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.
61: You are towing a 1000 gross ton gasoline tank barge. The barge is NOT gas free. Regulations say that the cargo tank hatches, ullage holes, and Butterworth plates on the barge may remain open without flame screens __________.
N a. without restriction N b. only while in areas of good weather Y c. when under the supervision of a senior crew member on duty N d. only when the barge is empty 94: If you desired to communicate with another station that your navigation lights were not functioning, you would send __________.
N a. PB Y b. PD1 N c. MJ N d. LN1 242: You are in a tank wearing the self-contained breathing apparatus and you desire to return topside. How many tugs of the lifeline mean to take up the slack?
N a. One N b. Two Y c. Three N d. Four 257: Which vessel greater than 100 GT is NOT required to have an EPIRB.
N a. A sailing vessel N b. A fishing vessel Y c. A non self-propelled vessel in tow N d. A towing vessel 280: In the regulations that apply to small passenger vessels an "open boat" is a vessel __________.
N a. that is used for charter fishing or tours and is open to the public N b. on which gambling and consumption of alcoholic beverages is permitted N c. that is docked and open for visitors Y d. that is not protected from entry of water by means of a complete weathertight deck 347: The danger of a charged hose left unattended on deck with the nozzle open is __________.
N a. the hose could burst Y b. the nozzle end will whip about causing damage or injury N c. water damage to vessel's cargo or structure N d. personnel might trip over the hose 565: Small oil spills on deck can be kept from going overboard by __________.
N a. driving wooden plugs into the vents N b. closing the lids on the vents Y c. plugging the scuppers N d. plugging the sounding pipes 596: The Master of a cargo or tank vessel shall be responsible that each lifeboat, except those free-fall launched, is lowered to the water with crew and maneuvered at least once every __________.
N a. week N b. month Y c. three months N d. year 627: Distress flares and smoke signals for small passenger vessels __________.
N a. are not required aboard vessels on runs of less than 30 minutes duration N b. must be Coast Guard approved and stowed in a portable, watertight container N c. must be marked with an expiration date not more than 42 months from the date of manufacture Y d. All of the above 694: What is the international distress frequency for radiotelephones?
N a. 500 kHz N b. 1347 kHz Y c. 2182 kHz N d. 2738 kHz 782: On small passenger vessels what device must you install under carburetors, other than the downdraft type, to allow ready removal of fuel leakage?
Y a. A drip collector N b. A funnel and a tin can N c. A sponge N d. Suitable absorbent material 788: Fires of which class would most likely occur in the engine room of a vessel?
N a. Classes A and B Y b. Classes B and C N c. Classes C and D N d. Classes A and D 815: Applications for waivers of any requirements of the regulations for oil transfer operations must be submitted __________.
N a. the day before the operations N b. 5 days before the operations N c. 10 days before the operations Y d. 30 days before the operations 873: On small passenger vessels which parts of a water-cooled gasoline or diesel engine must be water-jacketed and cooled?
N a. The engine's head N b. The block N c. The exhaust manifold Y d. All of the above 1078: The explosive range of Bunker C mixed with air is __________.
N a. 0% to 1% by volume Y b. 1% to 5% by volume N c. 5% to 10% by volume N d. 10% to 20% by volume 1104: When there is a small craft advisory winds are predicted up to __________.
N a. 15 knots N b. 24 knots Y c. 33 knots N d. 42 knots 1253: If there are no alternatives for escape, what is the maximum height that the survival craft could be dropped into the water?
N a. 2 ft. N b. 6 ft. Y c. 10 ft. N d. 14 ft. 1272: When approaching a fire from windward, you should shield firefighters from the fire by using __________.
Y a. low-velocity fog N b. high-velocity fog N c. a straight stream of water N d. foam spray 1520: When operating the air supply system in a covered lifeboat the __________.
N a. fuel supply valve should be closed Y b. hatches, doors, and oar ports should be closed N c. air cylinder shut-off valve should be closed N d. engine should be shut off 1759: You are operating a liftboat. When beginning to jack down you should __________.
N a. jack down one leg at a time Y b. jack up first, then down N c. undog doors to the engine room N d. assemble all personnel on the main deck 1767: The explosive range of Diesel Oil mixed with air is __________.
N a. 0% to 1% by volume N b. 0.8% to 5.3% by volume Y c. 1.3% to 6.0% by volume N d. 6.3% to 12.1% by volume 1883: On offshore drilling units, the Muster List ("Station Bill") must be posted in conspicuous locations and signed by the __________.
N a. company man N b. driller N c. owner Y d. Master or person in charge 1888: The liquid mud tanks on your vessel measure 18'L by 10'B by 6'D. The vessel's displacement is 944 T and the specific gravity of the mud is 1.9. What is the reduction in GM due to 2 of the tanks being slack?
N a. .08 foot Y b. .16 foot N c. .45 foot N d. .90 foot 1889: How can rescue personnel detect that a SART is transmitting in the immediate vicinity?
Y a. The SART's blips on the PPI will become arcs and eventually become concentric circles. N b. The DSC unit will react to the SART's signal and respond with the two-tone alarm. N c. The SART can provide an approximate location to within a two nautical mile radius, per IMO standards. N d. The SART signal appears as a target which comes and goes; the effect of heavy swells on a SART. 1998: Which satellite system promulgated Maritime Safety Information?
N a. AMVER Y b. SafetyNET N c. NAVTEX N d. INMARSAT-M SES 2038: Which system is least likely to be subject to fading or static interference?
N a. HF SITOR Y b. INMARSAT N c. Digital Selective Calling on channel 70 N d. VHF ARQ 2094: Your vessel measures 122 feet long by 18 feet in beam. If the natural rolling period at a draft of 6'-09" is 5 seconds, what is the GM?
N a. 1.4 feet N b. 2.1 feet Y c. 2.5 feet N d. 2.9 feet 2218: The maximum length allowed between main, transverse bulkheads on a vessel is referred to as the __________.
N a. floodable length N b. factor of subdivision N c. compartment standard Y d. permissible length 2358: Your vessel's drafts are FWD 20'-08", AFT 23'-00". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if 195 tons of cargo are discharged 76 feet aft of amidships.
N a. FWD 20'-05", AFT 21'-11" N b. FWD 20'-07", AFT 22'-01" Y c. FWD 20'-11", AFT 22'-00" N d. FWD 21'-03", AFT 22'-04" 2465: The element that supports the weight of the drill stem, allows the drill stem to rotate, and provides a pressure-tight seal and passageway for the drilling mud to be pumped down the inside of the drill stem is called the __________.
Y a. swivel N b. bail N c. kelly N d. cock 2522: What best describes benzene?
N a. Clear colorless liquid with an acrid odor Y b. Clear colorless liquid with an aromatic odor N c. Brownish liquid, odorless N d. Brownish liquid, with an acrid odor 2537: Which statement(s) is(are) TRUE regarding heaving-to?
N a. A sloop will heave to with her jib and mainsail aback. N b. A ketch will heave to with her jib and mizzen aback. Y c. A yawl will heave to with her jib aback, main sheet eased, and her mizzen sheeted in. N d. All of the above are correct. 2546: Your vessel's drafts are: FWD 24'-07", AFT 25'-09"; and the KG is 24.0 feet. What is the righting moment when the vessel is inclined to 15°? (Use the selected stability curves in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 5,202 foot-tons Y b. 8,666 foot-tons N c. 10,876 foot-tons N d. 11,424 foot-tons 2714: Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability and number 1 hold floods, the vessel will sink if the permeability exceeds what percent?
N a. 63 N b. 66 Y c. 71 N d. 77 2908: How many months after its expiration date may a Coast Guard license be renewed without retaking the complete exam?
N a. 1 month N b. 6 months Y c. 12 months N d. 24 months 2924: Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 22.4 feet and the drafts are: FWD 15'-03", AFT 15'-09".
Y a. 25° N b. 33° N c. 48° N d. 72° 3133: The stability which exists after the unintentional flooding of a compartment on a MODU is called __________.
N a. intact stability N b. initial stability N c. immersion stability Y d. damage stability 3199: You are towing a 1,000 GT gasoline tank barge which is not gas free. By regulation, cargo tank hatches, ullage holes, and Butterworth plates on the barge may __________.
N a. not be open without flame screens under any circumstances N b. be open without flame screens in good weather from 16 May to 15 September N c. be open without flame screens when the barge is empty Y d. be open without flame screens under the supervision of the senior crew member on duty 3269: What is the purpose of the liferaft's hydrostatic release?
Y a. To release raft automatically as the ship sinks N b. To inflate the raft automatically N c. To test rafts hydrostatically N d. None of the above 3289: A warship indicates that it wishes to communicate with a merchant ship by hoisting __________.
N a. the merchant ship's identity signal and keeping it hoisted during the entire communication N b. the national ensign of the merchant vessel at the starboard yard N c. the flags MV close up until acknowledged and then lowering them to the dip Y d. the code pennant, and keeping it flying during the entire communication 3433: An inflatable liferaft should be lifted back aboard ship by using __________.
N a. the single hook at the top of the raft N b. two line passed under the raft Y c. the towing bridle N d. All of the above 3974: In the illustration, the sea anchor is shown as item number_____. (D014SA )
N a. 7 N b. 13 N c. 15 Y d. 14 4008: You are preparing to load fuel oil on a vessel of 300 gross tons constructed after June 30, 1974. Before loading, you must check that the fuel oil tank vents __________.
N a. are not obstructed by on-deck cargo N b. have a fire extinguisher within the immediate area Y c. have containment capacity for at least one half barrel N d. are opened and the flame screen replaced 4218: You are loading in a port subject to the winter load line mark and bound for a port subject to the tropical load line mark. You will enter the summer zone after steaming four days, and you will enter the tropical zone after a total of twelve days. You will consume 31 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.000, and the average TPI is 46. What is the minimum freeboard required at the start of the voyage? (Get Table Data)
Y a. 78 inches N b. 74 inches N c. 70 inches N d. 68 inches 4377: The elevating system of the COASTAL DRILLER is normally limited to __________.
N a. 14,158 kips Y b. 14,400 kips N c. 17,280 kips N d. 21,297 kips 4411: While the COASTAL DRILLER is in a normal transit, the roll period is 9 seconds. What is the limiting angle of roll which does not exceed the design limits of the legs?
N a. 11° N b. 9° Y c. 7° N d. 5° 4513: When the COASTAL DRILLER is level at a draft of 10.5 feet, what is the value of the LCG?
N a. 00.0 feet N b. 111.35 feet Y c. 119.44 feet N d. 120.59 feet 4847: The rated operating time of a self-contained breathing device may be reduced in actual use because of __________.
N a. pressure differences in the atmosphere N b. the length of the hose attached to the facepiece Y c. the physical exertion of the person wearing the device N d. spaces containing poisonous vapors 5091: Obstruction lights on mobile offshore drilling units on the waters of the U.S. Outer Continental Shelf must be displayed __________.
N a. at all times Y b. between sunset and sunrise N c. whenever visibility is restricted N d. whenever vessels approach within one-half mile 5193: The DEEP DRILLER is being towed at a 20 foot draft. Vessel motions are within acceptable limits, but the waves begin to hit the horizontal braces. You should __________.
N a. continue on course at the same draft N b. ballast to a 60 foot draft and continue on course Y c. change course to reduce the wave impact N d. shorten the tow wire for a smoother ride 5785: In storm conditions, with the wind and waves from the port bow of the DEEP DRILLER in 600 feet water depth, the offset is 9%. Completely slacking mooring lines 5 and 6 reduces the offset to __________.
Y a. 6.5% N b. 5.0% N c. 2.5% N d. 0.0% 5786: The SS AMERICAN MARINER is ready to sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the available GM. ST-0185
N a. Available GM 2.8 ft N b. Available GM 3.2 ft N c. Available GM 3.5 ft Y d. Available GM 3.8 ft 6007: On offshore drilling units, each hand-held portable fire extinguisher, semi-portable fire extinguisher, and fixed fire extinguisher must be tested and inspected at least once every __________.
Y a. 12 months N b. 24 months N c. 36 months N d. 48 months 6091: Due to the hazards involved with Halon extinguishers on a MODU, the size II extinguisher may only be used __________.
Y a. outside N b. on class C fires N c. in an emergency N d. on class B fires 6091: Due to the hazards involved with Halon extinguishers on a MODU, the size II extinguisher may only be used __________.
Y a. outside N b. on class C fires N c. in an emergency N d. on class B fires 6467: The series of valves used to control the return flow in well control operations is called the __________.
N a. valve assembly N b. standpipe manifold N c. accumulator manifold Y d. choke manifold 6571: To determine the number of portable fire extinguishers required on a mobile offshore drilling unit, you should check the __________.
N a. hot work permit Y b. Certificate of Inspection N c. Safety of Life at Sea Certificate N d. Operations Manual 6845: After conducting a boat drill on a mobile offshore drilling unit, what must the Master or person in charge enter in the in the logbook?
Y a. Any inoperative equipment and the corrective action taken N b. The name of the lifeboatman in charge of each lifeboat N c. The location of the vessel at the time of the drill N d. The time it took to lower the boat 6897: Who shall insure that all records required by regulations are retained on board a mobile offshore drilling unit involved in a casualty?
N a. Officer in Charge, Marine Inspection Y b. Owner N c. Pilot N d. Engineer 7395: In evacuation from a MODU, an individual without the option of a survival craft or liferaft should enter the water on the leeward side, except when __________.
Y a. there is burning oil on the water N b. there is a rescue craft in the area N c. water temperature is below 40°F N d. a rigid survival craft is in the area