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.
302: If you are fighting a fire below the main deck of your vessel, which action is most important concerning the stability of the vessel?
N a. Shutting off electricity to damaged cables Y b. Pumping fire-fighting water overboard N c. Maneuvering the vessel so the fire is on the lee side N d. Removing burned debris from the cargo hold 434: You are underway in the Gulf of Mexico when you hear a distress message over the VHF radio. The position of the sender is about 20 miles south of Galveston, TX, and you are about 80 miles ESE of Galveston. What action should you take?
N a. Immediately acknowledge receipt of the distress message Y b. Defer acknowledgment for a short interval so that a coast station may acknowledge receipt N c. Do not acknowledge receipt until other ships nearer to the distress have acknowledged N d. Do not acknowledge receipt because you are too far away to take action 454: Marine Operators, when calling a ship on VHF-FM radiotelephone, normally call on channel __________.
N a. 13 Y b. 16 N c. 19 N d. 23 681: Size III, IV, and V extinguishers are considered __________.
N a. hand portable N b. all purpose N c. fixed extinguishers Y d. semi-portable 686: You should be most concerned about a possible explosion or fire in fuel tanks __________.
Y a. during fueling when the fuel first strikes the tank bottom N b. during fueling when the fuel strikes fuel already in the tank N c. when underway as the fuel is moved by wave action N d. shortly after fueling when fuel vapors gather 813: You hear the general alarm and ship's whistle sound for over 10 seconds. Traditionally, this is the signal for __________.
N a. abandon ship N b. dismissal from fire and emergency stations Y c. fire and emergency N d. man overboard 842: As compared to carbon dioxide, dry chemical has which advantage?
N a. Cleaner N b. Effective on metal fires Y c. Greater range N d. More cooling effect 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. 1013: If it is impractical to use the fill line to sound the fuel tank, then the tank should be fitted with __________. (Small Passenger Vessel Regulations)
Y a. a separate sounding tube or an installed marine type fuel gauge N b. An extra five gallon tank for reserve fuel N c. A good air vent of sufficient diameter N d. A glass tube to visually observe the fuel 1158: Spontaneous combustion is caused by __________.
N a. an outside heat source heating a substance until it ignites N b. conduction of heat through a wall of material to the substance Y c. chemical action within a substance N d. All of the above 1266: A life line must be connected to the liferaft __________.
N a. at the bow N b. at the stern N c. in the middle Y d. all around 1285: You have abandoned ship and find yourself aboard a lifeboat in a heavy sea. Your boat is able to make way through the water. To prevent broaching, you should __________.
N a. put the sea on your stern and run as fast as the boat will go N b. take no action to prevent broaching as this is a recommended maneuver in a heavy sea Y c. head the boat into the swells to take them at a 30 to 40 degree angle on either bow and run as slow as possible without losing steerage N d. place everyone as far forward in the boat as possible to keep the bow heavy 1413: Your vessel is damaged, and there is no list or trim. The rolling period is short. The freeboard before the damage was 12'02" (3.7 meters). It is now reduced to 3'00"(1 meter). Which action would you take FIRST?
N a. Press up a slack centerline double bottom tank Y b. Pump out an amidships centerline ballast tank N c. Transfer ballast from the peak tanks to an amidships centerline tank N d. Pump out the marine potable tank located on the starboard side amidships 1557: When a sea anchor for a lifeboat is properly rigged, it will __________.
N a. completely stop the lifeboat from drifting Y b. help to prevent broaching N c. prevent the lifeboat from pitching N d. None of the above 1937: On offshore drilling units, a fire drill must be conducted at least once a __________.
Y a. week N b. month N c. quarter N d. year 1983: What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?
N a. Electricity Y b. Chain reaction N c. Pressure N d. Smoke 2061: Where would you find the "call sign" or "call letters" of the radio station on your rig?
N a. In the rig safety manual N b. On the Certificate of Inspection Y c. On the Ship Station License N d. On the rig Watch Bill 2197: A self-righting survival craft will return to an upright position provided that all personnel __________.
Y a. are seated with seat belts on and doors shut N b. are seated with seat belts on and doors open N c. are to shift to one side to right it N d. escape from the craft 2236: A vessel is limited to a maximum draft of 25'-11". The present drafts are: FWD 24'-10", AFT 23'-02". How much more cargo can be loaded and where should it be located if a drag of 18 inches is desired? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 345 tons 124 feet aft of the tipping center N b. 525 tons 18 feet forward of the tipping center N c. 640 tons 74 feet aft of the tipping center Y d. 690 tons 62 feet aft of the tipping center 2464: 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-0064
N a. 3.9 feet Y b. 4.3 feet N c. 4.7 feet N d. 5.1 feet 2621: The decks of a MODU are supported by transverse members called __________.
N a. trusses N b. deck longitudinals Y c. deck beams N d. web frames 2819: Distress flares and smoke signals are not required on vessels operating on short runs. A "short run" is limited to __________. (small passenger vessel regulation)
N a. water of less than 20 feet in depth N b. where land is always in sight N c. no more than 5 miles Y d. about 30 minutes away from the dock 2959: Which commodity would be regulated by subchapter D, Rules and Regulations for Tank Vessels?
Y a. Asphalt N b. Vinyl Chloride N c. Benzene N d. All of the above 2970: An immersion suit must be equipped with a/an __________.
N a. air bottle for breathing N b. orange smoke canister Y c. whistle, light and retroreflective material N d. sea dye marker 2978: Which equipment is not required for a life float? (small passenger vessel regulations)
N a. Paddles N b. Light N c. Painter Y d. Compass 3013: Semisubmersibles A and B are identical. However, "A" is more tender than "B". This means that "A" relative to "B" has a __________.
N a. lower KG Y b. smaller GM N c. smaller roll angle N d. larger GZ 3137: With damaged floating vessels, the most important consideration is the preservation of __________.
N a. bilge pumping capacity Y b. reserve buoyancy N c. level attitude N d. instability 3182: What is the minimum number of portable fire extinguishers required on board a 45-foot motorboat having a fixed fire system on board? (Uninspected Vessel Regulations)
N a. 1 B-I Y b. 2 B-I N c. 3 B-I N d. 4 B-I 3249: 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-0116
Y a. 231.0 ft N b. 234.3 ft N c. 244.6 ft N d. 251.5 ft 3258: Assuming that the recommended hatch loading sequence is followed, how many long tons of iron ore may be loaded through hatch No. 20 while using a single belt loader to arrive at a desired mean keel draft of 24'-10"? (Use the Guidance Manual for Loading M.V. GRAND HAVEN.)
N a. 1540 tons N b. 1590 tons Y c. 1645 tons N d. 1670 tons 3283: The midships house of your break bulk ship is constructed with an interior stair tower from the main deck to the bridge. Under what circumstances may the doors from each deck to the stair tower be kept open when underway?
N a. They can be kept open if the Muster List ("Station Bill") has personnel designated to close them in case of fire. N b. They may be kept open if the ventilation or air conditioning system is shut down. N c. They are to be kept closed at all times. Y d. They may be kept open if they can be automatically closed from the bridge. 3357: What must be carried out in order to launch and inflate an inflatable liferaft?
N a. Pull on the hydrostatic release, pull on the sea painter. Y b. Push on the hydrostatic release, pull on the sea painter. N c. Push on the hydrostatic release, push on the sea painter. N d. Pull on the hydrostatic release, push on the sea painter. 3409: To launch a liferaft by hand, you should __________.
N a. cut the casing bands, throw the raft over the side and it will inflate by itself N b. detach the operating cord, throw the liferaft over the side and it will then inflate N c. cut the casing bands, throw the raft over the side and pull the operating cord Y d. throw the liferaft over the side and pull the operating cord 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 3621: The DEEP DRILLER is moored in 700 feet of water. The average tension on the mooring lines is 200 kips. What is the total vertical component of chain tension?
N a. 60.9 long tons N b. 472.8 long tons Y c. 487.2 long tons N d. 714.4 long tons 3658: 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-0145
N a. 226.9 ft N b. 238.3 ft N c. 252.4 ft Y d. 268.8 ft 3673: The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the port center column below the waterline. Pumping from tanks 2P and 9P is not sufficient to prevent increasing port list. You should consider counterflooding in tank __________.
N a. 2S N b. 9S Y c. C2BS N d. C2BP 3868: The rescue boat on an OSV shall carry a tow line strong enough to tow the vessel's largest loaded liferaft at a speed of at least __________.
N a. 1 knot Y b. 2 knot N c. 5 knot N d. 10 knot 3966: In the illustration shown, the righting strap is shown as item number __________. (D014SA )
N a. 8 N b. 9 N c. 12 Y d. 16 3991: The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of transverse moments for the Stores & Supplies (Table 6) if paint weighing 3.48 tons is added to the paint locker?
N a. 592 foot-tons N b. 296 foot-tons N c. 148 foot-tons Y d. 000 foot-tons 4024: In the towing vessel fire protection regulations, all of the following are fire detection requirements, EXCEPT that _____________ .
N a. the control panel must have labels for all switches and indicator lights N b. the detection system must be powered from two sources, with the switchover being either manual or automatic N c. there must be a circuit-fault detector test-switch in the control panel Y d. none of the above 4025: When is direct voice communication allowed in place of an internal communication system on a towing vessel?
N a. When the vessel is less than 20 meters in length N b. When the vessel is ruled to be an "existing vessel" Y c. When the controls at the operation station are within 3 meters (10 feet) of the engine room access N d. When it is easier to shout than use a radio or telephone 4195: The motions of the COASTAL DRILLER during a normal transit when wind speeds are less than 70 knots are limited by __________.
N a. stability N b. deck edge immersion N c. wave heights Y d. leg strength 4211: The COASTAL DRILLER, while in normal transit, experiences a single amplitude roll of 6 degrees. What is the minimum roll period which does not exceed design limits of the legs?
N a. 10.5 seconds Y b. 8.0 seconds N c. 4.5 seconds N d. 1.0 second 4553: What longitudinal moments are created when 379.97 kips of fresh water is placed in the COASTAL DRILLER's #1 drill water tank?
N a. 1,729 ft-kips N b. 1,739 ft-kips N c. 1,749 ft-kips Y d. 1,759 ft-kips 4807: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the new transverse free surface correction (FSCT) if the entire contents of drill water tanks 6 and 7 are discharged?
N a. 2.24 feet N b. 2.14 feet N c. 2.10 feet Y d. 1.67 feet 4814: You are scheduled to load 3900 tons of cargo, 45 tons of crew effects and stores and 359 tons of fuel. Use the blue pages of the Stability Data Reference Book to determine the vessel's mean draft in fresh water.
N a. 19'-00" N b. 18'-07" N c. 18'-04" Y d. 18'-01" 5083: When a mobile offshore drilling unit on the waters of the U.S. Outer Continental Shelf has more than one obstruction light, the lights must be operated to flash __________.
Y a. at the same time N b. in sequence at intervals of five seconds N c. in sequence at intervals of ten seconds N d. in sequence at intervals of fifteen seconds 5697: The motion that can significantly increase mooring line tension is __________.
N a. pitch N b. roll N c. yaw Y d. sway 6276: Your drafts are: FWD 17'-09", AFT 18'-03". Use the blue pages of the Stability Data Reference Book to determine the location of the center of flotation relative to amidships.
N a. 5.6 feet forward Y b. 5.1 feet forward N c. at the center of flotation N d. 0.8 foot aft 6793: The person on a MODU who is responsible for maintaining the engineering spaces in a clean and sanitary condition is the __________.
N a. Master, or person in charge Y b. Chief Engineer, or engineer in charge if no chief engineer is required N c. senior mechanic, or mechanic on duty if no senior mechanic designated N d. senior electrician, or electrician on duty if no senior electrician designated 7066: What does blowing tubes accomplish?
N a. Eliminates unburned fuel oil residues from the firebox Y b. Increases boiler efficiency N c. Flushes away mineral deposits inside the water tubes N d. Cleans soot deposits from the inside of the stack 8115: When two ballast pumps used for deballasting a single tank start cavitating, you should __________.
N a. open all valves on the discharge side to permit improved flow N b. close the valve on the discharge side of the pump to re-acquire suction N c. close the valve on the suction side of the ballast pump to re-prime the pump Y d. shut down one pump 8395: What is the purpose of the intake/exhaust valves in a diesel engine?
Y a. They regulate the combustion cycle. N b. They supply cooling water. N c. They synchronize the ignition spark. N d. They supply and regulate the lubricant flow. 8661: While the DEEP DRILLER is operating as shown in Sample Form #4 (Drilling), casing is accidentally dropped over the starboard side. If the starboard aft inclination is slowly increasing, which tank is probably damaged?
N a. 9S N b. 8S Y c. 10S N d. 10P 9153: The two factors which make underwater hull repair of a MODU difficult are accessibility and the __________.
N a. availability of tools N b. shape of the hull Y c. pressure exerted by the water N d. threat of progressive flooding 9227: The longitudinal free surface correction of a floating MODU displacing 12,000 kips is 1.20 feet. What would be the new FSCL if 2,400 kips of solid variable loads are added?
N a. 1.50 feet N b. 1.20 feet Y c. 1.00 foot N d. 0.83 foot 9381: If the liferaft capsizes, all personnel should leave the raft and __________.
N a. climb onto the bottom N b. swim away from the raft Y c. right the raft using the righting strap N d. inflate the righting bag 9591: The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the new draft if all the bulk materials are discharged?
N a. 36.23 feet Y b. 44.27 feet N c. 45.73 feet N d. 53.77 feet 9671: When fighting a large fire on your vessel and attacking it from ABOVE the space on fire, it is important to __________.
Y a. rotate personnel, due to heat stress N b. station personnel on the hot deck immediately above the fire N c. stay low by crouching or kneeling on deck N d. All of the above