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.
27: The atmosphere in a tank is too lean if it is __________.
Y a. incapable of supporting combustion because the hydrocarbon content is below the LFL (Lower Flammable Limit) N b. capable of supporting combustion because the hydrocarbon content is above the UFL (Upper Flammable Limit) N c. capable of supporting a fire once started N d. not safe for ballasting 99: Annex V to MARPOL 73/78 contains requirements pertaining to the discharge into the marine environment of __________.
N a. oil Y b. garbage N c. noxious liquid substances N d. None of the above 174: If you sent out a signal on 12 March 1980, the date would be indicated by __________.
Y a. D120380 N b. D801203 N c. D031280 N d. D800312 191: Where will you find the requirements for the lights that must be displayed on a mobile offshore drilling unit that is being towed?
N a. Notice to Mariners Y b. COLREGS N c. Coast Pilot N d. Light List 329: Which statement about the free surface effect is TRUE?
Y a. It has the same affect on initial stability whether the tank is 75% full or 25% full. N b. The free surface effect usually increases at angles of heel above 25°. N c. The effect increases if the tank is off the centerline. N d. The effect can be reduced by shifting weights vertically. 336: Carbon dioxide cylinders which protect machinery spaces, paint lockers and tanks may be located within those spaces when the amount of carbon dioxide does not exceed __________.
N a. 150 lbs Y b. 300 lbs N c. 450 lbs N d. 600 lbs 341: The Master or other vessel representative must contact the nearest Coast Guard Marine Safety Office within five days of a(n) __________.
Y a. grounding N b. injury which requires first aid N c. accident which requires $(SA)2500 of repairs N d. All of the above are correct. 380: You are fighting a fire in a cargo hold on your vessel. Which action is most important concerning the stability of the vessel?
N a. Shutting off electricity to damaged cables Y b. Draining fire-fighting water and pumping it overboard N c. Maneuvering the vessel so the fire is on the lee side N d. Removing burned debris from the cargo hold 465: A cargo hose is marked with the __________.
Y a. maximum working pressure N b. bursting pressure N c. safety relief valve setting N d. maximum temperature 471: In how many locations must lifeboats be installed on a mobile offshore drilling unit?
N a. 4 N b. 3 Y c. 2 N d. 1 830: Your vessel has a midships engine room and the cargo is concentrated in the end holds. The vessel is __________.
N a. sagging with tensile stress on main deck N b. sagging with compressive stress on main deck Y c. hogging with tensile stress on main deck N d. hogging with compressive stress on main deck 930: Semi-portable extinguishers used on inspected vessels are sizes __________.
N a. II, III, and IV N b. I, II, and III Y c. III, IV, and V N d. IV and V 968: Which condition is necessary for a substance to burn?
N a. The temperature of the substance must be equal to or above its fire point. N b. The air must contain oxygen in sufficient quantity. N c. The mixture of vapors with air must be within the "explosive range." Y d. All of the above 1115: When launching a lifeboat, the tricing pennants should be released __________.
N a. before the boat is lowered from the stowed position N b. as the boat-fall blocks break clear of the davit head Y c. before the boat is lowered from the embarkation level N d. after the boat is released into the water 1125: What is the best procedure for picking up a lifeboat at sea while utilizing the lifeboat's sea painter?
N a. Place the lifeboat ahead and to windward of your vessel with the wind about broad on the bow of your ship. Y b. Place the lifeboat ahead and to leeward of your ship with the wind about broad on the bow of your ship. N c. Place your ship to windward of the lifeboat with the wind on the quarter to allow your ship to drift down to the lifeboat. N d. Place the lifeboat ahead and to windward of your ship with the wind about broad on the quarter of your ship. 1165: When in command of a lifeboat under oars, the command "Backwater" means to __________.
N a. lift oars to vertical position, trim blades fore and aft with handles resting on footings N b. complete the stroke, come to "Oars", raise oars smartly to vertical, rest handles on footing, trim blades fore and aft Y c. row in astern motion N d. complete stroke, stop rowing, dip blade about halfway into water, hold water to stop the way on the boat 1218: To safely enter a compartment where CO2 has been released from a fixed extinguishing system, you should __________.
N a. wear a canister type gas mask N b. test the air with an Orsat apparatus N c. test the air with a pure air indicator Y d. wear a self-contained breathing apparatus 1431: Which statement is FALSE regarding Halon 1301?
N a. It is colorless. Y b. It is sweet smelling. N c. It may cause dizziness when inhaled. N d. It does not conduct electricity. 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 1636: How should latitude 54°18.9'N be written when preparing an AMVER report?
N a. 54.3N N b. 0543N Y c. 5419N N d. 54°N 1728: What is the maximum percent of oxygen, by volume, allowed to be maintained in the cargo tanks prior to the commencement of crude oil tank washing?
N a. 5% Y b. 8% N c. 10% N d. 12% 1749: High pressure and low pressure alarms must be tested __________.
Y a. no earlier than 24 hours prior to loading N b. no later than 24 hours prior to loading N c. anytime prior to loading N d. weekly 1879: Your vessel measures 127 feet long by 17 feet in beam. If the natural rolling period at a draft of 7'-10" is 5 seconds, what is the GM?
N a. 1.96 feet Y b. 2.24 feet N c. 2.45 feet N d. 2.68 feet 1892: What is the required amount of time that a SART's battery must be able to operate the unit in the standby mode?
N a. 8 hours N b. 2 days N c. 3 days Y d. 4 days 1997: Vessels to which Annex V to MARPOL 73/78 applies may discharge garbage containing plastics __________.
N a. 5 nautical miles from nearest land N b. 12 nautical miles from nearest land N c. 25 nautical miles from nearest land Y d. None of the above 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 2150: You have approximately 6 tons of fish on deck. What will be the shift in the center of gravity after you shift the fish to the fish hold, a vertical distance of 7 feet? (total displacement is 422 tons)
Y a. 0.1 foot N b. 0.3 foot N c. 0.5 foot N d. 0.9 foot 2287: The limit switches on a MODUs survival-craft winch system __________.
Y a. stop the winch just before the craft reaches the final stowage position N b. limit the amount of cable on the drum N c. limit the ascent rate N d. stop the winch in case the craft weighs too much 2532: The appearance of Bunker C and fuel oils are dark colored liquids, and __________ .
N a. soluble oils N b. slop oils N c. cutting oils Y d. viscous oils 2555: When hoisting personnel from a vessel, with the MODU cranes, the crane operator must assure that __________.
N a. the personnel carrier remains directly over the vessel N b. all personnel are inside the net type carrier Y c. the personnel carrier remains directly over water N d. he does not swing the load until it is above the landing area 2564: 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 holds 1 and 2 flood, the vessel will sink if the permeability exceeds what percent?
N a. 19 N b. 24 Y c. 32 N d. 39 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. 2806: A vessel heading NW is on a course of __________.
N a. 274.5° N b. 292.5° Y c. 315.0° N d. 337.5° 2863: You are berthed at a cargo facility where you have just completed discharging a dangerous cargo from your barge. You must complete topside repairs on the barge involving hot work before sailing. Which statement is TRUE?
N a. You can make repairs with permission of the facility owner since you are empty and the cargo is on the facility. N b. The repair area must be inspected by a marine surveyor to ensure that it can be done safely. N c. Hot work repairs at such a facility are prohibited. Y d. The Captain of the Port may give specific approval to make hot work repairs. 2899: All small passenger vessels operating on lakes, bays, sounds, or river routes on runs of more than 30 minutes are required to carry __________. (small passenger vessel regulations)
Y a. 3 red hand flare distress signals and 3 orange smoke hand distress signals N b. 8 red hand flare distress signals and 8 orange smoke hand distress signals N c. 6 red hand flare distress signals and 6 orange smoke hand distress signals N d. None 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 2994: Your sailing drafts are: FWD 21'-08", AFT 22'-04" and the GM is 3.2 feet. What will be the angle of list if the #6 port deep tank (capacity 201 tons, VCG 11.4 feet, and 25.5 feet off the centerline) is filled? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 2° N b. 4° N c. 6° Y d. 8° 3084: All life floats and buoyant apparatus shall be clearly and legibly marked or painted with the __________. (small passenger vessel regulations)
N a. manufacturer's price, stock number, and inspection date N b. vessel's name, tonnage, and horsepower Y c. vessel's name in 3" letters N d. vessel's name, and number of persons allowed, all in at least 3" inch high letters and numbers 3212: Before starting a gasoline engine on a motorboat, you should make sure for safety that __________.
N a. the gasoline tank is full Y b. the bilges, cabins, etc. are thoroughly ventilated N c. you have fresh water on board N d. Each of the above is followed 3280: Which type of fire extinguishers are permitted on inspected vessels? (small passenger vessel regulations)
N a. Foam N b. Carbon dioxide N c. Dry chemical Y d. All of the above 3310: Fixed carbon dioxide fire extinguishing systems shall be installed to protect enclosed machinery and fuel tank spaces of all vessels using gasoline or other fuel having a flash point of __________. (small passenger vessel regulations)
N a. 0°F or lower N b. 75°F or lower N c. 90°F or lower Y d. 110°F or lower 3625: The DEEP DRILLER is on location during a storm. Windward anchor tensions begin to exceed the test tensions. To reduce tensions while minimizing offset over the well, you should __________.
N a. increase tension on the leeward chain N b. pay out more chain on the windward side Y c. reduce tension on the leeward chains N d. connect an emergency tow wire to the work boat 3717: During the passage of a severe storm, the DEEP DRILLER is at survival draft. Strong winds are blowing from the starboard. A careful load form calculation determined that, although the unit is level, the TCG is 2.0 feet to starboard. The value of the wind heeling moment is __________.
N a. 40,402 ft-long tons Y b. 32,099 ft-long tons N c. 21,343 ft-long tons N d. 19,982 ft-long tons 3730: The symptoms of heat exhaustion are __________.
N a. slow and strong pulse N b. flushed and dry skin N c. slow and deep breathing Y d. pale and clammy skin 3779: If more than one liferaft is manned after the vessel has sunk, __________.
N a. each raft should go in a different direction in search of land N b. the possibility of a search aircraft finding you is increased by spreading out N c. reduce the number of liferafts by getting as many people as possible into as few rafts as possible Y d. tie each of the rafts together and try to stay in a single group 3806: A liferaft which has inflated bottom-up on the water __________.
Y a. should be righted by standing on the carbon dioxide cylinder, holding the righting straps and leaning backwards N b. should be righted by standing on the life line, holding the righting straps leaning backwards N c. will right itself when the canopy tube inflates N d. must be cleared of the buoyant equipment before it will right itself 3945: Aboard the DEEP DRILLER, the bilge pumps take suction from the pump rooms, cofferdam, void area, access trunk, and __________.
Y a. center column chain lockers N b. backup drill water tank N c. primary salt-water service tank N d. forward and after column chain lockers 4115: The inspection of a 50 ft. vessel of 65 gross tons carrying more than twelve passengers on an international voyage is required by the Coast Guard once in every __________. (small passenger vessel regulations)
N a. four years with a minimum of three reinspections during the four year period N b. three years with a minimum of two reinspections during the three year period N c. two years Y d. year 4283: When underway at a draft of 10.5 feet in a severe storm, the COASTAL DRILLER has a maximum allowed KG of __________.
Y a. 40 feet N b. 50 feet N c. 55 feet N d. 65 feet 4421: While the COASTAL DRILLER is in normal transit, the roll period is 8 seconds. What would be the limiting angle of pitch which does not exceed the design limits of the legs?
N a. 10° N b. 8° Y c. 6° N d. 4° 4635: How much drill water is required for transfer between drill water tanks #25 and #26 in order to correct the list of the COASTAL DRILLER with total transverse moments of -6,800 ft-kips?
N a. 200 kips from tank #26 to tank #25 N b. 200 kips from tank #25 to tank #26 N c. 100 kips from tank #26 to tank #25 Y d. 100 kips from tank #25 to tank #26 4801: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the new VCG if the entire contents of drill water tanks 6 and 7 are discharged?
N a. 38.00 feet N b. 48.38 feet Y c. 49.16 feet N d. 65.00 feet 6543: Corrosive liquids and acids should have what kind of label?
N a. Skull and crossbones N b. Yellow N c. Red Y d. White 6631: All portable fire extinguishers must be capable of being __________.
Y a. carried by hand to a fire N b. carried or rolled to a fire N c. recharged in the field N d. used on class "B" fires 7025: A patient suffering from heat exhaustion should be___ __________.
Y a. moved to a cool room and told to lie down N b. kept standing and encouraged to walk slowly and continuously N c. given a glass of water and told to return to work after 15 minutes of rest N d. None of the above are correct 8337: What is the percentage of oxygen in a typical sample of uncontaminated air?
N a. 12 percent N b. 15 percent N c. 18 percent Y d. 21 percent 8545: It is proposed to moor the DEEP DRILLER in 600 feet of water in a region in which the effective wind velocity could reach 80 knots, significant wave height could reach 30 feet, and the current could be 1.5 knots. If these conditions occurred at the same time from the bow, the total environmental force would be __________.
N a. 620 kips Y b. 595 kips N c. 475 kips N d. 425 kips 8807: The prohibition against displaying lights which may be confused with required navigation lights applies __________.
Y a. from sunset to sunrise and during restricted visibility N b. only when other vessels are in the area N c. only when operating in a traffic separation scheme N d. only when under tow 9205: When you are firing a pyrotechnic distress signal, it should be aimed __________.
N a. horizontally and directly abeam of your vessel N b. at the vessel whose attention you want to attract N c. into the wind Y d. at greater than 60 degrees above the horizon 9357: Halon extinguishers used on a class C fire should be directed at the __________.
N a. base of the equipment N b. top of the equipment N c. power source Y d. source of the fire