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.
38: A cargo that has a stowage factor over 40 is known as a __________.
N a. hygroscopic cargo Y b. measurement cargo N c. stowage cargo N d. weight cargo 86: The turning circle of a vessel making a turn of over 360 degrees is the path followed by the __________.
N a. bow N b. bridge N c. centerline Y d. center of gravity 157: The proper way to correct a mistake in the logbook is to __________.
Y a. draw a line through the entry, rewrite, and initial the correction N b. draw several lines through the entry, rewrite, and initial the correction N c. erase the entry and rewrite N d. completely black out the entry, rewrite, and initial the correction 211: A seaman is entitled by law to a release from Foreign Articles when __________.
N a. intoxicated Y b. the vessel is overloaded N c. there is a change of home port N d. there is a change of Master 266: The distance that a ship moves forward with each revolution of its propeller, if there is no slip, is called __________.
N a. advance N b. head reach Y c. pitch N d. transfer 375: The best line for towing small vessels is __________.
N a. three strand nylon Y b. double-braided nylon N c. polypropylene N d. manila 459: Petroleum cargo tanks should not be topped off at deck level when loading on a cold day because __________.
Y a. a subsequent temperature rise will cause the cargo to overflow N b. air pockets may cause the cargo to bubble out of the ullage hole N c. the increased viscosity of the product requires higher loading pressure which increases the chances of a spill N d. the tank valve may be stiff and a spill will occur before the valve can be closed 650: A crew member has just fallen overboard off your port side. Which action should you take?
N a. Immediately put the rudder over hard right. Y b. Immediately put the rudder over hard left. N c. Immediately put the engines astern. N d. Wait until the stern is well clear of the man and then put the rudder over hard right. 690: A rescue helicopter's hoist area should have a radius of at least __________.
N a. 6 feet of clear deck N b. 10 feet of clear deck N c. 25 feet of clear deck Y d. 50 feet of clear deck 718: How many board feet of dunnage would you estimate to be in a pile 5 feet wide, 1 foot high and 14 feet long?
N a. 70 Y b. 840 N c. 960 N d. 1080 750: On a single-screw vessel the stern frame _____________,
Y a. furnishes support to the rudder, propeller shaft, and transom frame N b. provides foundations for after mooring winches N c. provides foundations for the main propulsion engines N d. transfers the driving force of the propeller to the hull 776: In most cases, when a large merchant vessel enters shallow water at high speed the __________.
N a. maneuverability will increase N b. speed will increase Y c. bow will squat farther than the stern N d. vessel will rise slightly, on a level plane 810: In nautical terminology a "dog" is a __________.
N a. crow bar Y b. device to force a water tight door against the frame N c. heavy steel beam N d. wedge 917: What is the period of validity of a Safety Management Certificate?
Y a. 60 months N b. 48 months N c. 42 months N d. 36 months 979: A cargo of oil has a coefficient of expansion of .0005 per degree F. If this cargo is loaded at 70°F, and a cargo temperature of 90°F is expected at the discharge port, how many barrels would you expect to unload if you loaded 10,000 barrels?
N a. 9,900 N b. 9,990 N c. 10,010 Y d. 10,100 1019: A tank holds 400 tons of sea water when filled. How many tons of liquid of specific gravity 0.9300 will it hold when filled to 90% capacity?
Y a. 326.6 N b. 343.2 N c. 377.6 N d. 390.2 1134: The critical point in nylon line elongation is about __________.
N a. 20% N b. 30% Y c. 40% N d. 50% 1139: The pivoting point of a vessel going ahead is __________.
N a. near the stern N b. at the hawsepipe Y c. about one-third of the vessel's length from the bow N d. about two-thirds of the vessel's length from the bow 1203: Under defense plans, operation of electronic aids may be temporarily suspended with __________.
N a. one day's notice Y b. no notice N c. thirty (30) day's notice N d. a week's notice 1231: What is NOT a condition for a salvage claim?
N a. The property saved must be "maritime property." Y b. The salvors must save or attempt to save any life in peril. N c. The salvage service must be voluntary. N d. The property must be in peril. 1291: "Free pratique" means that __________.
N a. clearance requirements for all regulatory bodies have been met Y b. health requirements have been met and no further quarantine formalities are required N c. shipment will be made at no cost N d. tonnage taxes are not required to be paid 1301: If, after examination by the Quarantine Officer, your vessel is found to have a specific deficiency, you may be issued __________.
N a. Bill of health N b. Free Pratique N c. Notice to Comply Y d. Controlled Free Pratique 1393: Your vessel's operators send a message that your vessel has been consigned to Naval Control of Shipping. The message will refer you to __________.
N a. the Light List Y b. Radio Aids to Navigation (PUB 117) N c. the International Code of Signals (PUB 102) N d. the Coast Pilot 1435: Which letter shown represents a clove hitch? (DO30DG )
Y a. X N b. U N c. T N d. R 1441: Dead freight is the charge for the __________.
N a. carriage of demise cargo N b. cost of transshipment of over-carried cargo N c. difference in the amount of cargo loaded and the amount of cargo discharged Y d. difference in the amount of cargo loaded and the amount of cargo booked, through no fault of the vessel 1484: A metal eye spliced into a wire is called a __________.
N a. cyclops N b. fish eye Y c. thimble N d. chip 1486: Which is NOT a part of an anchor?
N a. Bill Y b. Devil's claw N c. Palm N d. Crown 1492: Which of the pictures in illustration DO30DG represents a fisherman's bend? (DO30DG )
N a. F Y b. G N c. K N d. L 1519: When snaking cargo into the wing of a hold with the cargo winch, the runner should be lead from the __________.
N a. head block to a snatch block Y b. heel block to a snatch block N c. lizard to a snatch block N d. winch to a snatch block 1548: What could be used as fairleads on a towed vessel?
N a. Chocks N b. Double bitts N c. Roller chocks Y d. All of the above 1610: The joint formed when two steel shell plates are placed longitudinally side to side is called a __________.
N a. bevel N b. bond N c. strake Y d. seam 1670: The term "strake" is used in reference to __________.
N a. rudder mountings N b. anchor gear Y c. hull plating N d. vessel framing 1748: An Official Logbook is required on which vessel?
N a. A 150-G.T. tug going from Boston to New Orleans. Y b. A 100-G.T. tug going from New York to San Pedro, California. N c. A 50-G.T. tug going from Miami to Seattle. N d. A 199-G.T. tug on a coastwise trip of 650 miles. 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 2206: You are using tackle number 6 in illustration DO29DG 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 )
Y a. 80 lbs. N b. 69 lbs. N c. 55 lbs. N d. 50 lbs. 2228: You have determined the maneuvering characteristics of your vessel by taking the radar ranges and bearings of an isolated light while making a turn. The results are listed. Based on this data what is the transfer for a turn of 60°? (D035DG )
Y a. 140 yards (126 meters) N b. 180 yards (162 meters) N c. 225 yards (203 meters) N d. 270 yards (243 meters) 2300: In the stowage of deck cargo, "cribbing" is __________.
Y a. placed on deck to support the cargo N b. separation pieces used to keep cylinders upright and steady N c. shims for stowing baled cargo N d. nets placed across the hatch opening to keep the cargo from falling in the hatch 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 2375: You are on a multiple-product chemical tanker and will carry cargoes of ethanolamine, methyl acrylate, and glycerine. Which statement is true?
N a. All of these cargoes are mutually incompatible. N b. Glycerine may be stowed adjacent to methyl acrylate but must be segregated from ethanolamine. N c. Methyl acrylate and ethanolamine are compatible but both must be segregated from glycerine. Y d. Glycerine is compatible with both of the other cargoes. 2453: On a ship's crane, the load chart relates the allowable load to the combination of the boom length and __________.
N a. winch speed N b. boom strength Y c. load radius N d. cable strength 2639: A wooden plug fitted tightly in the vent of a damaged tank may prevent the tank from __________.
Y a. filling completely N b. developing free surface N c. developing free surface moment N d. collapsing 2802: The single line located directly above the diamond is the __________. (D031DG )
N a. load line N b. water line N c. freeboard line Y d. deck line 2809: The fitting at the end of a cargo line in a tank that allows suction to be taken close to the bottom of a tank is a __________.
N a. suction end N b. strainer Y c. bell-mouth N d. vacuum valve 2859: An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter "M" (Mike) to signify that "________________".
N a. I am altering my course to starboard N b. I am altering my course to port N c. I am operating astern propulsion Y d. my vessel is stopped and making no way through the water 2897: Form 2692 (Notice of Marine Casualty), when required, must be filed to the U.S. Coast Guard within how many days?
N a. 1 day N b. 3 days Y c. 5 days N d. 7 days 2920: You are on a large vessel fitted with a right-handed controllable-pitch propeller. When making large speed changes while decreasing pitch, which statement is TRUE?
N a. You will probably have full directional control throughout the speed change. Y b. You may lose rudder control until the ship's speed has dropped to correspond to propeller speed. N c. The stern will immediately slew to starboard due to unbalanced forces acting on the propeller. N d. The stern will immediately slew to port due to unbalanced forces acting on the propeller. 2960: When cutting wire rope, seizings are put on each side of the cut. The seizings prevent the wire from unlaying and also __________.
Y a. maintain the original balance of the tension in the wires and strands N b. prevent moisture from entering between the wires at the cut end N c. forces lubricant from the core to protect the raw, cut end N d. All of the above 2977: You are proceeding under NCS (Naval Control of Shipping) when you wish to send a message concerning your ships diversion. Which precedence would you assign this message?
Y a. P (PRIORITY) N b. Z (FLASH) N c. R (ROUTINE) N d. O (IMMEDIATE) 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. 3044: When you have a tow alongside, your stern should extend aft of the tow in order to __________.
N a. avoid obscuring your stern light N b. provide a better lead for your lines Y c. obtain better steering control N d. let the barge deflect floating objects from your propeller 3096: When loading a cargo of taconite, proper sequencing of loading by hatch number is necessary to __________.
N a. provide the proper trim N b. prevent negative stability from developing Y c. prevent excessive longitudinal stresses N d. control list 3166: The American Consul has asked the Master of a vessel bound for a port in the U.S. to transport a destitute seaman back to the U.S. Which action may the Master take?
N a. He must always take the seaman. N b. He is required to accept the seaman only if the seaman is medically unfit. Y c. He may refuse the seaman if the seaman has a contagious disease. N d. He may refuse to take the seaman if he is being held by shore authorities. 3269: What provides little or no indication that a vessel is dragging anchor?
Y a. Changing range to an object abeam N b. Drift lead with the line tending forward N c. The cable alternates between slack and heavy tension N d. Changing bearing to a fixed distant object abeam 3290: What will be accepted as the shipping papers for an unmanned tank barge but will not be accepted if the tank barge is manned?
N a. Bill of Lading Y b. Logbook entry N c. Manifest N d. Shipping document 3291: The riding pawl is __________.
N a. a safety interlock in a cargo winch that prevents the runner from overspeeding Y b. a stopper that prevents the anchor cable from running free if the cable jumps the wildcat N c. the device that locks the deck lashings of the Peck and Hale system N d. the lug that rides on the eccentric rib and engages the locking ring on the windlass 3439: Horizontal fore or aft motion of a vessel is known as __________.
N a. pitch Y b. surge N c. sway N d. roll 3502: The point that is halfway between the forward and after perpendicular and is a reference point for vessel construction is the __________.
N a. half length N b. mid-body N c. center line Y d. amidships 3820: When making a Scharnow turn, the __________.
N a. rudder must be put over towards the side the man went over N b. initial turn direction is away from the side the man went over Y c. rudder is put hard over and the initial turn is maintained until about 240° from the original course N d. man overboard must be not more than 300 feet astern when starting the turn 4007: You are the operator of a towing vessel which collides with a buoy and drags it off station. What should you do if the damage to your vessel is not serious?
Y a. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and no further action is necessary. N b. If the buoy is afloat, no action is necessary. N c. Wait one week and submit form CG-2692 to the nearest Coast Guard Marine Safety or Inspection Office. N d. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and then submit form CG-2692. 4007: You are the operator of a towing vessel which collides with a buoy and drags it off station. What should you do if the damage to your vessel is not serious?
Y a. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and no further action is necessary. N b. If the buoy is afloat, no action is necessary. N c. Wait one week and submit form CG-2692 to the nearest Coast Guard Marine Safety or Inspection Office. N d. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and then submit form CG-2692.