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.
26: The galley on your cargo vessel has an area of 2,500 square feet. What would fulfill the minimum requirements for fire protection?
N a. One B-I extinguisher Y b. One B-II extinguisher N c. One B-II and one C-II extinguisher N d. One B-V extinguisher 57: The minimum concentration of a vapor in air which can form an explosive mixture is called the __________.
N a. auto-ignition point N b. flash point Y c. lower explosive limit (LEL) N d. threshold limit value (TLV) 401: On a vessel of 12,000 tons displacement, what is the reduction in metacentric height due to free surface when a tank 60 feet long and 60 feet wide is partially filled with water?
N a. 2.30 feet N b. 2.43 feet N c. 2.48 feet Y d. 2.57 feet 415: What must ocean going vessels of 100 GT to 400 GT be fitted with for oily mixtures?
N a. A fixed system to discharge the slops overboard Y b. A fixed system to discharge oily mixtures to a reception facility N c. A portable system to discharge the slops overboard N d. A portable system to discharge oily mixtures to a reception facility 442: On the all-purpose nozzle, the position of the valve when the handle is all the way forward is __________.
Y a. shut N b. fog N c. solid stream N d. spray 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 661: The Master of a fishing vessel must ensure that each crew member participates in at least one fire drill every __________.
N a. day N b. week Y c. month N d. 3 months 793: Which of the following represents the maximum percent of oxygen, by volume, required to be achieved by a ship's inert gas system, prior to the commencement of crude oil tank washing?
N a. 6% Y b. 8% N c. 10% N d. 12% 987: Which extinguishing agent will cool down a heated bulkhead in the least amount of time?
N a. Water stream Y b. Water fog or spray N c. Steam N d. Dry chemical 1000: A vessel continually lists to one side and has a normal rolling period. Which statement is TRUE?
N a. The vessel has negative GM. N b. The center of gravity is on the centerline. N c. The list can be corrected by reducing KM. Y d. The vessel has asymmetrical weight distribution. 1002: How do you operate a portable CO2 fire extinguisher?
N a. Point the horn down. N b. Turn cylinder upside-down. N c. Break the rupture disc. Y d. Pull pin, squeeze grip. 1079: Which alarm is NOT found on an inert gas system?
Y a. Low oxygen alarm N b. Low pressure alarm N c. Scrubber high water level alarm N d. Deck seal low water alarm 1134: On board small passenger vessels, ducts for compartments which contain gasoline powered machinery or gasoline storage tanks __________.
N a. must not allow any appreciable vapor flow except through their normal openings N b. must be of rigid, permanent construction N c. must lead as directly as possible and be properly fastened and supported Y d. All of the above 1162: Which instrument is suitable for determining the presence of explosive concentrations of fuel oil vapors in tanks?
N a. A flame safety lamp Y b. A combustible gas indicator N c. A liquid cargo meter N d. All of the above 1202: Which is the most accurate instrument for measuring the amount of oxygen in the atmosphere of a confined space?
N a. Combustible gas indicator Y b. Oxygen indicator N c. Flame safety lamp N d. All of the above 1247: The BEST method of applying foam to a fire is to __________.
N a. spray directly on the base of the fire Y b. flow the foam down a nearby vertical surface N c. sweep the fire with the foam N d. spray directly on the surface of the fire 1394: In each inflatable liferaft, what equipment is provided to make quick, emergency, temporary repairs to large holes in the raft?
N a. No equipment is provided. N b. Glue and rubber patches Y c. Several various-sized sealing clamps N d. Self-adhesive rubberized canvas patches 1502: A portable foam (stored-pressure type) fire extinguisher would be most useful in combating a fire in __________.
N a. generators Y b. oil drums N c. the bridge controls N d. combustible metals 1503: If you have to jump in the water when abandoning ship, your legs should be __________.
N a. spread apart as far as possible N b. held as tightly against your chest as possible N c. in a kneeling position Y d. extended straight down and crossed at the ankles 1844: Your vessel displaces 368 tons and measures 96'L x 28'B. You ship a large wave on the after deck. What is the reduction to GM due to free surface before the water drains overboard, if the after deck measures 42'L x 28'B and the weight of the water is 36 tons?
N a. 4.98 feet N b. 5.21 feet Y c. 5.43 feet N d. 5.67 feet 1955: How often must the emergency generator be tested on a mobile offshore drilling unit?
N a. Once each day N b. Once each week Y c. Once each month N d. Once each year 1957: The first AMVER position report must be sent within how many hours of departure?
N a. 12 Y b. 24 N c. 36 N d. 48 2126: Which spaces are required to be segregated from cargo tanks carrying grades A, B, C, or D cargoes?
N a. Pump rooms N b. Enclosed deck spaces N c. Cofferdams Y d. Navigation spaces 2198: Which statement is TRUE concerning a sailing vessel with the sails properly trimmed?
N a. The more the sails are sheeted in, the greater your speed will be when sailing downwind. N b. As the sails are sheeted in, the vessel will heel less when close hauled. N c. As the sails are sheeted in on a close hauled course, speed will increase as the side forces on the vessel decrease. Y d. Sheeting in the sails will allow the vessel to sail closer to the wind but will decrease speed. 2258: According to the Chemical Data Guide, to what chemical family does 1,3 - pentadiene belong?
N a. Unsaturated hydrocarbons N b. Esters N c. Phosphorus Y d. Olefins 2285: When retrieving the survival craft, the helmsman should instruct the crewman to __________.
N a. check the fuel level N b. open the doors N c. take the life preservers off Y d. check that hooks are fully locked in place 2301: If water is rising in the bilge of a survival craft, you should first __________.
N a. abandon the survival craft N b. check for cracks in the hull N c. shift all personnel to the stern Y d. check the bilge drain plug 2463: A heavy, thick-walled tube, usually steel, used between the drill pipe and the bit in the drill stem to weight the bit in order to improve its performance is called a __________.
N a. heavy-walled drill pipe N b. tool joint N c. down hole tool Y d. drill collar 2718: Your vessel's drafts are: FWD 22'-04", AFT 22'-10"; and the KG is 18.4 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 30° inclination.
N a. 1.6 feet N b. 2.9 feet N c. 3.8 feet Y d. 4.6 feet 2859: For emergency communications, vessels operating on oceans, coastwise, or Great Lakes routes, on runs of more than 30 minutes shall carry in a portable watertight container at or near the operating station __________. (small passenger vessel regulations)
N a. six orange hand smoke distress signals N b. six red hand flare distress signals N c. one 3-cell flashlight Y d. six red hand flare distress signals and six orange hand smoke distress signals 2930: You have loaded a deck cargo, and the vessel has assumed a 5° list due to negative GM. Your salt water drafts are: FWD 16'-10", AFT 16'-08". If you then load 1225 tons of cargo in the lower hold (VCG 12 feet) and 875 tons of cargo in the lower 'tween decks (VCG 24 feet), what is the final GM? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 0.0 feet Y b. 0.8 foot N c. 1.2 feet N d. 1.9 feet 2982: The SS AMERICAN MARINER is ready to bunker with drafts of FWD 11'-01", AFT 15'-01". After all bunkers are on board, soundings indicate the tonnages shown. Use the white pages of The Stability Data Reference Book to determine the free surface correction. ST-0091
N a. 1.20 feet N b. 0.92 foot Y c. 0.73 foot N d. 0.61 foot 3195: The SS AMERICAN MARINER will sail with the load shown. Use the white pages of The Stability Data Reference Book to determine the drafts. ST-0113
N a. FWD 18'-05", AFT 21'-05" N b. FWD 18'-00", AFT 21'-10" N c. FWD 18'-06", AFT 22'-01" Y d. FWD 17'-10", AFT 22'-00" 3325: A semisubmersible, with a TCG of 0.5 feet to port, displaces 20,000 long tons. Bulk, weighing 400 long tons, is discharged from P-tanks located 50 feet starboard of the centerline. What is the new TCG?
N a. 1.03 feet starboard of centerline N b. 0.53 foot starboard of centerline N c. 0.53 foot port of centerline Y d. 1.53 feet port of centerline 3366: An inflatable liferaft is floating in its container, attached to the ship by its painter, as the ship is sinking rapidly. Which action should be taken with respect to the liferaft container?
N a. Cut the painter line so that it will not pull the liferaft container down. N b. Swim away from the container so that you will not be in danger as it goes down. Y c. Take no action as the pull on the painter will cause the liferaft to inflate and open the container. N d. Manually open the container and inflate the liferaft with the hand pump. 3491: The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the starboard forward column below the waterline. Pumping from tank 2S and 3S is not sufficient to prevent increasing starboard list and bow down trim. You should consider counterflooding in tank __________.
N a. 2P N b. 9P N c. C2BP Y d. 10P 3529: The SS AMERICAN MARINER has the following drafts: FWD 08'-11.5", AFT 15'-11.5". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0138
N a. 2.15 feet Y b. 2.05 feet N c. 1.95 feet N d. 1.75 feet 3532: Your vessel's existing draft is FWD 19'-08", AFT 20'-04". Using the Guidance Manual for Loading M.V. GRAND HAVEN, determine the new draft if 840 long tons are loaded in No. 1 hatch.
N a. FWD 18'-08", AFT 21'-06" N b. FWD 18'-09", AFT 21'-07" N c. FWD 18'-11", AFT 21'-09" Y d. FWD 22'-00", AFT 19'-02" 3544: A message by flashing light consists of the call, the identity, the text, and the __________.
N a. destination N b. answer N c. time Y d. ending 3641: Signaling devices required on inflatable liferafts include a(n) __________.
N a. Very pistol Y b. orange smoke signal N c. air horn N d. lantern 3795: When the ullage is 5.7 feet in P-Tank #6 for the Deep Driller, the transverse moment for P-Tank #6 is __________.
N a. 1,288 foot-tons Y b. 1,887 foot-tons N c. 3,169 foot-tons N d. 4,596 foot-tons 4837: When the bypass valve of a self-contained breathing apparatus is opened, the mainline valve should be __________.
N a. completely open Y b. completely closed N c. pinched to check the air flow N d. immediately disconnected 5504: While signaling by flashing light you make an error. You should send __________.
N a. RPT, then repeat the entire signal N b. EEE, then send the word correctly Y c. the erase signal then continue the message with the last correctly spelled word N d. the correction signal and re-spell the word 5701: The vessel motion that can significantly affect mooring line tensions on a MODU is __________.
N a. roll N b. yaw Y c. surge N d. pitch 5961: A CO2 extinguisher on a MODU which has lost 10% of its charge must be __________.
N a. used at the earliest opportunity N b. hydro-tested Y c. recharged N d. weighed again in one month 6106: 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-0192
N a. Available GM 4.3 ft N b. Available GM 4.7 ft N c. Available GM 5.1 ft Y d. Available GM 5.5 ft 6308: You are underway at sea when 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 N b. change course to put the wind on either beam and increase speed N c. remain on course but decrease speed Y d. change course and put the stern to the wind 8222: Which will improve stability?
N a. Closing watertight doors Y b. Pumping the bilges N c. Loading cargo on deck N d. Consuming fuel from a full tank 8331: When H2S is burned (flared) on a MODU, what can you expect to occur?
N a. All of the H2S will be converted to SO2. N b. All of the H2S will be converted to hydrogen and free sulfur. Y c. Only 80% of the H2S will be converted to SO2 or free sulfur. N d. The H2S not converted will not be dangerous. 8781: To determine the number of certificated Lifeboatmen required on a mobile offshore drilling unit, you should check the __________.
N a. load line certificate Y b. Certificate of Inspection N c. Safety of Life at Sea Certificate N d. Operations Manual 8907: When giving first aid, you should understand how to conduct primary and secondary surveys and know __________.
N a. which medications to prescribe N b. how to diagnose an illness from symptoms Y c. the limits of your capabilities N d. how to set broken bones 9091: The outlet at a fire hydrant may be positioned anywhere from horizontal to pointing __________.
N a. 45° upward N b. vertically upward Y c. vertically downward N d. all of the above 9097: When must a dry chemical fire extinguisher be recharged?
Y a. After each use N b. When the air temperature exceeds 90°F N c. Every 6 months N d. Every 12 months 9111: Inspection of a Halon extinguisher involves checking the hose, handle, nozzle, and __________.
N a. sight glass Y b. weighing the extinguisher N c. service technicians report N d. last date it was charged 9307: When a rescuer finds an electrical burn victim in the vicinity of live electrical equipment or wiring, his first step is to __________.
N a. flush water over any burned area of the patient N b. apply ointment to the burned areas on the patient Y c. get assistance to shut down electrical power in the area N d. remove the patient from the vicinity of the live electrical equipment or wiring 9553: When the height of the metacenter is greater than the height of the center of gravity, a vessel is in __________.
Y a. stable equilibrium N b. neutral equilibrium N c. unstable equilibrium N d. negative equilibrium 9603: During the passage of a severe storm the maximum vertical moments, including free surface moments, permitted on the DEEP DRILLER at survival draft is __________.
N a. 998,942 ft-tons Y b. 996,522 ft-tons N c. 990,430 ft-tons N d. 889,555 ft-tons 9633: Which of the following statements is true concerning the control activators, i.e., pull-handles, push-buttons or levers, for a space protected by a CO2 fixed fire extinguishing system?
N a. Only one control activator is required for discharge piping systems designed without a stop valve. N b. Two control activators are required when a stop valve is installed in the main discharge line to a space. N c. An alarm must sound for at least 20 seconds before CO2 is released into a space that is likely to be occupied. Y d. All of the above 9633: Which of the following statements is true concerning the control activators, i.e., pull-handles, push-buttons or levers, for a space protected by a CO2 fixed fire extinguishing system?
N a. Only one control activator is required for discharge piping systems designed without a stop valve. N b. Two control activators are required when a stop valve is installed in the main discharge line to a space. N c. An alarm must sound for at least 20 seconds before CO2 is released into a space that is likely to be occupied. Y d. All of the above 9651: In a fixed CO2 fire extinguishing system where pressure from pilot cylinders is used to release the CO2 from the main bank of cylinders, the number of required pilot cylinders shall be at least __________.
Y a. 2 N b. 3 N c. 4 N d. 6