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.
181: Your vessel is on an extended foreign voyage. Several vacancies have occurred in your unlicensed crew through sickness and repatriation. Which statement is correct?
N a. Aliens may be employed except that all U.S. flag vessels must maintain no less than 90% U.S. citizens in the crew. Y b. Qualified aliens may be employed to fill the vacancies. N c. Seamen to fill vacancies must be flown from U.S. to join the vessel in the foreign port. N d. Vacancies can only be filled by U.S. citizens with valid Merchant Mariner's Documents. 193: On a transpacific voyage, you receive a message from your vessel's operators saying that your vessel has been consigned to Naval Control of Shipping. Further information is contained in __________.
N a. the Light List N b. the International Code of Signals (PUB 102) Y c. Radio Navigational Aids (PUB 117) N d. the Coast Pilot 203: How does the effect known as "bank suction" act on a single-screw vessel proceeding along a narrow channel?
N a. It pulls the bow toward the bank. N b. It pushes the entire vessel away from the bank. Y c. It pulls the stern toward the bank. N d. It heels the vessel toward the bank. 227: An ocean towing bridle should __________.
Y a. have equal legs of sufficient length N b. have a large angle between the legs N c. be formed on a bight of cable through a ring N d. never be made up of chain 313: With the exception of a Coast Guard approved commercial hybrid Personal Flotation Device (PFD), which type of life preserver must be carried for each person on board an uninspected passenger vessel?
Y a. Type I N b. Type II N c. Type III N d. None of the above 424: Faking a line means to __________.
Y a. arrange it on deck in long bights N b. coil it down on deck N c. put a whipping on it N d. stow it below 517: What is the purpose of the intermediate spring?
N a. Serves as a backup for the main tow hawser in case of failure. Y b. Provides weight and flexibility to the total tow makeup. N c. Lengthens the main tow hawser to keep the tow in step. N d. Distributes the towing load. 559: A vessel loads edible oil in a deep tank through a manhole at the mid-length of the tank. In order to fill the tank to maximum capacity, what trim should the vessel have?
N a. Down by the bow N b. Down by the stern N c. Down by either the bow or stern Y d. In level trim 693: The effect of excessive catenary in shallow water may be __________.
N a. dragging the towing hawser along the bottom and chafing it N b. snagging sunken or submerged objects N c. slowing, stopping or endangering the towing operation by placing the tug in irons Y d. All of the above 697: What imminent danger results from tripping?
N a. A crew member being knocked over the side Y b. Capsizing your tug N c. Your tug being pulled backwards by your tow N d. The tow being thrown off course 703: The operator of an uninspected vessel MUST assist people affected by an accident if he or she can do so without __________.
Y a. serious danger to his or her own vessel N b. further damaging the other vessel N c. undue delay N d. creating a panic on either vessel 743: A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a __________.
N a. towing arch N b. jockey bar N c. chafing bar Y d. Dutch tow bar 746: Which effect does speed through the water have on a vessel which is underway in shallow water?
N a. A decrease in the speed results in a decrease in steering response and maneuverability. Y b. An increase in speed results in the stern sucking down lower than the bow. N c. An increase in speed results in the vessel rising on an even plane. N d. A decrease in speed results in the vessel sucking down on an even plane. 804: Line is called "small stuff" if its circumference is less than __________.
N a. 1/2" N b. 3/4" N c. 1" Y d. 1 3/4" 915: What is the period of validity of a Cargo Ship Safety Radio Certificate?
N a. 6 months N b. 12 months N c. 24 months Y d. 60 months 1169: Static electricity may be built up by the __________.
N a. spraying or splashing of petroleum N b. settling of solids or water in petroleum N c. flow of petroleum through pipes Y d. All of the above 1188: An implied warranty of seaworthiness on the part of the vessel's owner lies in the __________.
N a. Cargo Manifest N b. Certificate of Inspection N c. Classification Certificate Y d. contract of carriage, i.e. Bill of Lading 1217: The proper way to correct a mistake in the logbook is to __________.
N a. erase the entry and rewrite Y b. draw a line through the entry, rewrite, and initial the correction N c. draw several lines through the entry, rewrite, and initial the correction N d. completely black out the entry, rewrite, and initial the correction 1233: You are on watch while your vessel is entering port with a pilot conning. The pilot gives a steering command to the helmsman who fails to acknowledge it by repeating the command. You should immediately __________.
N a. notify the Master N b. ask the Pilot to repeat the command since the helmsman failed to hear it N c. tell the helmsman to ask the Pilot to repeat any command that he fails to hear or understand Y d. repeat the Pilot's command and ensure that the helmsman repeats it exactly 1236: You are docking a ship with a single-screw tug assisting on your starboard bow. How should the tug be tied up if you are anticipating that she will have to hold your bow off while you stem the current?
N a. One head line would be sufficient. N b. The tug would need at least two head lines. N c. The tug should put a spring line up, leading astern on the ship. Y d. The tug should put a stern line up, leading ahead on the ship. 1302: Reinforcing frames attached to a bulkhead on a vessel are called __________.
N a. side longitudinals N b. intercostals Y c. stiffeners N d. brackets 1320: A cofferdam is __________.
N a. any deck below the main deck and above the lowest deck N b. a member that gives fore-and-aft strength Y c. made by placing two bulkheads a few feet apart N d. a heavy fore-and-aft beam under the deck 1496: The purpose of a devil's claw is to __________.
Y a. act as a chain stopper N b. prevent the windlass from engaging N c. prevent the chain from fouling on deck N d. control the wildcat 1541: Which act would be considered barratry?
N a. A criminal act committed by a crew member ashore in a foreign port Y b. A criminal act committed by the ship Master in violation of his duty to the shipowner N c. Theft of cargo by longshoremen N d. Smuggling with the connivance of the shipowner 1624: Which kind of hitch should you use to secure a spar?
N a. Blackwall hitch N b. Stage hitch Y c. Timber hitch N d. Two half hitches 1653: Which tool is used to open the strands of fiber lines when making an eye splice?
N a. Belaying spike Y b. Fid N c. Heaver N d. Pricker 1914: You need to make a fixed loop at the end of a line in order to use the line as a mooring line. You have insufficient time to make a splice. Which knot should you use?
N a. Clove Hitch N b. Fisherman's Bend Y c. Bowline N d. Round-turn and two half hitches 1930: The holding capabilities of an anchor are determined PRIMARILY by the __________.
N a. design of the anchor N b. weight of the anchor Y c. scope of the anchor chain N d. size of the vessel 2186: What is the mechanical advantage of tackle number 7? (DO29DG )
N a. 0 N b. 0.5 N c. 1 Y d. 2 2187: You are using tackle number 10 to lift a weight. The hauling part of this tackle is bent to the weight hook (w) of tackle number 5. What is the mechanical advantage of this rig? (DO29DG )
Y a. 25 N b. 20 N c. 15 N d. 10 2199: What is the name of tackle number 2? (DO29DG )
N a. Whip N b. Onefold purchase N c. Single purchase Y d. Gun tackle 2301: In towing, chocks are used to __________.
Y a. protect the towline from chafing N b. secure the end of the towline on the tug N c. stop off the towline while retrieving it N d. absorb shock loading on the towline 2341: The grooved wheel inside a block is called a __________.
N a. cheek N b. gypsy Y c. sheave N d. drum 2395: Determine the area of a triangle with a base of 4.7 feet and a height of 6.3 feet.
N a. 29.6 square ft. N b. 26.2 square ft. N c. 18.5 square ft. Y d. 14.8 square ft. 2471: To determine the number of able seamen required on an inspected vessel, you should check the __________.
N a. Load Line Certificate N b. operations manual N c. Safety of Life at Sea Certificate Y d. Certificate of Inspection 2476: At the outbreak of war your ship is caught in an enemy port. Which statement is FALSE?
N a. You should attempt to contact U.S. Consular officials. N b. You should attempt to clear for sea before your ship is interned. Y c. You should resist boarding by local officials. N d. You should try to send a Ship Hostile Action Report to the NGA (formerly NIMA). 2524: Which entry on a dangerous cargo manifest concerning the classification of a cargo is NOT correct?
N a. Class 8 Y b. Division 3.1 N c. Division 2.3 N d. All of the above are incorrect 2604: The joint formed when two steel plates are placed end-to-end is called a __________.
N a. bevel N b. seam Y c. butt N d. bond 2617: The operator of an uninspected vessel MUST assist people affected by an accident if he or she can do so without __________.
N a. undue delay Y b. serious danger to his or her own vessel N c. creating a panic on either vessel N d. further damaging the other vessel 2626: The "grip" of a joint represents the __________.
Y a. thickness of the connected members N b. diameter of the head N c. entire length of the rivet N d. diameter of the shank 2632: The horizontal flat surfaces where the upper stock joins the rudder are the __________.
N a. rudder keys Y b. rudder palms N c. lifting flanges N d. shoes of the rudder 2659: The shearing stresses on a ship's structure are usually greatest at __________.
N a. the bow N b. the stern N c. midships Y d. the ship's quarter-length points 2704: The legs of a tow bridle are joined together with a __________.
N a. bridle plate N b. shackle Y c. fishplate N d. tri-link 2722: "Limber" is a term associated with __________.
N a. emergency gear Y b. drainage N c. deck cargo storage N d. securing gear 2735: Periodic surveys to renew the load line assignment must be made at intervals NOT exceeding __________.
N a. 18 months N b. two years N c. three years Y d. five years 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 2894: The term "Great Lakes", as defined by the Inland Rules of the Road, includes part of the __________.
N a. Calumet River N b. Chicago River N c. St. Lawrence River Y d. All of the above 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 3145: 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?
N a. If the buoy is afloat, no action is necessary. N b. Wait one week and submit form CG-2692 to the nearest Coast Guard Marine Safety or Inspection Office. N c. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and then submit form CG-2692. Y d. Immediately notify the nearest Coast Guard Marine Safety or Inspection Office and no further action is necessary. 3321: By law, the maximum penalty for failing (without reasonable cause) to give aid in the case of collision is __________.
N a. one year imprisonment or $500 N b. two years imprisonment or $500 Y c. two years imprisonment or $1000 N d. two years imprisonment or $2000 3451: After inventorying the Naval Control of Shipping publications you find there is no copy of ATP-2, Volume II "Allied Control of Shipping Manual - Bridge Supplement". You should ask for a replacement from the __________.
Y a. Maritime Administration N b. Coast Guard N c. Chief of Naval Operations N d. local Operational Control Authority 3488: Angular motion about the vertical axis of a vessel is called __________.
Y a. yaw N b. surge N c. sway N d. roll 3606: A spreader bar is used to __________.
N a. increase the lifting capacity N b. increase the lifting radius N c. protect the slings Y d. protect the upper part of a load 3840: You are lifting a one-ton weight with a swinging boom. When comparing the stresses on the rig with the boom at 20° to the horizontal to the stresses when the boom is at 60° to the horizontal, which statement is true?
N a. The thrust on the boom is greater at 20°. N b. The stress on the topping lift is greater at 60°. Y c. The stress on the heel block is less at 60°. N d. The change in angle of elevation has no effect on the stresses in the head block. 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. 4179: Which of the following actions are stated in the correct order prior to loading or discharging cargo on a Ro-Ro vessel?
N a. Raise/open stern door, lower the stern ramp, turn on ventilation for cargo holds N b. Turn on ventilation for cargo holds, raise/open the stern door, lower the stern ramp N c. Turn on ventilation for cargo holds, lower the stern ramp, raise/open the stern door Y d. Lower the stern ramp, raise/open the stern door, turn on ventilation for cargo holds 4226: What does item "E" refer to in this illustration of a 30-ton pedestal crane? (D045DG )
Y a. Tagline N b. Electric cable N c. Cargo snaking wire N d. Hook release cable 4244: What is meant by the term "luffing the boom" of a crane?
N a. Stopping the boom Y b. Topping or lowering the boom N c. Moving the boom left or right N d. All of the above 4264: Which statement(s) is/are TRUE concerning crane cargo operations?
N a. Lifting points on all equipment need not be checked prior to commencing a lift. N b. Cargo loaded into vehicles and/or containers prior to lifting need not be secured. Y c. Never exceed crane manufacturer’s limits concerning the safe working loads of cargo jibs. N d. All the above