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.
39: Combustible liquids are divided into how many grades?
N a. One Y b. Two N c. Three N d. Four 125: Chafing gear is normally used __________.
N a. for portable fenders N b. for ground tackle N c. on the inside of the hawsepipe Y d. on mooring lines 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 256: When fruit is carried as refrigerated cargo, the most frequent cause of its being infected at the discharge port is __________.
N a. leaks in the ship's refrigeration system Y b. improper cleaning of the cargo spaces N c. carriage at the wrong temperature N d. improper precooling of the cargo spaces 287: On the cargo manifest, the weight of the cargo inside a box is called __________.
N a. gross weight Y b. net weight N c. light weight N d. rate weight 320: Containers of flammable solids should be conspicuously labeled by the shipper with a __________.
N a. green label Y b. red and white label N c. orange label N d. yellow label 466: A twin screw vessel, making headway with both engines turning ahead, will turn more readily to starboard if you __________.
N a. reverse port engine, apply right rudder N b. reverse port engine, rudder amidships Y c. reverse starboard engine, apply right rudder N d. reverse starboard engine, rudder amidships 522: You are onboard a 120 GT uninspected sea going tug which carries one Master and one Mate of Towing Vessels and four (4) seamen when underway. How many of the four seamen must have a rating as able seamen if the voyage is under 600 miles?
N a. 4 N b. 3 Y c. 2 N d. 1 533: A towing hook may be released from the __________.
N a. tug's engineroom or the bow Y b. pilot house or aft steering station N c. forecastle N d. towing bitts by reaching over and releasing a lever 617: In illustration D044DG, the mooring line labeled "A" is called a(n) __________. (DO44DG )
N a. onshore stern line Y b. offshore stern line N c. after breast line N d. after spring line 625: Which statement is FALSE?
N a. Your stern is sucked down and your draft increases when going from deep to shallow water. N b. Excessive speed while passing moored vessels may cause them to surge and break their moorings. N c. Excessive speed while passing a tow being pushed ahead or pushing a tow into an eddy too fast may break up the tow. Y d. None of the above A dark appearance of the sky: A yellowish glare in the sky
Y a. The presence of seals or certain type birds N b. N c. N d. 631: At least one reinspection shall be made on each vessel holding a Certificate of Inspection valid for two years. This inspection shall be held between the tenth and fourteenth months of the duration period of the certificate and shall be __________.
N a. at the discretion of the inspector, but in no greater detail than required for original certification N b. at the discretion of the inspector, but in no lesser detail than required for original certification Y c. generally similar in scope to the inspection required for certification, but in less detail N d. equivalent to the inspection required for certification 677: In illustration D044DG, the mooring line labeled "D" is called a(n) __________. (DO44DG )
N a. forward spring line Y b. after spring line N c. waist breast line N d. stern line 760: The connection to the towline must be secured with a ____________ .
N a. galvanized screw-pin shackle N b. hardened steel thimble Y c. shackle secured a nut and cotter pin N d. shackle fitted with a swivel piece 763: A vessel that tows astern must have a/an ___________ .
N a. towing winch Y b. method to easily release the towline N c. oxy-acetylene cutting torch N d. ax or knife mounted near the towing bitts 834: A whipping on a fiber line __________.
Y a. keeps the ends from fraying N b. strengthens it N c. protects your hands N d. becomes part of a splice 857: On vessels over 100 gross tons, whose responsibility is it to ensure that all able seamen in the vessel's crew have the documents and qualifications required by law and regulation?
Y a. Master of the vessel N b. USCG Officer in Charge of Marine Inspection N c. Owner or operator of the vessel N d. Company's personnel director 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 1001: Which is supplied to the vessel by the U.S. Coast Guard?
N a. Bell book N b. Cargo gear register Y c. Official Logbook N d. Rough Logbook 1005: Which device is designed to automatically hold the load if power should fail to an electric winch?
N a. Pneumatic brake Y b. Electromagnetic brake N c. Hand brake N d. Motor controller 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 1079: The system of valves and cargo lines in the bottom piping network of a tanker that connects one section of cargo tanks to another section is called a __________.
N a. come-along Y b. crossover N c. manifold N d. runaround 1134: The critical point in nylon line elongation is about __________.
N a. 20% N b. 30% Y c. 40% N d. 50% 1139: The pivoting point of a vessel going ahead is __________.
N a. near the stern N b. at the hawsepipe Y c. about one-third of the vessel's length from the bow N d. about two-thirds of the vessel's length from the bow 1334: Close link chain of not less the 3/4" (or the wire rope equivalent) is required for lashing deck cargoes of timber. What size flexible wire rope would provide the strength equivalent to 3/4" chain, using a safety factor of 5?
N a. 9/16" Y b. 1" N c. 1 1/4" N d. 1 3/8" 1435: Which letter shown represents a clove hitch? (DO30DG )
Y a. X N b. U N c. T N d. R 1470: Signs of racking stresses generally appear at the __________.
N a. bow and stern shell frames and plating Y b. junction of the frames with the beams and floors N c. garboard strake, at each side of the keel N d. thrust bearing of the main shaft 1548: What could be used as fairleads on a towed vessel?
N a. Chocks N b. Double bitts N c. Roller chocks Y d. All of the above 1555: When carrying out a parallel track search pattern, the course of the search units should normally be which of the following?
Y a. In the same direction as the anticipated drift N b. In the opposite direction of the anticipated drift N c. Perpendicular to the line of anticipated drift N d. Downwind 1609: For vessels fitted with cargo gear, an initial test of the units under a proof load shall be conducted. Subsequent tests and exams of the same nature shall be carried out at what time interval?
N a. 1 year N b. 3 years N c. 4 years Y d. 5 years 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 1781: Which organization usually assigns load lines to U.S. vessels?
N a. National Load-Line Agency N b. National Shipping Bureau Y c. American Bureau of Shipping N d. American Regulations Council 1974: In a national emergency, when communicating via the Navy, messages are sent by precedence. A message designated PRIORITY will be delivered within __________.
Y a. 1 to 6 hours N b. 30 minutes to 1 hour N c. 3 hours to start of business the following day N d. 10 minutes if possible 2086: What is the mechanical advantage of tackle number 11? (DO29DG )
N a. 7 Y b. 6 N c. 5.5 N d. 5 2162: A crew has signed on for a 3-month voyage. Fourteen days into the voyage a seaman is improperly discharged at the first port of call. How much pay is he entitled to receive?
N a. 14 days N b. 1 month's Y c. 14 days and one month's extra N d. double wages (28 days) 2217: The knot lettered P is a __________. (DO30DG )
Y a. rolling hitch N b. clove hitch N c. round turn and two half hitches N d. marline hitch 2272: Which knot is secure only when there is a strain on the line? (D030DG )
N a. H N b. I Y c. L N d. P 2278: You will load and carry a bulk cargo of sulfur at ambient temperature. Which statement is true?
N a. Wooden covers must be laid over the bilge wells to prevent the sulfur from entering the bilges. Y b. Bulk sulfur may be carried without a special permit providing the vessel complies with all applicable regulations. N c. The major characteristic of this cargo is that it forms sulfuric acid upon contact with water. N d. Other hazardous material may not be stowed in the same hold as the sulfur but may be carried on deck above the hold. 2355: The metal, teardrop-shaped object sometimes used within an eyesplice is a __________.
N a. grommet N b. reinforcement N c. splice form Y d. thimble 2389: What is the area of a circle with a diameter of 17 feet after a sector of 111° has been removed?
N a. 36.94 square ft. Y b. 156.99 square ft. N c. 226.98 square ft. N d. 627.47 square ft. 2399: You are standing wheel watch on entering port and the Master gives you a rudder command which conflicts with a rudder command from the Pilot. What should you do?
N a. Obey the Pilot. N b. Bring the rudder to a position midway between the two conflicting positions. N c. Ask the Pilot if he relinquishes control. Y d. Obey the Master. 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 2508: What is required to launch a boat stowed in a crescent davit?
N a. Hoist the boat clear of the cradle. N b. Release the outboard part of the cradle. N c. Rig the tricing lines. Y d. Crank the crescent out. 2572: A tug would NOT assist a ship to steer if the tug is made up to the large vessel __________.
N a. by a tow line ahead of the vessel N b. forward on either bow of the vessel Y c. approximately amidships of the vessel N d. on the vessel's quarter 2599: When several salvors are on-scene at the same time to assist a vessel that has not been abandoned, which principal governs the decision as to which one's services will be accepted?
Y a. The Master of the ship needing assistance has the absolute right to decide. N b. The first salvor on-scene has the prior claim providing he has adequate facilities to assist the vessel needing assistance. N c. The salvors must agree to a division of any salvage among themselves with the major share allotted to those doing the most work. N d. The first salvor on-scene has the absolute right to provide assistance; however, he is liable if the ship is lost due to his lack of experience, equipment, etc. 2644: The boat is stowed on the davit rather than on a cradle with which type of davit?
Y a. Crescent N b. Sheath-screw boom N c. Quadrantal N d. Radial 2709: A vessel which is being assisted by an icebreaker should indicate that she is ready to cast off the towline by __________.
Y a. displaying code letter "Y" (Yankee) N b. sounding five short blasts on his whistle N c. displaying code numeral "5" N d. sounding one prolonged blast on his whistle 2722: "Limber" is a term associated with __________.
N a. emergency gear Y b. drainage N c. deck cargo storage N d. securing gear 2759: Which of the Great Lakes is most affected by short-term Lake level fluctuations?
N a. Lake Superior N b. Lake Michigan N c. Lake Huron Y d. Lake Erie 2912: When tank cleaning with a portable machine, the weight of the machine is suspended from __________.
N a. solid iron bars clamped to the Butterworth opening Y b. the supply hose N c. the suspension line, usually manila or natural fiber line N d. a wire rope suspension line 3026: Which type of fog is the most dense and widely spread of those that occur on the Great Lakes?
N a. Steam fog Y b. Advection fog N c. Radiation fog N d. Lake effect fog 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. 3092: Item A is the __________. (D024DG )
Y a. lashing N b. drag wire N c. scissor wire N d. tandem wire 3124: You attach a line to a stationary barge lying off your starboard beam in order to maneuver it into position to make up tow. The line used to do this is a __________.
N a. jockey line N b. fore and aft line N c. check line Y d. swing line 3210: A licensed Master of Towing Vessels may NOT serve as the person in charge 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. 500 GRT towboat operating on the Western Rivers Y d. 349 GRT towing vessel operating between Florida and Puerto Rico 3308: What term indicates a curvature of the decks in a longitudinal direction?
N a. Deadrise N b. Camber Y c. Sheer N d. Flare 3439: Horizontal fore or aft motion of a vessel is known as __________.
N a. pitch Y b. surge N c. sway N d. roll 4164: According to the IMO Code, what are the minimum number of securing points that should be on each side of a "road vehicle", whose gross vehicle mass is between 30 tons and 40 tons, when carried on Ro-Ro vessels?
N a. One N b. Two N c. Three Y d. None of the above 4178: Which of the following actions are stated in the correct order prior to loading or discharging cargo on a Ro-Ro vessel?
Y a. Lower the stern ramp, raise/open the stern door, 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 N d. Raise/open the stern door, lower the stern ramp, turn on ventilation for cargo holds