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.
16: When underway and proceeding ahead, as the speed increases, the pivot point tends to __________.
N a. move aft Y b. move forward N c. move lower N d. remain stationary 22: A wildcat is a __________.
Y a. deeply-grooved drum on the windlass with sprockets which engage the links of the anchor chain N b. winch that is running out of control due to a failure of the overspeed trips N c. line that has jumped off the gypsyhead while under strain N d. nylon line that parts under strain and whips back in a hazardous manner 22: A wildcat is a __________.
Y a. deeply-grooved drum on the windlass with sprockets which engage the links of the anchor chain N b. winch that is running out of control due to a failure of the overspeed trips N c. line that has jumped off the gypsyhead while under strain N d. nylon line that parts under strain and whips back in a hazardous manner 63: Which space(s) is(are) deducted from gross tonnage to derive net tonnage?
N a. Boatswain's stores N b. Chart room N c. Spaces for the exclusive use of the officers or crew Y d. All of the above 122: You may be able to avoid loss of suction in a pump by __________.
N a. using a full tank to keep the pump primed N b. opening the vent cock on the pump N c. closing down on the tank valve Y d. All of the above 213: You are the Master of a single-screw vessel. You are docking at a port which has no tugs available. You decide to drop the offshore anchor to help in docking. The amount of chain you should pay out is __________.
N a. 5 to 7 times the depth of the water Y b. 1 1/2 to 2 times the depth of the water N c. equal to the depth of the water N d. you should NEVER use the anchor to help in docking 213: You are the Master of a single-screw vessel. You are docking at a port which has no tugs available. You decide to drop the offshore anchor to help in docking. The amount of chain you should pay out is __________.
N a. 5 to 7 times the depth of the water Y b. 1 1/2 to 2 times the depth of the water N c. equal to the depth of the water N d. you should NEVER use the anchor to help in docking 225: For safety reasons, when assistance towing __________.
N a. the disabled vessel should be towed to the nearest port N b. the disabled vessel should be inspected for flammable gases N c. passengers should always be removed from the disabled vessel Y d. personnel on the disabled vessel should don PFD's 268: When a deck cargo is secured with chain or wire lashings and grab (pear) links, which statement is FALSE?
Y a. The amount of take-up is limited by the length of the turnbuckle. N b. At the grab (pear) link, the slack end of chain should be led back and secured to the chain above the link. N c. The lashings should be inspected each day and any slack taken up. N d. The turnbuckle should be secured with a stick or lock nuts. 419: A cargo of 10,000 barrels of gasoline is loaded at a temperature of 90°F, and a cargo temperature of 55°F, is expected on this voyage. It has a coefficient of expansion of .0006. How many barrels would you expect to discharge at your destination?
Y a. 9790 N b. 9994 N c. 10210 N d. 10410 479: Your tank vessel is loaded down to her marks, and you find that she has too much trim by the stern. To adjust the trim you may __________.
N a. add ballast forward N b. load more cargo forward Y c. shift bunkers forward N d. All of the above 509: Which factor must be considered when determining the order of loading of dissimilar products through the same piping system aboard a tanker?
Y a. Contamination of the cargo N b. Flash points N c. Reid vapor pressures N d. Specific gravities 529: When loading a tanker, you should __________.
N a. load only one tank at a time N b. keep the seamen on watch on standby in the mess room N c. keep a strain on the loading hoses Y d. close valves by closing them down, reopening one or two turns, and re-closing 547: Where is an intermediate spring or surge line placed in the towing hookup?
Y a. Connected between the main towing hawser and the towing bridle N b. Connected between the "H" towing bitts and the main towing hawser N c. End of line fastened directly to the drum of the towing winch N d. As both legs of the towing bridle 716: Your vessel is proceeding along a narrow channel. The effect called bank cushion has which effect on the vessel?
Y a. Forces the bow away from the bank N b. Forces the stern away from the bank N c. Forces the entire vessel bodily away from the bank N d. Decreases the draft at the bow 725: By law, a user of marijuana shall be subject to __________.
N a. loss of pay during the period of such use N b. reprimand by the US Coast Guard Y c. revocation of license or certificate N d. termination of employment 756: A licensed Master of Towing Vessels may NOT serve as the Captain of which towing vessel?
N a. 99 GRT towing vessel operating on Chesapeake Bay N b. 199 GRT towing vessel operating in the Gulf of Alaska N c. 400 GRT towboat operating on the Western Rivers Y d. 375 GRT towing vessel operating between Texas and Puerto Rico 778: What is the stowage factor of a commodity whose density is 15 pounds per cubic foot?
N a. 15 N b. 45 N c. 133 Y d. 149 789: Which statement about a centrifugal cargo pump is TRUE?
N a. It is a positive displacement pump. Y b. It must have a positive suction. N c. Increasing rotation speed will decrease discharge pressure. N d. All of the above 826: In order to reduce your wake in a narrow channel you should __________.
N a. apply enough rudder to counter the effect of the current N b. change your course to a zigzag course Y c. reduce your speed N d. shift the weight to the stern 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 938: The deck load capacity of a compartment into which you intend to load a cargo of soft brick is 380 lbs. per sq. ft. The stowage factor of the brick is 21.3. Disregarding broken stowage, what is the maximum height the brick may be stacked without endangering the structure?
N a. 1.7 feet Y b. 3.6 feet N c. 5.0 feet N d. 7.1 feet 949: Cargo pump relief valves are piped to the __________.
N a. cargo pump pressure gauges N b. crossover lines interconnecting two pumps Y c. suction side of pumps N d. atmosphere through pump vents 1020: The Plimsoll mark on a vessel is used to __________.
N a. align the vessel's tail shaft N b. determine the vessel's trim Y c. determine the vessel's freeboard N d. locate the vessel's centerline 1218: Which is a negotiable document?
Y a. Bill of Lading N b. Cargo Manifest N c. Export Declaration N d. Receiving Report 1226: You are docking a vessel starboard side to with the assistance of two tugs. You are attempting to hold the vessel off by operating both tugs at right angles to the vessel and at full power. You must ensure that __________.
N a. steerageway is not taken off N b. the bow doesn't close the dock first N c. the bow closes the dock first Y d. the ship has no headway at the time 1256: You are docking an oceangoing single-screw vessel under normal circumstances with a single tug. The tug is usually used to __________.
Y a. control the bow and is tied to the offshore bow N b. control the stern and is tied to the stern on the offshore side N c. pull the vessel into the slip and is tied to the bow N d. push the ship bodily alongside and is tied to the offshore side amidships 1276: When moored with a Mediterranean moor, the ship should be secured to the pier by having __________.
Y a. a stern line and two quarter lines crossing under the stern N b. a stern line, 2 bow lines, and 2 quarter lines leading aft to the pier N c. all regular lines leading to the pier in opposition to the anchor N d. two bow lines and two midship lines leading aft to the pier 1283: Which statement about the fo'c'sle card is TRUE?
N a. The fo'c'sle card is a blank sample of the articles. N b. It contains copies of the crew's signatures from the articles. Y c. Is an exact copy of shipping articles. N d. Each crewmember is given a copy of the fo'c'sle card. 1374: Which type of stopper should be used to stop off wire rope?
Y a. Chain N b. Manila N c. Polypropylene N d. Wire 1517: Which picture represents a timber hitch? (DO30DG )
Y a. E N b. F N c. N N d. U 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 1591: A complaint of unseaworthiness by a majority of crew members to the American Consul is found to be justified after a survey is completed. Who must pay the cost of the survey?
N a. Crew members requesting the survey N b. American Consul Y c. Master N d. Vessel's owners 1618: A twin-screw vessel is easier to maneuver than a single-screw vessel because the twin-screw vessel __________.
N a. permits the rudder to move faster N b. generates more power Y c. can turn without using her rudder N d. can suck the water away from the rudder 1666: While anchoring your vessel, the best time to let go the anchor is when the vessel is __________.
N a. dead in the water Y b. moving slowly astern over the ground N c. moving fast ahead over the ground N d. moving fast astern over the ground 1705: You are to load a consignment of lumber. Each piece measures 3-inches thick, 12-inches wide and 16-feet long. There are 30,000 pieces in the shipment. How many board feet would be listed on the Bill of Lading?
N a. 96,000 N b. 1,200,000 Y c. 1,440,000 N d. 14,400,000 1768: As a rule, ships of most configurations, when drifting in calm water with negligible current, will lie __________.
N a. bow to the wind Y b. beam to the wind N c. stern to the wind N d. with the wind on the quarter 1828: Your vessel is broken down and rolling in heavy seas. You can reduce the danger of capsizing by __________.
N a. constantly shifting the rudder N b. moving all passengers to one side of the boat Y c. rigging a sea anchor N d. moving all passengers to the stern 1828: Your vessel is broken down and rolling in heavy seas. You can reduce the danger of capsizing by __________.
N a. constantly shifting the rudder N b. moving all passengers to one side of the boat Y c. rigging a sea anchor N d. moving all passengers to the stern 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. 2009: A cargo of canned foodstuffs is packed in cartons. Each carton is 36 cubic feet and weighs 380 pounds. What is the stowage factor of the cargo?
N a. 9.5 N b. 62 Y c. 212 N d. 237 2030: Safety equipment on board vessels must be approved by the __________.
Y a. U.S. Coast Guard N b. Safety Standards Bureau N c. Occupational Safety and Health Administration (OSHA) N d. National Safety Council 2209: Certain cargoes must be segregated because of their __________.
Y a. inherent characteristics N b. weight N c. destination N d. danger to humans 2235: You are conducting trials to determine the maneuvering characteristics of your vessel. While making a turn, you take ranges and bearings of an isolated light with the results as shown. Based on this information, what is the advance for a turn of 75°? (D034DG )
Y a. 800 yards (720 meters) N b. 860 yards (774 meters) N c. 910 yards (819 meters) N d. 955 yards (860 meters) 2568: You are proceeding along the right bank of a narrow channel aboard a right-handed single-screw vessel. The vessel starts to sheer due to bank suction/cushion effect. You should __________.
N a. stop engines and put the rudder left full N b. back full with rudder amidships N c. decrease speed and put the rudder right full Y d. increase speed and put the rudder right full 2745: While standing look-out at night, a dim light on the horizon will be seen quickest by looking __________.
Y a. a little above the horizon N b. directly towards the light N c. a little below the horizon N d. quickly above then quickly below the horizon 2900: Which statement about Naval Control of Shipping in wartime is TRUE?
Y a. It is mandatory in wartime. N b. It is mandatory in hazardous areas and voluntary in other areas. N c. It is mandatory only for vessels sailing in convoy. N d. It is mandatory for vessels bound foreign and voluntary for vessels in the coastwise trade. 2909: A mechanical davit is designed to automatically __________.
N a. position the boat at the embarkation station Y b. lift the boat off the inboard chocks N c. energize the winch for the falls N d. set the brake on the winch 2929: A vessel is loaded to her summer marks for a voyage from Montreal, Canada to Duluth, MN via the Great Lakes System. The voyage has been estimated to take nine (9) days. If the vessel departs Montreal on September 28th, which of the following statements is TRUE?
N a. The vessel must be at her summer marks when she arrives at Duluth. N b. The vessel is in violation of the load line requirements. Y c. The vessel's intermediate load line marks may not be submerged after September 30. N d. The vessel must be at her winter marks by the evening of the third day. 3050: Which characteristic is an advantage of a butterfly valve as compared to a gate valve?
N a. Precise control over cargo flow Y b. Quick operation N c. No resistance to cargo flow when open N d. Less maintenance required 3323: You are proceeding under NCS (Naval Control of Shipping) when it becomes necessary to send a distress message. Which precedence would you assign this message?
N a. P (PRIORITY) Y b. O (IMMEDIATE) N c. R (ROUTINE) N d. Z (FLASH) 3392: What term indicates the midships portion of a vessel that has a constant cross section?
N a. Half length N b. Amidships Y c. Middle body N d. Molded length 3586: The last shot of an anchor cable is usually painted __________.
N a. white N b. international orange N c. yellow Y d. red 3600: A helmsman receives the command "Right 15 degrees rudder." The helmsman's IMMEDIATE reply should be __________.
N a. "Aye Aye Sir" Y b. "Right 15 degrees rudder" N c. "Rudder is right 15 degrees" N d. No reply is necessary, just carry out the order 4047: Your vessel is to dock bow in at a pier. Which line will be the most useful when maneuvering the vessel alongside the pier?
N a. Inshore head line Y b. Bow spring line N c. Stern breast line N d. Bow breast line 4104: The primary objective of a Ro-Ro vessel is to __________.
N a. transfer containers without chassis N b. load the vessel with palletized cargo Y c. transport vehicles N d. be loaded full and down to her marks 4188: The most important safety consideration during loading or discharge aboard a Ro-Ro vessel is __________.
N a. having all crewmembers and longshoremen wear hard hats Y b. the thorough ventilation of all cargo spaces N c. ensuring that visitors cannot come aboard N d. having the outboard anchor down 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 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 4442: Insulating flanges minimize the dangers arising from __________.
N a. smoking on deck N b. loading asphalt Y c. accumulations of electrostatic charges N d. tank over-pressurization