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.
3: A stopper used in securing the ground tackle for sea that consists of a grab attached to a turnbuckle is a __________.
N a. riding pawl N b. buckler Y c. devil's claw N d. locking ring 106: In relation to the turning circle of a ship, the term "kick" means the distance __________.
N a. around the circumference of the turning circle N b. gained at right angles to the original course N c. gained in the direction of the original course Y d. or throw of a vessel's stern from her line of advance upon putting the helm hard over 118: Damage to cargo caused by fumes or vapors from liquids, gases, or solids is known as __________.
N a. contamination N b. oxidation Y c. tainting N d. vaporization 151: The forecastle card is a copy of the __________.
N a. quarters allocation Y b. shipping agreement N c. Muster List ("Station Bill") N d. unlicensed shipping card from the union 200: Which statement concerning a 298 GRT inspected tug engaged in towing from Seattle, WA, to Alaska is TRUE?
N a. No able seamen are required. N b. Crew must be signed on before a Shipping Commissioner. N c. A licensed Master of Towing Vessels may serve as Master. Y d. Each crew member must be issued a certificate of discharge at the time of discharge. 217: The holding capability of an anchor is primarily determined by the __________.
N a. shape of the anchor N b. stowage of the anchor on board Y c. anchor's ability to dig in N d. size of the vessel and its draft 229: Which refers to the depth of a petroleum product in a tank?
N a. Outage N b. Ullage N c. Thievage Y d. Innage 440: If a Master must jettison a container loaded with hazardous material, he must, as soon as possible, notify the __________.
N a. National Cargo Bureau N b. Environmental Protection Agency N c. National Hazardous Chemical Response Center Y d. nearest Captain of the Port 461: Where is the best location to install a towing hook?
N a. Forward of the towing bitts N b. On the fantail N c. Near the Norman Pins Y d. Just aft of amidships 500: What would NOT require that a detailed report of the release of hazardous cargo be made to the Department of Transportation?
N a. The valve on an empty portable tank that contained acetone is accidentally opened and some of the residue escapes to the open sea. N b. A carboy of nitric acid is broken on deck while loading and is flushed overboard with no injury or damage. Y c. Part of your deck cargo of five gallon cans of paint is damaged and leaking so you jettison them to eliminate the fire hazard. N d. Heavy weather causes damage to packages of a hazardous liquid that is subsequently pumped out at sea through the bilge pumping system. 525: To lay out a towing hawser in a fore-and-aft direction so each bight is clear and can run out freely without snagging describes __________.
N a. flemishing Y b. faking N c. spooling N d. worming, parceling and serving 580: Which statement is FALSE about using a wire bridle on an ocean tow?
N a. The inboard end of each bridle leg should have a large eye splice to fit over the bitts. Y b. The strength of each leg should be at least one-half that of the main towing hawser. N c. Each leg should be at least 60 to 90 feet long. N d. None of the above 623: When hugging a bank in a narrow channel, you should take precautions against_______________.
N a. bank suction, squat and the effects of vessels passing close aboard N b. clogged sea chests, plugged sea strainers and overheated machinery N c. striking underwater obstructions close to the bank Y d. All of the above 633: A tug is best positioned for towing and maneuvering on rivers and other restricted waters where wave action is limited when __________.
Y a. directly astern and pushing the tow N b. towing on a hawser N c. towing alongside and parallel to the vessel it is towing N d. towing on the hip 636: The use of an anchor to assist in turning in restricted waters is __________.
N a. a last resort Y b. good seamanship N c. the sign of a novice shiphandler N d. to be used only with a single-screw vessel 666: You are proceeding at a slow speed with your starboard side near the right bank of a channel. If your vessel suddenly sheers toward the opposite bank, the best maneuver would be __________.
N a. full ahead, hard left rudder Y b. full ahead, hard right rudder N c. full astern, hard left rudder N d. full astern, hard right rudder 821: The Master must maintain the Oil Record Book on board for at least __________.
N a. 1 month N b. 12 months N c. 24 months Y d. 36 months 848: You are loading a cargo of canned goods with a stowage factor of 65. If you allow 15% for broken stowage, how many tons can be loaded in a space of 55,000 cubic feet?
N a. 687 Y b. 719 N c. 846 N d. 973 902: The number of able seamen required on board is stated in the __________.
N a. American Bureau of Shipping code N b. Solas Certificate N c. Classification Certificate Y d. Certificate of Inspection 909: What is the purpose of the relief valve of a cargo pump?
N a. Provides for the removal of vapors N b. Allows two or more tanks to be filled at the same time N c. Provides for the emergency shutdown of the pump Y d. Permits the return of cargo to the suction side of the pump 1006: Which action reduces the yawing of a vessel in a following sea?
N a. Increasing GM N b. Pumping out tanks aft N c. Shifting weights to the bow Y d. Shifting weights to the stern 1073: You are preparing to slush a stay on your vessel by lowering yourself down the stay in a bosun's chair. The proper way to do this is to ride down the stay on a riding shackle __________.
N a. with the pin of the shackle riding on the stay Y b. with the pin of the shackle through the chair's bridle eye N c. with a hook attaching the chair to the riding shackle N d. connected to a second shackle on the chair 1075: You are standing wheelwatch on entering port, and the Master gives you a rudder command that conflicts with a rudder command from the Pilot. What should you do?
N a. Obey the Pilot Y b. Obey the Master N c. Ask the Pilot for guidance N d. Bring the rudder to midships 1133: To properly rig the downhaul to your stage for lowering, you must __________.
N a. take only figure eights around the horns Y b. take 2 or 3 round turns around the stage and then belay the downhaul around the horns N c. take 2 round turns around the stage and then dip the third turn to form a clove hitch N d. pass the downhaul through the bridle formed by the standing part and then take round turns 1174: Compared to manila line, size for size, nylon line __________.
N a. has less strength than manila line Y b. has more strength than manila line N c. is equivalent to manila line N d. will rot quicker than manila line 1193: The main advantage of a Chinese stopper over the one line stopper is that it __________.
Y a. will not jam on the mooring line N b. is stronger N c. is easier to use when under heavy tension N d. is safer to use when under heavy tension 1360: What are reef points used for?
Y a. Reduce the area of a sail N b. Keep the sail taut in light airs N c. Reduce the draft if the boat runs aground N d. Increase the strength of the mast 1376: Generally speaking, the most favorable bottom for anchoring is __________.
N a. very soft mud N b. rocky Y c. a mixture of mud and clay N d. loose sand 1452: The helm command "Check her" means __________.
N a. test the steering control N b. read the compass heading N c. stop the swing using hard over rudder Y d. slow the swing using moderate rudder 1583: Which statement concerning a short splice is TRUE?
N a. It is used to temporarily join two lines together. Y b. A short splice is stronger than two lines joined by a knot. N c. A short splice decreases the diameter of the line. N d. None of the above 1664: A method used to make an eye in a bight of line where it cannot be spliced is known as __________.
N a. braiding N b. plaiting Y c. seizing N d. serving 1766: When anchoring in a current, you should __________.
N a. drop the anchor with the bow headed downstream N b. back your vessel into the current Y c. anchor while stemming the current N d. All of the above 1895: The knot lettered Q as shown is a __________. (DO30DG )
N a. square knot N b. clove hitch Y c. bowline N d. round knot 1903: When securing a manila line to a bitt what is the minimum number of round turns you should take before figure-eighting the line?
N a. None Y b. 1 N c. 2 N d. 3 1931: You are using tackle number 12 to lift a weight of 300 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 )
N a. 80 lbs. Y b. 69 lbs. N c. 55 lbs. N d. 50 lbs. 1944: The garboard strake is indicated by which letter? (D033DG )
N a. A N b. B N c. G Y d. H 2107: What is the name of the mark indicated by the letter A? (D003DG )
N a. Winter North Atlantic load line N b. Fresh Water load line Y c. Deck line N d. Plimsoll line 2137: The securing systems for containers were developed to prevent container movement during which ship motion?
N a. Surge Y b. Roll N c. Sway N d. Yaw 2150: The vessel shown has broken down and you are going to take her in tow. The wind is coming from her starboard beam. You are making more leeway than she. Where should you position your vessel when you start running lines? (DO25DG )
Y a. A N b. B N c. C N d. D 2180: The weight of the container and its contents is supported on deck by what part(s)?
Y a. Four lower corner castings N b. Bottom, side, and end rails N c. Bottom flooring, side, and end rails N d. Bottom flooring only 2223: What is the mechanical advantage of tackle number 3? (DO29DG )
N a. 1 N b. 2 Y c. 3 N d. 4 2267: The knot lettered K in illustration DO30DG is a __________. (DO30DG )
Y a. sailmaker's whipping N b. carrick bend N c. barrel hitch N d. stopper 2270: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated ROUTINE will be delivered within __________.
N a. 10 minutes if possible N b. 1 to 6 hours N c. 30 minutes to 1 hour Y d. 3 hours to start of business the following day 2488: A vessel is constructed with a steel hull and an aluminum superstructure. Which statement is TRUE?
N a. The aluminum will provide greater resistance to the spread of fire by conduction. Y b. The aluminum structure is usually attached to a steel coaming by a method that insulates the two metals. N c. If the superstructure is stressed, an aluminum structure requires additional expansion joints to prevent fracture. N d. The steel at the area of the aluminum-to-steel connection must be closely checked for galvanic corrosion. 2567: When relieving the helm, the new helmsman should know the __________.
N a. variation N b. gyro error Y c. course per magnetic steering compass N d. maximum rudder angle previously used 2931: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated FLASH will be delivered within __________.
N a. 3 hours to start of business the following day Y b. 10 minutes if possible N c. 1 to 6 hours N d. 30 minutes to 1 hour 2979: Which statement about shipping coal is TRUE?
N a. Anthracite will generate more methane than bituminous coal. N b. Coal should not be shipped while wet. Y c. Coal should be surface ventilated to remove methane gas. N d. The methane gas generated by coal will react with moisture on the ship's structure and accelerate corrosion. 2988: You are mooring to a buoy. You should approach the buoy with the current from __________.
Y a. ahead N b. broad on the bow N c. abeam N d. astern 3102: When hip towing, a line led from the stern of the towboat forward to the barge provides the towing pull when __________.
N a. going ahead N b. dead in the water N c. in a following current Y d. backing 3327: The upward slope of a vessels bottom from the keel to the bilge is called __________.
N a. camber N b. sheer N c. rake Y d. rise of bottom 3466: What is a spill pipe?
N a. A drainage pipe that carries rain or spray from an upper deck to a lower deck Y b. A pipe under the anchor windlass leading to the chain locker N c. A chute, usually over the stern, to lead dumped garbage clear of the hull N d. An opening in the deck leading outside the hull 3491: You are the licensed Master of a towing vessel operating between New York and Tampa, Florida. If you carry four (4) deckhands onboard, how many must be able seamen?
N a. 4 Y b. 3 N c. 2 N d. 1 3576: Heave is motion along the __________.
N a. longitudinal axis N b. transverse axis Y c. vertical axis N d. centerline axis 3612: Buckler plates are __________.
N a. triangular-shaped plates connecting the bull chain to the topping lift Y b. metal plates secured over the tops of the hawsepipes N c. faired shell plates with curvature in two directions N d. sheets of dunnage used to prevent heavy cargo from buckling the deck plates 3662: Unless extremely flexible wire rope is used, the sheave diameter should always be as large as possible, but should never be less than __________.
Y a. 20 times the rope diameter N b. 10 times the rope diameter N c. 2 times the rope diameter N d. the rope diameter 4090: The BEST holding ground for conventional anchors is_____.
N a. very soft mud Y b. hard mud N c. shale N d. rock 4174: What should be done immediately after putting down the stern ramp on a Ro-Ro vessel, prior to loading or discharging cargo?
N a. Turn on the red cargo light. N b. Turn on pumproom ventilation. N c. Call out the deck department for all hands. Y d. Raise/open the stern door. 4210: Pedestal cranes have limit switches to restrict the movement of which function?
N a. Luff rate limits Y b. Slew travel limits N c. Swivel power limits N d. Slew rate limits 4249: Which action(s) are included in crane operations?
N a. Pre-operation of the anchor windlass N b. Preparing steam on deck Y c. Luff, slew, and hoist operations N d. All of the above 4265: Which statement(s) is/are FALSE concerning crane cargo operations?
N a. Lifting points on all equipment must be safely checked prior to commencing a lift. Y b. Cargo loaded into vehicles and/or containers prior to lifting need not be secured. N c. Never exceed crane manufacturer’s limits concerning the safe working loads of cargo jibs. N d. All the above