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.
42: The vapor pressure of a substance __________.
N a. decreases as temperature increases Y b. increases with the temperature N c. is not affected by temperature N d. may increase or decrease as the temperature rises 185: Before a Master relieves a Pilot of the conn, the __________.
Y a. Master should foresee any danger to the vessel on the present course N b. vessel must be in extremis N c. Master should agree to sign a release of liability form N d. Master must first request the Pilot to take corrective action 197: Serving is __________.
N a. marline or ratline wound along the grooves of a rope N b. narrow strips of light canvas or cotton cloth spiral-wrapped along the rope Y c. marline tightly wound on the rope by means of a board or mallet N d. a splice made by laying the strand of one rope into the vacated grooves of another rope 212: Your vessel is port side to a pier with a spring line led aft from the bow. In calm weather, putting the engines ahead with the rudder hard left should bring __________.
Y a. the bow in and the stern out N b. both the bow and stern in N c. the bow out and the stern in N d. both the bow and stern out 250: The damage to a vessel is over $25,000. Who must notify the nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible?
N a. The crew members Y b. The Master of the vessel N c. The port authorities N d. All of the above 258: Your U.S. tankship is designed to carry anhydrous ammonia in bulk. The keel was laid in 1980. Which statement concerning the carriage of this cargo is TRUE?
N a. A flammable gas detection system must be installed in each cargo pump room. Y b. The cargo may be gauged by automatic float type devices. N c. Carriage of this cargo is authorized by issuance of an IMO Certificate. N d. Aluminum, copper, zinc, and mercury are allowed in valve parts in contact with the cargo. 315: A vessel must have one approved ring life buoy on board if its length is over how many feet?
N a. 6 feet N b. 16 feet Y c. 26 feet N d. 36 feet 326: In order to back a right-handed, single-screw vessel in a straight line, you will probably need to use __________.
N a. very little rudder N b. some left rudder Y c. some right rudder N d. full left rudder 329: Litmus paste is used in order to determine __________.
N a. innage Y b. thievage N c. ullage N d. the tank's datum point 569: In order to reduce the accumulation of static electricity while loading petroleum products, you should __________.
N a. start to load at maximum pressure Y b. start to load slowly N c. increase the air flow into the tank N d. use the overall method of loading only 638: Ship's officers should check every cargo compartment after it is filled with bulk grain to ensure __________.
N a. all lighting circuits are energized Y b. all void spaces are filled N c. the correct grade of cargo has been loaded N d. the heavier grade is in the lower hold 836: River currents tend to __________.
N a. pick up speed where the channel widens N b. run slower in the center of the channel N c. hug the inside of a bend Y d. cause the greatest depth of water to be along the outside of a bend 871: In writing up the logbook at the end of your watch, you make an error in writing an entry. What is the proper means of correcting this error?
Y a. Cross out the error with a single line, and write the correct entry, then initial it. N b. Carefully and neatly erase the entry and rewrite it correctly. N c. Remove this page of the log book, and rewrite all entries on a clean page. N d. Blot out the error completely and rewrite the entry correctly. 884: When towing astern, each towline must meet all of these requirements, EXCEPT ___________ .
Y a. being suitable for use as soon as it is removed from its normal stowage location N b. having wire clips for other than a temporary repair N c. having the end either spliced with a thimble or fitted with a poured socket N d. being free of knots 886: Two vessels are abreast of each other and passing port to port in a confined waterway. What should you expect as your bow approaches the screws of the other vessel?
N a. Your speed will significantly increase. N b. Your draft will significantly decrease. Y c. Your bow will sheer towards the other vessel. N d. Your bow will sheer away from the other vessel. 971: A journal kept by the officer of the watch in which day to day happenings are recorded regarding the deck department is the __________.
N a. cargo record book Y b. deck rough log N c. bell book N d. Official Logbook 1060: You receive a package, for shipment aboard your vessel, containing Class 1 explosives. The package is damp, moldy and stained. You must __________.
Y a. refuse to accept the package N b. note the exception(s) on the Bill of Lading N c. replace the packaging material before stowage N d. seek the approval of the USCG Captain of the Port 1087: The turning circle of a vessel is the path followed by the __________.
Y a. center of gravity N b. outermost part of the ship while making the circle N c. bow N d. tipping center 1089: The system of valves and cargo lines in the bottom piping network of a tank vessel that connects one section of cargo tanks to another section is called a __________.
Y a. crossover N b. runaround N c. come-along N d. manifold 1166: You are 15 feet off a pier and docking a vessel using only a bow and stern breast line. Once the slack is out of both lines you begin to haul in on the bow breast line. What is the effect on the vessel?
N a. The bow will come in and the stern will go out. N b. The whole ship moves toward the pier. Y c. The bow will come in and the stern will remain the same distance off the pier. N d. The stern will come in and the bow will remain the same distance off the pier. 1270: When a man who is conscious has fallen overboard is being picked up by a lifeboat, the boat should approach with the wind __________.
N a. astern and the victim just off the bow N b. ahead and the victim just off the bow N c. just off the bow and the victim to windward Y d. just off the bow and the victim to leeward 1487: You are approaching a disabled vessel in order to remove survivors from it. If your vessel drifts faster than the disabled vessel, how should you make your approach?
Y a. To windward of the disabled vessel N b. To leeward of the disabled vessel N c. Directly astern of the disabled vessel N d. At three times the drifting speed of the disabled vessel 1527: A 30,000 DWT tankship is required to have an IOPP certificate when __________.
N a. engaged in the coastwise trade N b. going foreign Y c. calling at ports in another country signatory to MARPOL 73/78 N d. carrying cargoes listed in the MARPOL regulations 1544: The main function of the core of a wire rope is to __________.
N a. give flexibility Y b. support the strands laid around it N c. allow some circulation around the strands N d. allow lubrication inside the rope 1561: The Master of any vessel bound on a voyage must apply to a district court when an allegation of unseaworthiness has been made to the Master by __________.
N a. any member of the crew of the vessel N b. any two officers of the vessel and a majority of the crew Y c. the First and Second Officers of the vessel or a majority of the crew N d. the First Officer of the vessel 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 1608: Your ship is dead in the water with the rudder amidships. As the right-handed screw starts to turn ahead, the bow will tend to go __________.
N a. to starboard Y b. to port N c. straight ahead N d. as influenced by the tide and sea 1630: The fore and aft run of deck plating which strengthens the connection between the beams and the frames and keeps the beams square to the shell is called the __________.
N a. garboard strake N b. limber strake N c. sheer strake Y d. stringer strake 1702: Your containership has a container displaying a hazardous cargo placard. The placard has the number 2282 on it. This indicates that it is carrying what cargo?
N a. Isoheptene N b. Phosphine N c. Furan Y d. Hexanols 1771: The agency which assigns load lines and issues Load Line Certificates is the __________.
Y a. American Bureau of Shipping N b. Secretary of Commerce N c. U.S. Customs N d. U.S. Coast Guard 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. 1960: The knot lettered G in the illustration is a __________. (DO30DG )
N a. round turn and two half hitches Y b. fisherman's bend N c. timber hitch N d. barrel hitch 1981: The boom stops on a pedestal crane prevent the boom from __________.
Y a. being raised too high N b. swinging at sea N c. overloading when not in use N d. being lowered too low 2059: You are handling a mooring line and are instructed to "Check the line". What should you do?
N a. Ensure the bight is not fouled by taking up slack. N b. Pay out the line smartly and keep it free for running. N c. Secure the line by adding more turns. Y d. Surge the line so it maintains a strain without parting. 2078: While towing, bridle legs of unequal lengths may cause __________.
N a. the bridle to foul Y b. the shorter leg to fail N c. chafing on the fairlead or bitts N d. a bent swivel 2131: If you carry packaged hazardous cargoes on a break bulk vessel bound foreign, you must __________.
N a. stow the hazardous cargoes on deck available for jettisoning if necessary N b. remove the hazardous cargo labels from a portable tank after the tank is emptied Y c. have the shipping papers indicate the proper shipping name and the technical name of n.o.s. cargoes N d. log the receipt of hazardous cargoes in the Official Logbook 2392: Determine the weight of a rectangular piece of 12.75 lbs. steel measuring 5 feet by 8 feet.
Y a. 510.00 lbs. N b. 255.00 lbs. N c. 198.89 lbs. N d. 165.75 lbs. 2462: Which term describes a part of a natural fiber line?
N a. Twines Y b. Fibers N c. Lays N d. Lacings 2463: The crane manufacturer's load chart should be posted at or near the __________.
N a. crane pedestal N b. wire rope locker N c. main deck Y d. crane control console 2530: Your vessel has gone aground in waters where the tide is falling. The BEST action you can take is to __________.
Y a. set out a kedge anchor N b. shift the vessel's load aft and repeatedly surge the engine(s) astern N c. shift the vessel's load forward and wait until the next high tide N d. slowly bring the engine(s) to full speed astern 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 2922: A long pole with a hook at one end, used to reach for lines, is known as a __________.
Y a. pike pole N b. jack staff N c. line rod N d. hooker 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. 2980: What is a step in attaching a poured metal socket to a wire rope?
Y a. Etch the wire with acid. N b. Install a wire seizing on the wire that will be inside the socket. N c. Ensure the fiber core is well lubricated. N d. Pour molten babbitt metal into the socket. 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 3016: To obtain better steering control when you are towing alongside, your vessel should be positioned with its __________.
N a. bow extending forward of the tow N b. stern amidships of the tow Y c. stern extending aft of the tow N d. bow even with the bow of the tow 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 3074: In securing a towing cable, consideration must be given to letting go in an emergency. The possible whip of towlines when released can be overcome by __________.
N a. increasing the shaft RPM prior to release N b. using a pelican hook for quick release Y c. using preventers N d. using a short chain for the lead through the stern chock 3094: Your vessel is underway and approaching an overhead obstruction on Lake Superior. Given the following information, determine the clearance between your vessel and the obstruction. Highest point on vessel: 74 ft. Lowest point of obstruction: 126 (LWD) Monthly lake level: +2 (LWD) International Great Lakes Datum: 600.0 (182.88 meters)
N a. 474 feet N b. 400 feet N c. 175 feet Y d. 50 feet 3167: 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. Y b. Each crew member must be issued a certificate of discharge at the time of discharge. N c. A licensed Master of Towing Vessels may serve as Master. N d. Crew must be signed on before a Shipping Commissioner. 3434: The Scharnow turn should be used in a man overboard situation only when __________.
N a. the man can be kept in sight from the bridge while maneuvering N b. the turn is started immediately when the man goes over Y c. there has been sufficient time elapsed since the man went over to complete the maneuver N d. the vessel has twin screws to assist in making the turn 3520: A situation has occurred where it becomes necessary for you to be towed. What action should be taken to prevent your vessel from yawing?
N a. Shift weight to the bow N b. Shift weight to the center of the boat Y c. Shift weight to the stern N d. Throw excess weight overboard 3684: In towing, heaving lines are used for __________.
N a. passing a tow bridle to the tug Y b. passing a messenger line N c. heaving in the tow bridle N d. service lines with rocket line throwers 4061: The two factors which make underwater hull repair difficult are accessibility and the __________.
N a. availability of tools N b. shape of the hull Y c. pressure exerted by the water N d. threat of progressive flooding 4062: The signal man assisting the crane operator has his forearm vertical, forefinger pointing up, and moves his hand in a small horizontal circle. This is the signal to __________.
N a. swing N b. lower Y c. hoist N d. extend 4064: Which statement concerning castor oil is TRUE?
N a. It has a Reid vapor pressure of 9.5. N b. It has a specific gravity of 1.3. N c. The boiling point is 215°F (102°C). Y d. It is a grade E combustible liquid. 4072: How should you signal the crane operator to stop in an emergency?
N a. Extend arm with the palm down and hold this position rigidly. N b. Place clasped hands in front of your body. Y c. Extend arm and move hand rapidly right and left with the palm down. N d. Place both fists in front of the body with the thumbs pointing outward. 4109: Which operating procedure(s) should be adhered to on a Ro-Ro vessel?
N a. One officer assigned to oversee the initial loading and lashing N b. All lashings should be completed before leaving port N c. Periodic inspection and retensioning of lashings during the voyage Y d. All of the above 4145: Which tensioning device is used with webbing to secure light vehicles aboard Ro-Ro vessels?
N a. Chain lever N b. Turnbuckle N c. Adjust-a-matic tensioner Y d. Ratchet tensioner 4875: The crane manufacturer's operating tables are posted near the __________.
N a. crane pedestal N b. wire-rope locker N c. main deck Y d. crane controls