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.
92: The liquid mud tanks on your vessel measure 24'L by 16'B by 8'D. The vessel's displacement in fresh water is 864 tons and the specific gravity of the mud is 1.47. What is the reduction in GM due to 2 of these tanks being slack?
N a. .32 foot Y b. .80 foot N c. .96 foot N d. 1.12 feet 130: When making a turn (course change) on most merchant ships, the vessel will heel outwards if __________.
N a. the vessel has very little draft Y b. G is above the center of lateral resistance N c. G is below the center of lateral resistance N d. the vessel is deeply laden 238: Unless there is danger of further injury, a person with a compound fracture should not be moved until bleeding is controlled and __________.
N a. the bone has been set Y b. the fracture is immobilized N c. radio advice has been obtained N d. the wound has been washed 269: To remedy a leaking fire hose connection at the hydrant, secure the valve and __________.
N a. replace the gasket in the male coupling N b. reduce fire pump pressure Y c. replace the gasket in the female coupling N d. rethread the male coupling 335: Your vessel is carrying 24,000 barrels of oil for discharge. The cargo hoses have an inside diameter of eight inches. The container around the loading manifold must hold __________.
Y a. three barrels N b. four barrels N c. six barrels N d. eight barrels 439: Fixed CO2 systems would not be used on crew's quarters or __________.
N a. the paint locker Y b. spaces open to the atmosphere N c. cargo holds N d. the engine room 490: Which statement relating to AMVER (Automated Mutual-assistance Vessel Rescue) is TRUE?
Y a. There is no cost to the ship or owner for messages sent within the AMVER system. N b. An AMVER participant is under greater obligation to render assistance to a vessel in distress than a non-participant. N c. An AMVER participant is not relieved of the obligation to give 24 hour advance notice to the U.S. Coast Guard before entering a U.S. port from offshore. N d. The AMVER system does not reduce the time lost for vessels responding to calls for assistance. 535: What is NOT required to be contained in the oil transfer procedures?
N a. A line diagram of the vessel's oil transfer piping N b. The number of persons on duty during oil transfer operations N c. Any special procedures for topping off tanks Y d. The location and capacity of all fuel and cargo tanks on the vessel 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 770: A vessel is described as a two compartment vessel when it __________.
N a. has no more than two compartments N b. has two compartments in addition to the engine room N c. will sink if any two compartments are flooded Y d. will float if any two adjacent compartments are flooded 810: When a vessel's LCG is aft of her LCB, the vessel will __________.
Y a. trim by the stern N b. trim by the head N c. be on an even keel N d. be tender 910: When using a stabilogauge, unless the density correction is applied, the center of gravity of a loaded compartment is assumed to be located __________.
N a. on the deck of the compartment N b. at one-third the height of the compartment Y c. at the geometric center of the compartment N d. at one-half the height of the compartment 919: After an accident the victim may go into shock and die. What should be done to help prevent shock?
N a. Slightly elevate the head and feet. N b. Keep the person awake. Y c. Keep the person lying down and at a comfortable temperature. N d. Give the person a stimulant to increase blood flow. 1094: A small craft advisory forecasts winds of up to what speed?
N a. 16 kts. N b. 24 kts. Y c. 33 kts. N d. 48 kts. 1105: In launching a lifeboat, when should the tricing pendants be released?
N a. Before the boat is lowered from the stowage position N b. As soon as the boat-fall blocks clear the davit head N c. After the limit switch is activated Y d. After all people have been embarked 1181: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 4145 tons of cargo on board with a KG of 25.5 feet. Use the white pages of the Stability Data Reference Book to determine the final KG of all the cargo after loading is completed. ST-0031
Y a. KG 25.0 feet N b. KG 25.6 feet N c. KG 26.2 feet N d. KG 26.8 feet 1206: Inflatable liferafts are provided with a __________.
N a. knife N b. towing connection N c. lifeline Y d. All of the above 1214: An inflatable liferaft should be lifted back aboard the ship by using __________.
N a. the single hook at the top of the raft N b. two lines passed under the raft Y c. the towing bridle N d. All of the above 1318: The most effective fire extinguishing agent to use on burning linen is __________.
Y a. water N b. carbon dioxide N c. dry chemical N d. foam 1415: You are reading the draft marks in illustration D032DG. The water level forward is at the top of the 8, and the mean water level aft is at the top of the 8. What is the mean draft?
Y a. 8'06" N b. 8'03" N c. 8'00" N d. 7'06" 1483: The SS AMERICAN MARINER is partially loaded with a GM of 3.1 feet and drafts of: FWD 19'-06", AFT 21'-04". Use the white pages of the Stability Data Reference Book to determine what tank(s) you should ballast to increase the GM to 3.7 feet.
N a. Tanks: DT1 Y b. Tanks: DB3, DT8 N c. Tanks: DB2, DB7 N d. Tanks: DB5 1506: Before hydraulic starting of an engine on a covered lifeboat, what need NOT be checked?
N a. Fuel supply line valve N b. Pressure registered on the accumulator gauge Y c. Cold-spark voltage readings test lamp N d. Engine stop control 1672: Which of the following would be considered downflooding on a fishing vessel as defined in regulation?
Y a. Vessel heels until water enters a hatch. N b. Vessel in collision floods through a damaged area above the waterline. N c. Vessel takes on water due to the hatches being left open in heavy rain. N d. Vessel takes on water by the propeller shaft due to failure of the stern gland. 1756: Under federal regulations, what minimum level of Blood Alcohol Content (BAC) constitutes a violation of the laws prohibiting Boating Under the Influence of Alcohol (BUI) on commercial vessels?
N a. .18%BAC N b. .10%BAC N c. .06%BAC Y d. .04%BAC 1915: The sails are properly set and trimmed. As a vessel heads up from a beam reach to close hauled the __________.
N a. apparent wind moves aft Y b. heeling moment increases N c. side slip decreases N d. mainsheet must be eased 2307: Why does a centrifugal bilge pump require priming?
N a. To lubricate shaft seals Y b. Lack of ability to lift water level to impellers N c. Head pressure must equal discharge pressure N d. To overcome resistance of water in the discharge line 2389: The best way to test the INMARSAT-C terminal is to __________.
N a. send a message to a shore terminal and wait for confirmation Y b. compose and send a brief message to your own INMARSAT-C terminal N c. send a message to another ship terminal N d. see if the send light flashes, then proper operation has been confirmed 2421: How many degrees are there on a compass card?
Y a. 360° N b. 380° N c. 390° N d. 420° 2476: Which tank barges require draft marks?
N a. Notch barges over 1000 GT N b. Tank barges over 100 GT N c. Tank barges over 50 GT Y d. All tank barges 2701: Compared to internal structural plating, the exterior hull plating on a MODU is usually __________.
Y a. stronger N b. thinner N c. more corrosion resistant N d. a lower grade steel 2728: Your vessel's drafts are: FWD 14'-00", AFT 14'-08"; and the KG is 25.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 30° inclination if the center of gravity is 1.5 feet off the centerline.
Y a. 0.6 foot N b. 1.3 feet N c. 1.9 feet N d. 2.9 feet 2788: Which is NOT a safety precaution to be observed during the loading of LFG?
N a. Report any leakage of cargo. Y b. Make sure the rake ends of the barge are completely dry and mopped. N c. Ascertain that the hoses to be used are in good order. N d. Be on the lookout for work being accomplished ashore in the vicinity of the barges. 2837: The SS AMERICAN MARINER has the liquid loading shown. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load. ST-0083
N a. 7.7 feet Y b. 9.1 feet N c. 9.9 feet N d. 10.6 feet 2918: Which statement is TRUE concerning the ventilation of engine and fuel tank compartments on uninspected towing vessels using fuel with a flash point of 100°F? (Uninspected Vessel Regulations)
N a. There shall be at least 3 ventilator ducts open to the atmosphere. Y b. At least one exhaust duct shall extend from the open atmosphere to the lower portion of the bilge. N c. At least one intake duct shall extend from the open atmosphere to the lower portion of the bilge. N d. Only vessels using fuel with a flash point above 110°F need ventilate engine and fuel compartments. 3032: Controls for a fixed carbon dioxide system shall be mounted __________. (Uninspected Vessel Regulations)
Y a. directly outside the space protected by the system N b. as near the gas cylinders as possible N c. in the pilothouse N d. on the main deck near the bow 3144: On a lifeboat equipped with Rottmer-type releasing gear, turning the releasing lever releases __________.
N a. the painter N b. the after boat fall only if the boat is waterborne N c. both falls at the same time only if the boat is waterborne Y d. both falls at the same time even if the boat has not reached the water 3330: A carbon dioxide fire extinguisher is required to be recharged if the weight loss exceeds what percentage of the weight of the charge? (small passenger vessel regulations)
N a. One percent N b. Five percent N c. Seven percent Y d. Ten percent 3411: The SS AMERICAN MARINER has the liquid loading shown. Use the white pages of The Stability Data Reference Book to determine the KG of the liquid load. ST-0127
Y a. 7.9 feet N b. 7.3 feet N c. 6.4 feet N d. 4.3 feet 3610: A passenger vessel is underway. When may passengers visit the pilothouse?
Y a. Passengers are excluded from the pilothouse while underway. N b. Passengers are permitted in the pilothouse during daylight hours only. N c. Passengers are permitted to visit the pilothouse when authorized by the Master and officer of the watch. N d. Passengers are permitted in the pilothouse when they are escorted by a ship's officer. 3932: You have hand launched an inflatable liferaft. What should be one of your FIRST actions after all persons have boarded the liferaft?
N a. Open the equipment pack. N b. Inflate the liferaft floor. N c. Decide on food and water rations. Y d. Cut the sea painter and clear the vessel. 3934: The SS AMERICAN MARINER has the liquid loading shown. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of the liquid load. ST-0150
Y a. 228.8 ft N b. 238.3 ft N c. 252.4 ft N d. 266.5 ft 4023: Which devices may be used as part of an internal communication system on a towing vessel?
N a. Sound-powered telephones N b. Portable radios N c. Either fixed or portable equipment Y d. All of the above 4102: The center of the underwater volume of a floating vessel is the __________.
Y a. center of buoyancy N b. center of flotation N c. uncorrected height of the center of gravity of the vessel N d. center of gravity of the vessel corrected for free surface effects 4481: The COASTAL DRILLER, with a draft of 10 feet 3 inches in seawater, has a displacement of __________.
N a. 13,011 kips Y b. 13,336 kips N c. 13,445 kips N d. 14,637 kips 4567: When elevated, placing the LCG and TCG at the leg centroid provides __________.
N a. reduced scour rates N b. higher variable loading during preloading N c. higher drilling loads Y d. equal leg reactions 4572: You are underway at sea. A fire is reported in the forward part of the vessel. The wind is from dead ahead at 20 knots. You should __________.
N a. remain on course and hold speed Y b. change course and put the stern to the wind N c. change course to put the wind on either beam and increase speed N d. remain on course but decrease speed 4616: You are scheduled to load 4700 tons of cargo, 45 tons of crew effects and stores and 323 tons of fuel. Use the blue pages of the Stability Data Reference Book to determine the vessel's mean draft in salt water.
Y a. 19'-00" N b. 19'-04" N c. 19'-09" N d. 20'-01" 5263: The DEEP DRILLER, loaded as shown in Sample Load Form #4 (Drilling), suffers major damage which results in flooding in tank C3S. Your best countermeasure is to __________.
Y a. pump from 9S N b. pump from C3S N c. counterflood in 1P N d. counterflood in 10S 5281: The DEEP DRILLER suffers minor flooding of the port pump room while in transit. If both port bilge pumps fail to dewater the pump room, you may __________.
Y a. use port drill water pump N b. use port saltwater service pump N c. use port ballast pumps N d. use starboard ballast pumps and crossover system 5511: When inspecting anchor chain, the American Petroleum Institute recommends checking the length over 5 links every __________.
N a. 10 feet Y b. 100 feet N c. 250 feet N d. 500 feet 5757: What determines the minimum size of an anchor buoy?
N a. Environmental conditions Y b. Water depth N c. Regulatory bodies N d. Deck space on work boat 6175: It is the responsibility of the Master or person in charge of a MODU to ensure that __________.
N a. the Muster List ("Station Bill") is posted in each compartment Y b. temporary personnel and visitors are advised of emergency stations N c. names of crew members are listed on the Muster List ("Station Bill") N d. no changes are made to the Muster List ("Station Bill") 6415: While drilling ahead with 60 foot draft, the DEEP DRILLER encounters lost circulation and loses 460 barrels of 16 pounds per gallon mud to the hole. What is the resulting draft if no additional ballast is taken on?
N a. 57 feet N b. 58 feet Y c. 59 feet N d. 60 feet 6583: When weight-testing a davit-launched liferaft on a mobile offshore drilling unit, the test weight must be equivalent to the weight of the raft, its required equipment, and __________.
N a. 90% of the allowed capacity of persons for the raft Y b. 100% of the allowed capacity of the persons for the raft N c. 110% of the allowed capacity of the persons for the raft N d. 120% of the allowed capacity of the persons for the raft 6711: Immersion suits must be stowed __________.
N a. in the pilothouse N b. on top of lockers Y c. where readily accessible N d. on open deck areas 6913: According to regulations, a Master or person in charge of a MODU is required to submit a report of a loss of life __________.
N a. only when it happens while underway N b. to the next of kin Y c. to the nearest Marine Safety or Marine Inspection Office N d. to the nearest coroner 6937: A casualty report of an intentional grounding of a MODU is required under what condition?
N a. Under any condition N b. If the grounding lasts over 24 hours Y c. If it creates a hazard to the environment N d. At the owner's discretion 7403: If you must jump from a MODU, your posture should include __________.
Y a. holding down the life preserver against the chest with one arm crossing the other, covering the mouth and nose with a hand, and feet together N b. knees bent and held close to the body with both arms around legs N c. body straight and arms held tightly at the sides for feet first entry into the water N d. both hands holding the life preserver below the chin, with knees bent, and legs crossed 7645: What abbreviation represents the height of the center of buoyancy?
N a. BK Y b. KB N c. CB N d. BM 9623: You detect an odor of burning electrical insulation and then notice smoke coming from an open laundry room doorway. After activating the fire alarm, which of the following is the LEAST likely of your next actions?
N a. Close the door to the room. N b. Locate the nearest CO2 or dry chemical extinguisher. N c. Secure power to the washers and dryers. Y d. Break out the nearest fire hose.