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.
28: The stowage factor for a cargo is based upon __________.
N a. one short ton N b. one short metric ton Y c. one long ton N d. one long metric ton 168: "Block stowage" means __________.
N a. having the cargo on pallets Y b. stowing all the cargo for a port in the same area N c. using port marks on the cargo N d. using separation cloths to separate different kinds of cargo 224: The term "Shift the Rudder" means __________.
N a. put the rudder amidships N b. use right or left rudder N c. check, but do not stop the vessel from swinging Y d. change from right to left or left or right 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 262: Mousing a cargo hook with marline or small line __________.
N a. increases the lifting capacity of the hook N b. protects the hook from the sling ring Y c. prevents the sling ring from coming out of the hook N d. All of the above 307: Which type of chemical testing is NOT required of merchant marine personnel?
N a. Pre-employment N b. Periodic N c. Random Y d. Annual 413: A person is found operating a vessel while under the influence of alcohol. He/she is liable for __________.
N a. imprisonment for up to three years Y b. a civil penalty of not more than $5,000 N c. a fine of not more than $3,000 N d. a fine of not more than $10,000 450: Once a vessel has loaded packaged hazardous cargo, the cargo spaces shall be inspected. The spaces shall also be inspected at least once in every 24 hours. The only exception to daily inspection is when __________.
Y a. a vessel is equipped with an automatic smoke or fire detecting system N b. the cargo hatches are of steel construction N c. the cargo is of a nonflammable type N d. there is sufficient fire protection located on the main deck adjacent to the cargo hatch 490: Which agency is authorized to assist the Coast Guard in the inspection of vessels for the suitability of loading hazardous materials?
N a. American Bureau of Shipping N b. Environmental Protection Agency Y c. National Cargo Bureau, Inc. N d. U.S. Navy explosive loading details 515: When compared to a fiber towing hawser, what is NOT an advantage of a wire towing hawser?
N a. Wire is easy to handle when properly spooled on the drum of a towing winch. Y b. Wire has more spring and shock resistance than fiber. N c. Wire can be used to tow heavier loads because of its smaller diameter and more manageable size. N d. Wire is subject to less deterioration if properly maintained. 553: A bridle for an ocean tow consists of __________.
Y a. two chains of equal length N b. a single nylon pendant rove through a heavy ring free to move on the pendant N c. two long legs of wire rope shackled to a fishplate N d. a single length of heavy chain with both ends secured on deck to welded pad eyes 566: The BEST way to steer a twin-screw vessel if you lose your rudder is by using __________.
N a. one engine and a steering oar N b. both engines at the same speed N c. one engine at a time Y d. one engine running at reduced speed and controlling the vessel with the other 685: Which type of ballast is most commonly used in barges and ships?
Y a. Water N b. Oil N c. Concrete and barite N d. Sand, rock and gravel 759: The equipment used to control, protect and connect a towline is called ___________ .
N a. cat head Y b. terminal gear N c. level wind N d. poured socket 762: A towing winch, that handles a wire towline, must have all of the following EXCEPT a ____________ .
N a. device that evenly spools and tightly winds the towline N b. brake with holding power appropriate for the vessel's horsepower or bollard pull N c. brake that can be operated when there is no power available to drive the winch Y d. source of emergency power to operate the winch 860: Which category of able seaman is not authorized to be counted as an able seaman on a seagoing tug of over 100 gross tons?
N a. Unlimited N b. Limited N c. Special Y d. Special (OSV) 898: You must load as much of a large shipment of case goods as possible into a hold which has 24,000 cubic feet of space. Each case measures 2 feet by 2-1/2 feet by 4 feet and weights 448 pounds. If you allow for broken stowage of 15%, how many long tons can be loaded?
N a. 280 N b. 233 Y c. 204 N d. 190 906: A snag or other underwater obstruction may form a __________.
Y a. V-shaped ripple with the point of the V pointing upstream N b. V-shaped ripple with the point of the V pointing downstream N c. small patch of smooth water on a windy day N d. smoothing out of the vessel's wake 984: To coil a right-laid rope, you should coil the line in __________.
Y a. a clockwise direction N b. a counterclockwise direction N c. alternating clockwise and counterclockwise directions N d. either a clockwise or counterclockwise directions 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 1034: You are the licensed operator of a 100 GT towing vessel sailing coastwise. What percentage of the deck crew must be able to understand the language commonly used onboard the vessel?
N a. 100% Y b. 75% N c. 65% N d. 50% 1136: Your vessel is to dock bow first at a pier without the assistance of tugboats. Which line will be the most useful when maneuvering the vessel alongside the pier?
N a. Bow breast line Y b. Bow spring line N c. Inshore head line N d. Stern breast line 1170: Transverse frames are more widely spaced on a ship that is designed with the __________.
N a. centerline system of framing N b. isometric system of framing Y c. longitudinal system of framing N d. transverse system of framing 1293: What is required to be posted in the pilothouse of a vessel?
N a. Certificate of Inspection N b. Officer's licenses N c. Company Mission Statement Y d. Muster List ("Station Bill") 1322: 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 may refuse to take the seaman if the ship will not stop at a U.S. port within 30 days. N b. He is required to accept the seaman only if the seaman is medically unfit. Y c. He may refuse to take the seaman if the seaman has a contagious disease. N d. He is required to take the seaman under any circumstance. 1414: A wire rope that has been overstrained will show __________.
N a. a bulge in the wire where the strain occurred Y b. a decrease in diameter where the strain occurred N c. a kink in the wire where the strain occurred N d. no visible effects of an overstrain 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 1575: The key to rescuing a man overboard is __________.
N a. good communication N b. a dedicated crew N c. good equipment Y d. well-conducted drills 1605: The pivoting point of a vessel going ahead is __________.
N a. near the stern N b. about two-thirds of the vessel's length from the bow N c. at the hawsepipe Y d. about one-third of the vessel's length from the bow 1613: Which splice should you use in order to make a permanent loop in a line?
N a. Back splice Y b. Eye splice N c. Long splice N d. Short splice 1647: Under Naval Control of Shipping who is responsible for routing and diverting ships and convoys?
N a. The Maritime Defense Zone Sector Y b. The Operational Control Authority N c. The National Shipping Authority N d. Any Navy Command 1708: For the purpose of regulating tank vessels, flammable liquids are liquids which will __________.
Y a. give off flammable vapors at or below 80°F (27°C) N b. have a Reid vapor pressure of 18 pounds or more N c. give off flammable vapors only above 80°F (27°C) N d. sustain combustion at a temperature at or below 100°F (38°C) 1741: The load line regulations are administered by the __________.
Y a. U.S. Coast Guard N b. Maritime Administration N c. Lloyd's Register of Shipping N d. National Cargo Bureau 1753: To reeve a right-angle threefold purchase start with the __________.
N a. left sheave bottom block N b. left sheave top block Y c. middle sheave top block N d. right sheave bottom block 1809: The greatest horizontal stress between the heads of the booms in the yard and stay rig occurs when the load is in such a position that the __________.
Y a. falls are at an equal angle to the horizontal N b. stay fall is vertical N c. stay fall is at a greater angle to the horizontal than the yard fall N d. yard fall is at a greater angle to the horizontal than the stay fall 1945: One of your crew members falls overboard from the starboard side. You should IMMEDIATELY __________.
N a. apply left rudder Y b. throw the crew member a life preserver N c. begin backing your engines N d. position your vessel to windward and begin recovery 2025: What is the chief hazard encountered when surging synthetic mooring lines on the gypsyhead during operations?
N a. If there is sudden strain, the man tending the line may be pulled into the gypsyhead. N b. The lines may jam and then jump off the gypsyhead. N c. The lines' surging may cause the vessel to surge. Y d. The heat generated may cause the lines to temporarily fuse to the gypsyhead. 2202: You are proceeding under NCS (Naval Control of Shipping) and wish to send a message concerning an initial enemy contact. Which precedence will you assign this message?
N a. O (IMMEDIATE) N b. P (PRIORITY) N c. R (ROUTINE) Y d. Z (FLASH) 2233: The knot lettered N as shown is a __________. (DO30DG )
N a. timber hitch N b. rolling bowline Y c. stopper N d. heaving line hitch 2293: As defined in the regulations governing marine casualties a "marine employer" may be the __________.
N a. owner N b. agent N c. Master Y d. All of the above 2325: Which line cannot be spliced?
N a. Braided line with a hollow core N b. Double-braided line Y c. Braided line with a solid core N d. Any line can be spliced 2469: While cranking out a quadrantal davit, slippage of the quadrant due to excessive wear or failure of the teeth in the quadrant will cause the __________.
Y a. davit arm to pivot on the traveling nut and the head to fall outboard N b. traveling nut to lock up in place on the worm gear N c. limit switch to engage and hold the traveling nut in position N d. winch brake to lock in position and prevent lowering the boat 2706: Which type of davit is not considered to be a mechanical davit?
N a. Sheath-screw boom Y b. Radial N c. Crescent N d. Quadrantal 2784: Which of the Great Lakes generally has the shortest navigation season?
N a. Lake Erie N b. Lake Huron N c. Lake Michigan Y d. Lake Superior 2784: Which of the Great Lakes generally has the shortest navigation season?
N a. Lake Erie N b. Lake Huron N c. Lake Michigan Y d. Lake Superior 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 2994: Nearly half of all storms that enter the Great Lakes Basin during the period from October through May come from __________.
N a. highs which originate in the east and east central USA N b. lows which originate in north central and western Canada N c. highs which originate in north eastern and eastern Canada Y d. lows which originate in the central and western USA 3073: You are on a large merchant vessel entering a U.S. port. There is a Pilot on board and he has the conn. Which statement is TRUE?
N a. The Pilot becomes solely responsible for the safe navigation of the vessel only if the Master relinquishes the conn. N b. The Pilot is solely responsible for the safe maneuvering of the ship only if he is required to be on board by law. Y c. The Master is responsible for the safe navigation of the ship and the Pilot is employed for his local knowledge. N d. The Pilot is solely responsible for the internal working of the ship. 3146: How should you signal the crane operator to use the main hoist?
N a. Use one hand to give any motion signal, and place the other hand motionless in front of the hand giving the motion signal. N b. Extend arm with the thumb pointing up and flex the fingers in and out for as long as the load movement is desired. N c. First tap your elbow with one hand, and then proceed to use regular signals. Y d. First tap the top of your head with your fist, and then proceed to use regular signals. 3162: When maneuvering from pull towing to breasted (alongside) towing, a twin-screw vessel is more likely than a single-screw vessel of equal horsepower to __________.
N a. trip or capsize Y b. foul the towline N c. go into irons N d. part the towing strap 3173: 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 N b. 1 to 6 hours Y c. 10 minutes if possible N d. 30 minutes to 1 hour 3338: What is used to prevent wear on towlines that bear on hard surfaces?
Y a. Chafing gear N b. Chocks N c. Grease N d. Boots 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 3561: A holder of a license as Operator of Uninspected Towing Vessels may work each 24 hours for a period not to exceed __________.
N a. 24 hours N b. 18 hours Y c. 12 hours N d. 6 hours 3576: Heave is motion along the __________.
N a. longitudinal axis N b. transverse axis Y c. vertical axis N d. centerline axis 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. 4043: When backing down with sternway, the pivot point of a vessel is __________.
N a. aft of the propellers Y b. about one-quarter of the vessel's length from the stern N c. about one-third of the vessel's length from the bow N d. at the bow 4067: When steering a vessel, a good helmsman does NOT __________.
N a. use as little rudder as possible to maintain course N b. advise his relief of the course being steered N c. consider steering a vessel a highly responsible job Y d. use as much rudder as possible to maintain course 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 4278: Which wire rope purchase(s) is/are optional with a 30-Ton pedestal crane?
N a. Hoist N b. Luff Y c. Rider block N d. All of the above