509: What is the purpose of cant frames in steel vessels?
N a. To support the overhang of the stern Y b. To provide strength to shell plating at the stern N c. To add strength to the deck beams which support the weather decks N d. To support the plating of a cylindrical tank 2516: Which statement about the dangerous cargo manifest, carried on a ship, is TRUE?
N a. The manifest must be made up by the Master or other designated ship's officer. N b. Shipments of hazardous and non-hazardous cargo may be listed on the manifest if they are destined for the same consignee. Y c. The manifest must be kept in a designated holder on or near the bridge. N d. The type of label(s) required for each cargo must be indicated. 2548: What is the accepted standard for wire rope falls used in connection with the lifeboat gear?
N a. Six by seven galvanized wire rope N b. Six by twenty-four improved plow steel wire rope N c. Six by thirty-seven preformed fiber-core wire rope Y d. Six by nineteen regular-lay filler wire rope 2550: When a small craft's anchor fouls in a rocky bottom, the first attempt to clear it should be made by __________.
N a. hauling vertically on the line N b. making the line fast to the bitt and bringing the vessel further forward Y c. reversing the angle and direction of pull, with moderate scope N d. increasing the scope and running slowly in a wide circle with the anchor line taut 2688: What would have the greatest affect on a vessel's longitudinal strength?
N a. Collision damage to the bow, forward of the collision bulkhead Y b. Grounding damage to the bilge strake, just aft of midships N c. Extensive corrosion to the centerline deck plating N d. Damage to the side shell, midway between the bilge and the stringer plate 2696: You are on a power-driven vessel proceeding down a channel, with the current, on a river on the Great Lakes System. If you meet another power-driven vessel who is upbound, your responsibilities include __________.
N a. backing down to get out of the way of the other vessel N b. waiting for the other vessel to signal her intentions, and then answering promptly Y c. proposing a safe way to pass N d. All of the above 2782: What is a wet cargo?
N a. A liquid cargo carried in the deep tanks Y b. A canned or bottled liquid such as beer N c. A cargo that contains hygroscopic moisture N d. A cargo particularly susceptible to damage by moisture 2795: The York-Antwerp Rules relate to the __________.
N a. minimum required number of officers and crew Y b. settlement of general average claims N c. ship owner's responsibilities to provide a well-found vessel in a charter party N d. navigation regulations that apply in the English Channel 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 2952: Spontaneous heating of coal rapidly accelerates at the approximate minimum temperature of __________.
N a. 88°F Y b. 100°F N c. 111°F N d. 119°F 2970: What material may be substituted for zinc when making a poured metal socket ending to a wire rope?
N a. Lead N b. Babbitt N c. Solder Y d. Nothing 3054: The phenomenon known as a "seiche" is most likely to occur on Lake Erie __________.
N a. during the passage of a rapidly moving warm front Y b. when strong winds from the Northeast suddenly diminish N c. during the months of May through August N d. when the Moon and Sun are in alignment 3070: What is an advantage of a gate valve over a butterfly valve?
Y a. Less frequent maintenance N b. Faster operation N c. Cheaper N d. More compact 3320: Which type of bottom is best suited for holding an anchor of a small boat?
Y a. Mud and clay N b. Rocky N c. Sandy N d. Gravel 3382: The signal man assisting the crane operator first taps his elbow with one hand and then proceeds to use regular signals. This is the signal to __________.
N a. use the main hoist N b. proceed slowly N c. increase speed Y d. use the whip line 3504: Metal plates that cover the top of the hawsepipe are called __________.
N a. footings N b. plugs Y c. buckler plates N d. stop waters 3570: As look-out, you spot an object 45° off your port bow. You should report the object as __________.
Y a. broad on the port bow N b. 3 points on the port bow N c. 3 points forward of the port beam N d. on the port beam 4114: When accepting vehicles for shipment, the Master should ensure that __________.
N a. all decks intended for the stowage of vehicles are, in so far as is practicable, free from oil and grease N b. the ship has on board an adequate supply of cargo securing gear, which is maintained in sound working condition N c. vehicles are in apparent good order and condition suitable for sea transport, particularly with regards to securing Y d. All of the above 4227: Which of the following is/are the component(s) of a twin crane set as shown? (D047DG )
N a. Foundation assembly N b. Turntable assembly N c. Crane house assembly Y d. All of the above 4275: During which condition should the operator of a pedestal crane shutdown operations?
N a. Lightning N b. High winds N c. Fire aboard Y d. All of the above