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.
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 25: The turning circle of a vessel making a turn over 360 degrees is the path followed by the __________.
Y a. center of gravity N b. bow N c. bridge N d. centerline 27: Under title 46 of the United States Code, the person in charge of a documented vessel who fails to report a complaint of a sexual offense may be __________.
Y a. fined up to $5,000 N b. imprisoned for up to one year N c. charged with accessory to sexual assault N d. All of the above 80: You are on a cargo vessel carrying portable tanks of dangerous cargoes in bulk. Which statement is TRUE?
N a. If the tanks are pumped out while remaining on board, each hose connection must have a minimum of three bolts. N b. If the tanks are off loaded, no more than two tanks may be lifted together in a hoist. N c. When transferring sulfuric acid, you must display a red flag by day whether at anchor or moored. Y d. All electrical equipment within 10 feet horizontally must be explosion proof or intrinsically safe. 133: The standard unit of liquid volume used in the petroleum industry, as well as the tanker industry, is a __________.
Y a. barrel N b. drum N c. gallon N d. liter 179: The minimum temperature required to ignite gas or vapor without a spark or flame being present is called __________.
N a. flash point N b. fire point Y c. autoignition temperature N d. lower explosive limit 276: As a ship moves through the water, it causes a wake, which is also moving forward relative to the sea. In addition to a fore and aft motion, this wake also has a(n) __________.
N a. downward and inward flow N b. downward and outward flow Y c. upward and inward flow N d. upward and outward flow 384: A "strongback" refers to a __________.
Y a. bar securing a cargo port N b. centerline vertical bulkhead N c. deep beam N d. spanner stay 430: On a manned vessel carrying packaged hazardous cargo, the hazardous materials shall be inspected __________.
N a. every 24 hours unless equipped with a fire detecting system N b. prior to entry into a U.S. port N c. after stowage is complete Y d. All of the above 442: "Ease the rudder" means to __________.
N a. move the rudder slowly in the direction of the most recent rudder command Y b. decrease the rudder angle N c. bring the rudder amidships N d. steer the course which is your present heading 452: Where should the foundation supports for towing bitts terminate?
N a. Forward of the towing winch Y b. In the frames or other substantial structural members below decks N c. On the deck plates in the engineroom N d. On deck, aft of the towing winch 458: Sweat damage will occur in a cargo hold containing cased machinery when the __________.
N a. air temperature of the hold is higher than the temperature of the outside air Y b. dew point of the hold is higher than the temperature of the ship's skin N c. dew point of the outside air is lower than the temperature of the cargo N d. outside air temperature is colder than the temperature of the cargo 461: Where is the best location to install a towing hook?
N a. Forward of the towing bitts N b. On the fantail N c. Near the Norman Pins Y d. Just aft of amidships 476: You are backing on twin engines with rudders amidships, when your port engine stalls. To continue backing on course, you should __________.
N a. apply left rudder Y b. apply right rudder N c. increase engine speed N d. keep your rudder amidships 525: To lay out a towing hawser in a fore-and-aft direction so each bight is clear and can run out freely without snagging describes __________.
N a. flemishing Y b. faking N c. spooling N d. worming, parceling and serving 539: Which type of shackle is used for most towing connections?
Y a. Safety shackles N b. Round pin anchor shackles N c. Screw pin shackles N d. Heart shaped shackles 558: A heated bulkhead has the effect on a hygroscopic commodity of __________.
N a. causing moisture to accumulate against the bulkhead N b. lowering the vapor pressure of the commodity N c. lowering the dew point of the air Y d. raising the vapor pressure of the commodity 619: What is NOT a requirement for the safe and effective use of a crude oil washing system?
N a. Strip all tanks and remove the bottom residue. N b. Use an inert gas system while washing tanks. Y c. Use portable washing machines to reach areas obscured by structural members in the tanks. N d. Decant one meter from the source tank for the tank cleaning machines. 663: While towing astern, if your towing hawser becomes taut it results in __________.
N a. more catenary in the towing hawser Y b. less catenary in the towing hawser N c. more yaw N d. less yaw 673: In illustration D044DG, the mooring line labeled "C" is called a __________. (DO44DG )
N a. shore line Y b. breast line N c. spring line N d. stern line 707: Is tripping limited to harbor and coastal towing?
Y a. No! Forces tending to capsize a tug are as dangerous on the high seas as they are in harbor and coastal work. N b. Yes! The long towing hawser used in ocean towing eliminates the danger of tripping. N c. No! Tripping is common in ocean towing because of more frequent maneuvering N d. Yes! Because of increased water depths, forces required to capsize a tug are not usually found in ocean towing 723: What safety precautions must you take when maneuvering on a towing hook?
N a. The engines must be operated on the slow bell. Y b. Clear the afterdeck and fantail of personnel. N c. Lash the hook closed so it does not open accidentally. N d. The towing winch engine must be running. 840: The terms "cant frame" and "counter" are associated with the vessel's __________.
N a. cargo hatch N b. forecastle N c. steering engine Y d. stern 841: All entries in the Official Logbook must be signed by the Master and __________.
N a. the Union Representative N b. the person about whom the entry concerns N c. no one else Y d. one other crew member 882: The owner or Master of a towing vessel that tows astern must keep records of the towline(s) that include all of the following information EXCEPT _____________ .
N a. the towline's initial minimum breaking strength as determined by the manufacturer Y b. an invoice showing the cost of the towline N c. the towline's nautical miles of use or time in service N d. the history of loading of the towline 914: When natural fiber rope gets wet, the __________.
N a. overall strength of the line will decrease Y b. line shrinks in length N c. line will become more elastic N d. line will be easier to handle 936: A precaution you should take before bunkering is to __________
N a. plug the vents N b. plug the sounding pipes Y c. plug the scuppers N d. close the lids on the vents 1140: In a transversely framed ship, the transverse frames are supported by all of the following EXCEPT __________.
N a. girders N b. longitudinals N c. side stringers Y d. web plates 1177: A "Mediterranean moor" should be used when __________.
N a. when anchoring in the Mediterranean Y b. when docking stern to a berth N c. when docking bow to a berth N d. when anchoring in a strong current 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 1232: You have the "conn" at the time the helmsman who is steering by hand reports that the rudder is not responding to the wheel. Your FIRST action should be to __________.
N a. check that the wheel is firmly connected to the shaft N b. signal the engineroom to "Standby the Engines" N c. set the "Mode" switch to "Auto" and steer by auto-pilot Y d. switch to the other steering pump 1498: The biggest problem you generally encounter while towing a single tow astern is __________.
N a. the catenary dragging on the bottom N b. swamping of the tow N c. the tow tending to dive Y d. yaw 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 1594: What is the breaking strain of steel wire rope with a 5/8" diameter?
N a. 1.0 tons N b. 6.6 tons Y c. 9.6 tons N d. 15.6 tons 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 1679: Manila slings should not be used to load __________.
N a. cotton N b. lumber Y c. steel N d. tires 1703: What is the stress on the hauling part when lifting a 4,200 lbs. weight using a threefold purchase rove to advantage? (Allow 10 percent of the weight per sheave for friction.)
N a. 571.4 N b. 715.2 Y c. 960 N d. 1066.7 1731: You are in charge of a 225-gross ton tug preparing to depart from Houston, Texas, with a loaded 2500-gross ton tank barge bound for New York. Prior to departure, regulations require that you __________.
N a. record the status of all firefighting equipment Y b. record the barge's load line and draft readings N c. record the condition of the towing gear N d. have on board an Official Logbook in lieu of other forms of records 1752: Your containership has a container displaying a hazardous cargo placard. The placard has the number 2199 on it. This indicates that it is carrying what cargo?
N a. Furan Y b. Phosphine N c. Adiponitrile N d. Xylenol 2007: The helm command "shift your rudder" means __________.
N a. double your rudder angle or go to full rudder Y b. change from right rudder to left rudder an equal number of degrees N c. bring your rudder amidships N d. check the swing of the vessel 2144: "Hard right rudder" means __________.
N a. jam the rudder against the stops N b. put the rudder over quickly to 15 degrees right rudder N c. meet a swing to the right, then return to amidships Y d. put the rudder over to the right all the way 2258: The knot lettered L in illustration DO30DG is a __________. (DO30DG )
N a. square knot Y b. double blackwall hitch N c. fisherman's bend N d. timber hitch 2283: What is the area of a circle with a radius of 2 feet after a sector of 86° has been removed?
N a. 2.39 sq. ft N b. 3.02 sq. ft Y c. 9.55 sq. ft N d. 12.57 sq. ft 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 2564: The major components which determine the length of catenary in a deployed anchor cable are water depth, cable tension, and __________.
N a. environmental forces N b. bottom conditions Y c. cable weight N d. water density 2622: You must shore up the collision bulkhead due to solid flooding forward. The bulkhead approximates an inverted triangle. The center of pressure of the shores on the bulkhead should be located __________.
N a. evenly over the surface of the bulkhead Y b. approximately two-thirds of the way up the bulkhead N c. approximately halfway up the bulkhead N d. at the bottom of the bulkhead 2649: Which type of weld testing can be used to detect internal flaws?
Y a. Radiographic N b. Magnetic particle N c. Dye penetrant N d. Chemical reaction 2789: Your vessel is approaching the International Bridge on the St. Marys River. If the gage on the bridge, read from top to bottom, indicates 124 ft. and the IGLD (1955) is 600 ft., determine the actual vertical clearances between the existing water level and the lowest point of the bridge over the channel.
Y a. 124 feet N b. 476 feet N c. 724 feet N d. 840 feet 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 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 3150: You are moving a gas free tank barge to dry dock for repairs. The barge must have onboard a valid __________.
N a. Gas Free Certificate Y b. Certificate of Inspection N c. Permit to Proceed and Hot Work Permit N d. All of the above 3260: When underway with a tow, you must notify the Coast Guard of which casualty?
N a. Damage to property amounting to $1,500 N b. Loss of bridge-to-bridge radio capability N c. An injury requiring first aid Y d. Loss of main propulsion 3294: Your vessel is to dock bow in 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 N b. Stern breast line Y c. Bow spring line N d. Inshore head line 3350: It is not advisable to use nylon for alongside towing because it __________.
Y a. stretches too much N b. is too expensive for everyday towing usage N c. binds on the cleats N d. parts too readily 3381: A half-height container is used __________.
N a. to carry cargoes of low density N b. when stowage space is limited Y c. to carry cargoes such as steel products or drums N d. to double the stowage capacity of the vessel 3570: As look-out, you spot an object 45° off your port bow. You should report the object as __________.
Y a. broad on the port bow N b. 3 points on the port bow N c. 3 points forward of the port beam N d. on the port beam 3693: When the Pilot is embarked he or she __________.
N a. relieves the Master of his duties N b. is solely responsible for the safe navigation of the vessel Y c. is a specialist hired for his or her local navigational knowledge N d. relieves the officer of the watch 4157: Which of the following element(s) should be taken into account in the preparation of the "Cargo Securing Manual"?
N a. Duration of the voyage N b. Types of cargo units and vehicles to be carried N c. Weight of cargo units and vehicles Y d. All of the above 4171: While loading or discharging vehicles, which is the most important safety consideration aboard a Ro-Ro vessel?
Y a. Preventing the asphyxiation of personnel below decks N b. Notifying the engine room prior to completing operations N c. Calling out the deck department for all hands periodically N d. Ensuring that a fuel barge cannot come alongside 4263: Which statement(s) is/are TRUE concerning crane cargo operations?
N a. Lifting points on all equipment must be safely checked prior to commencing a lift. N b. Cargo loaded into vehicles and/or containers prior to lifting needs to be properly secured so as to prevent shifting during transport. N c. Never exceed crane manufacturer’s limits concerning the safe working loads of cargo jibs. Y d. All the above