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.
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 154: The standard rate of signaling by flashing light is __________.
N a. twenty letters per minute N b. thirty letters per minute Y c. forty letters per minute N d. fifty letters per minute 262: Which fire detection system is actuated by sensing a heat rise in a compartment?
N a. Manual fire detection system Y b. Automatic fire detection system N c. Smoke detection system N d. Watchman's supervisory system 392: What should be used to remove corrosion from the swivel on the female coupling of a fire hose?
N a. Bearing grease and a wire brush N b. Talc and fine sandpaper N c. Fish oil and a soft brush Y d. Fresh water, soap, and a stiff brush 456: On a vessel of 900 GT, the minimum number of fire axes required is __________.
N a. 2 N b. 4 Y c. 6 N d. 8 486: The SS AMERICAN MARINER arrived in port with drafts of: FWD28'-04", AFT 30'-11". Cargo was loaded and discharged as indicated. Use sheet 2 in the white pages of the Stability Data Reference Book to determine the final drafts. ST-0009
Y a. FWD 29'-01", AFT 30'-10" N b. FWD 29'-03", AFT 30'-08" N c. FWD 29'-07", AFT 30'-08" N d. FWD 29'-08", AFT 30'-06" 695: The Declaration of Inspection made before oil transfer operations must be signed by the __________.
N a. Master of the vessel N b. Captain of the Port Y c. person(s) in charge N d. All of the above 708: Removing which will extinguish a fire?
N a. Nitrogen N b. Carbon dioxide N c. Sodium Y d. Oxygen 924: What is the lifesaving signal for "You are seen - Assistance will be given as soon as possible"?
Y a. 3 white star signals N b. Horizontal motion with a white flag N c. Vertical motion of a white light N d. Code letter "K" by blinker light 976: Inflatable liferafts carried on passenger vessels must be annually __________.
N a. overhauled by the ship's crew N b. sent to the Coast Guard for servicing N c. sent to the steamship company shore repair facility Y d. sent to a Coast Guard approved service facility 1178: The lowest temperature required to cause self-sustained combustion of a substance independent of any outside source of ignition is called __________.
N a. explosive range N b. flash point Y c. ignition temperature N d. combustion temperature 1209: According to 46 CFR Subchapter T the purpose of fuses in electric wiring is to __________.
N a. allow for cutting out branch circuits Y b. prevent overloading the circuits N c. reduce voltage to the branch circuits N d. permit the use of smaller wiring for lighting circuits 1229: Which T-Boat must be fitted with a suitable compass?
N a. A vessel in river service N b. A vessel operating on a short, restricted route on lakes, bays, and sounds Y c. A vessel engaged in ocean or coastwise service N d. The regulations do not require a compass on any vessel 1317: The most effective way of applying carbon dioxide from a portable extinguisher to a fire is by __________.
N a. forming a cloud cover over the flames Y b. directing the gas at the base of the flames in a slow sweeping motion N c. discharging the carbon dioxide into the heart of the flames N d. bouncing the discharge off an adjacent bulkhead just above the burning surface 1423: A weight of 250 tons is loaded on your vessel 95 feet forward of the tipping center. The vessel's MT1 is 1000 ft-tons. What is the total change of trim?
N a. 11.90 inches N b. 18.75 inches Y c. 23.75 inches N d. 38.01 inches 1437: You are in a lifeboat when you sight the stars. You will be heading due north when you head for Polaris which is indicated by which letter? (D007SA )
Y a. F N b. G N c. J N d. K 2009: Your vessel measures 114 feet long by 16 feet in beam. If the natural rolling period at a draft of 5'-06" is 6 seconds, what is the GM?
Y a. 1.38 feet N b. 1.53 feet N c. 1.76 feet N d. 1.98 feet 2043: How does a coast radio station communicating by HF radio normally identify itself?
N a. By its subscriber number Y b. By its call sign N c. By its MMSI N d. By its MID 2107: What is NOT running rigging?
N a. Downhaul Y b. Backstay N c. Halyard N d. Sheet 2147: Each life preserver must be readily accessible to the person for whom it is intended while he or she is __________.
N a. at work, only N b. in his or her berthing area, only Y c. BOTH at work and in his or her berthing area N d. None of the above 2272: According to the Chemical Data Guide, what is NOT a characteristic of allyl chloride?
N a. It has a Reid vapor pressure of 10.3 (psig). N b. It is a clear to strawberry colored liquid. Y c. It has sour odor. N d. It is classified as a grade B poison. 2338: In order to check your vessel's stability, a weight of 40 tons is lifted with the jumbo boom, the boom head being 50 feet from the ship's centerline. The clinometer is then carefully read and shows a list of 5°. The vessel's displacement is 8,000 tons including the suspended weight. What will be the metacentric height of the vessel at this time?
N a. 2.74 feet N b. 2.80 feet Y c. 2.86 feet N d. 2.93 feet 2510: Camphor oil is classified as a __________.
N a. Grade A flammable liquid N b. Grade C flammable liquid Y c. Grade D combustible liquid N d. Grade E combustible liquid 2735: A load line is assigned to a MODU to insure adequate stability and __________.
N a. mooring tension N b. riser tension N c. lifesaving equipment Y d. structural strength 2742: A vessel with a small GM will __________.
N a. have a large amplitude of roll Y b. provide a comfortable ride for the crew and passengers N c. have drier decks in heavy weather N d. be likely to have cargo shift in heavy weather 2768: Small passenger vessels of less than 100 gross registered tons must be inspected by the Coast Guard when they carry more than __________. (small passenger vessel regulations)
N a. 12 passengers N b. 50 passengers Y c. 6 passengers N d. 1 passenger 2939: How many distress flares and smoke signals are small passenger vessels on oceans, coastwise or Great Lakes routes required to carry?
Y a. Six red hand flares and six orange smoke signals in a watertight container N b. Two ring life buoys with attached water lights N c. A battery operated red-flasher lantern N d. All of the above 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 3006: 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-0094
N a. FWD 26'-03", AFT 27'-08" N b. FWD 26'-08", AFT 25'-07" Y c. FWD 25'-06", AFT 26'-11" N d. FWD 26'-11", AFT 25'-06" 3027: If the result of loading a MODU is an increase in the height of the center of gravity, there will always be an increase in the __________.
N a. metacentric height N b. righting arm N c. righting moment Y d. vertical moments 3328: A barge displaying a 2' X 3' white sign with the word "WARNING" followed by "DANGEROUS CARGO" in black letters __________.
Y a. would require that a cargo information card be carried in the pilothouse of the towboat N b. may not be spotted next to the towboat while under tow N c. may not be in the same tow as a barge carrying gasoline N d. must be located as a lead barge in a tow 3388: A carburetor is required to have a safety device called a(n) __________.
N a. pressure release Y b. backfire flame arrestor N c. automatic shut off N d. flow valve 3428: Which river passenger vessel must have a copy of the vessel's plans permanently displayed?
N a. A 200 GT vessel carrying more than 50 passengers N b. A 325 GT vessel on a voyage in excess of 8 hours N c. A 550 GT vessel with sleeping accommodations Y d. A 1100 GT vessel making daylight excursion trips only 3504: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 6280 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-0135
N a. KG 25.3 feet N b. KG 25.7 feet Y c. KG 26.0 feet N d. KG 27.1 feet 3504: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 6280 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-0135
N a. KG 25.3 feet N b. KG 25.7 feet Y c. KG 26.0 feet N d. KG 27.1 feet 3604: You are the first vessel to arrive at the scene of a distress. Due to the volume of traffic on the radio, you are unable to communicate with the vessel in distress. Which action should you take?
N a. Switch to flag hoists. Y b. Broadcast "Seelonce Distress". N c. Broadcast "Charlie Quebec-Mayday-Quiet". N d. Key the microphone three times in quick succession. 3611: Each life jacket light that has a non-replaceable power source must be replaced __________.
N a. every 6 months after initial installation N b. every 12 months after initial installation N c. every 24 months after initial installation Y d. on or before the expiration date of the power source 3635: For the DEEP DRILLER, in deballasting to survival draft when threatened with heavy weather from 100 knot winds, a load form should be calculated to determine that __________.
N a. the maximum allowable KG is exceeded N b. KG corrected for free surface effects does not exceed 62.24 feet Y c. KG corrected for free surface effects does not exceed 62.09 feet N d. GM remains the same 3755: To reduce mild fever the MOST useful drug is __________.
N a. bicarbonate of soda N b. paregoric Y c. aspirin N d. aromatic spirits of ammonia 3764: What are symptom(s) of a ruptured appendix?
N a. Dilated pupils and shallow breathing N b. Diarrhea and frequent urination Y c. Muscle tenseness in almost the entire abdomen N d. Extreme sweating and reddening skin 3776: If you continue to wear extra clothing when entering the water after abandoning your vessel, it will __________.
N a. weigh you down Y b. preserve body heat N c. reduce your body heat N d. make it more difficult to breathe 3786: When using the rainwater collection tubes of a liferaft, the FIRST collection should be __________.
N a. passed around so all can drink Y b. poured overboard because of salt washed off the canopy N c. saved to be used at a later time N d. used to boil food 3986: A fire is discovered in the bow of your vessel while making way. The wind is from ahead at 35 knots. You should __________.
N a. remain on course and hold speed N b. remain on course but slack the speed N c. change course to put the wind on either beam and increase speed Y d. change course and put the stern to the wind 4685: What is the change in transverse moments for the Coastal Driller if 2.5 feet of drill water is discharged from drill water tank #23?
Y a. 1,671 ft-kips N b. -161 ft-kips N c. -1,800 ft-kips N d. -2,982 ft-kips 5431: The COASTAL DRILLER, loaded as shown in the Sample Load Form #4 (Storm), discharges all the bulk in the four bulk tanks. What is the new TCG?
N a. -1.11 feet N b. -0.47 foot N c. 1.07 feet Y d. 1.11 feet 5503: What are the two main types of stud link chain?
N a. Oil Rig chain and Oil Field Stud Link chain Y b. Flash-butt welded chain and Di-Lok chain N c. Flash-butt welded chain and Oil Rig chain N d. Oil Field Stud Link chain and Flash-butt welded chain 5591: The major cause of anchor buoy pendant wire failures is __________.
N a. corrosion Y b. rough weather N c. defective sockets N d. mishandling 6071: On offshore drilling units fitted with fixed CO2 systems, the system must withstand a bursting pressure of at least __________.
N a. 5,000 pounds per square inch Y b. 6,000 pounds per square inch N c. 8,000 pounds per square inch N d. 10,000 pounds per square inch 6277: The SS AMERICAN MARINER has drafts of: FWD 22'-03", AFT 26'-05". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 77 tons of seawater.
N a. FWD 22'-08.7", AFT 26'-02.2" N b. FWD 22'-09.3", AFT 26'-01.6" N c. FWD 22'-09.9", AFT 26'-01.0" Y d. FWD 22'-10.5", AFT 26'-00.4" 6485: The main function of the drawworks on a MODU is to __________.
N a. transport tubulars from the pipe racks to the derrick floor N b. maintain constant tension on the marine riser N c. store and secure the excess drill line Y d. lower and hoist the drill string into and out of the drilled hole 6817: How long must the records of tests and inspections of fire fighting equipment on board a MODU be retained on board?
N a. 6 months N b. 1 year N c. 3 years Y d. Until the next inspection for certification 7341: If you know that the vessel you are about to call on the VHF radio maintains a radio watch on both the working and the calling frequencies, which frequency should you call on?
N a. Calling frequency N b. Distress frequency N c. Urgency frequency Y d. Working frequency 7391: Personnel boarding a davit-launched liferaft from a MODU should be checked to assure they are not in possession of or wearing __________.
N a. oil stained shoes or clothing Y b. sharp objects that may puncture or damage the liferaft N c. matches or cigarette lighters N d. drugs or paraphernalia not approved by a medical doctor 8163: The ship's drawings for use when the DEEP DRILLER is damaged are available in the __________.
N a. wheelhouse under glass N b. toolpusher's quarters N c. OIM's office Y d. ballast control room 8217: What is the purpose of a striker plate?
N a. Provides surface for applying force on machinery Y b. Provides landing surface for the sounding bob N c. Absorbs machinery vibration N d. Prevents valve stem over-travel 8263: When removing the cap from a sounding tube on a MODU, the sound of air escaping indicates the tank __________.
N a. is full Y b. may be partially flooded N c. level has dropped N d. is completely flooded 8405: The most serious effect of oxygen retained in a diesel engine jacket water cooling system is that it __________.
Y a. causes corrosion N b. reduces the effectiveness of the coolant N c. can form air pockets which exclude coolant contact with hot surfaces N d. accelerates formation of hydrogen peroxide deposits 8773: The muster list shows each rig hand's muster station, his duties during abandonment, basic instructions, and __________.
Y a. all emergency signals N b. instructions for lowering the survival craft N c. the time each weekly drill will be held N d. work schedule 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 9383: Immediately after abandoning a vessel, lookouts should be posted aboard liferafts to look for __________.
Y a. survivors in the water N b. food and water N c. land N d. bad weather