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.
19: The operator of the ship's radiotelephone, if the radiotelephone is carried voluntarily, must hold at least a __________.
N a. mate's license Y b. restricted radiotelephone operator permit N c. second-class radio operator's license N d. seaman's document 79: A squeeze-grip type carbon dioxide portable fire extinguisher has been partially discharged. It should be __________.
Y a. labeled empty and recharged as soon as possible N b. replaced in its proper location if weight loss is no more than 25% N c. replaced in its proper location regardless of weight N d. replaced in its proper location if weight loss is no more than 15% 311: Spontaneous ignition can result from __________.
N a. an unprotected drop-light bulb Y b. careless disposal or storage of material N c. smoking in bed N d. worn electrical wires on power tools 312: The spray of water in low-velocity fog will have __________.
N a. greater range than high-velocity fog Y b. lesser range than high-velocity fog N c. about the same range as high-velocity fog N d. greater range than a solid stream 325: For the purposes of cargo oil containment, the fixed container under the manifold of an eight-inch loading line must hold a minimum of __________.
Y a. three barrels N b. four barrels N c. six barrels N d. eight barrels 482: The high-velocity fog tip used with the all-purpose fire fighting nozzle should always be __________.
Y a. attached by a chain N b. coated with heavy grease to prevent corrosion N c. painted red for identity as emergency equipment N d. stored in the clip at each fire station 611: The maximum mean draft to which a vessel may be safely loaded is called __________.
N a. mean draft N b. calculated draft N c. deep draft Y d. load line draft 636: What is required by regulations concerning the stowage of lifeboats on cargo vessels?
Y a. Each lifeboat must have a launching appliance. N b. Launching appliances must be of the gravity type. N c. There may not be more than two launching appliances on the same deck. N d. All of the above 648: Ring life buoys used aboard a small passenger vessels on oceans or coastwise routes are required to be what color?
N a. White N b. White or international orange Y c. Orange N d. Any highly visible color easily seen from the air 672: A foam-type portable fire extinguisher is most useful in fighting a fire in __________.
N a. generators Y b. oil drums N c. the bridge controls N d. combustible metals 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 704: Which radiotelephone transmission may be sent over channel 16?
N a. Distress signal MAYDAY N b. Call to a particular station N c. A meteorological warning Y d. All of the above 991: Fire extinguishing agents used on Class C fires must be __________.
N a. able to absorb heat N b. water based Y c. nonconducting N d. nontoxic 1102: While using a combustible gas indicator, if the hydrocarbon content of the atmosphere exceeds the U.E.L., the needle of the indicator will __________.
N a. remain at zero without moving N b. move to the maximum reading and stay there N c. move halfway up the scale Y d. move to the maximum reading and immediately return to zero 1194: Which operation should be done when launching an inflatable liferaft by hand?
N a. Open the liferaft casing. N b. Turn the valve on the CO2 cylinder to start inflation. Y c. Make sure the operating cord is secured to the vessel before throwing it over the side. N d. After inflation, detach operating cord from liferaft. 1341: Persons who have swallowed a non-petroleum based poison are given large quantities of warm soapy water or warm salt water to __________.
Y a. induce vomiting N b. absorb the poison from the blood N c. neutralize the poison in the blood N d. increase the digestive process and eliminate the poison 1398: The size of fire hydrant hose connections on a cargo vessel must be either 1-1/2 inches or __________.
N a. 1 inch Y b. 2-1/2 inches N c. 3 inches N d. 3-1/2 inches 1806: Your vessel displaces 562 tons and measures 121'L x 29'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 46'L x 29'B and the weight of the water is 41 tons?
Y a. 4.43 feet N b. 4.61 feet N c. 4.86 feet N d. 5.12 feet 1814: Your vessel displaces 840 tons and measures 146'L x 38'B. You ship a large wave on the after deck. What is the reduction in GM due to free surface before the water drains overboard, if the after deck measures 65'L x 38'B and the weight of the water is 76 tons?
N a. 8.76 feet N b. 8.93 feet N c. 9.04 feet Y d. 9.27 feet 2021: The sails are properly set and trimmed. As a vessel heads up from a beam reach to close hauled the __________.
N a. true wind velocity increases N b. heeling moment decreases Y c. side slip increases N d. jib sheet must be eased 2203: Who is responsible for lowering the survival craft?
N a. Roustabout N b. First man aboard N c. Last man aboard Y d. Helmsman 2207: You are keeping the required garbage disposal records. The amount of garbage disposed must be stated in __________.
N a. both cubic meters and cubic feet Y b. cubic meters N c. both kilos and pounds N d. barrels of 55 gallon capacity 2267: During the towing of a survival craft, a lookout should be on station to __________.
Y a. release the towline in an emergency N b. help the helmsman steer N c. look for food and water N d. check the water level in the bilge 2323: Why is electrical power preferred over mechanical power for driving heavy machinery on drilling rigs?
N a. More fuel efficient Y b. More flexible N c. Lighter N d. Less maintenance 2364: Your vessel is limited to a maximum draft of 27'-06". The present drafts are: FWD 24'-10", AFT 26'-00". How much more cargo can be loaded and where should it be located if a drag of 1 foot is desired? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
Y a. 950 tons 2.5 feet forward of the tipping center N b. 950 tons 5.6 feet aft of amidships N c. 1250 tons 4.3 feet forward of amidships N d. 1250 tons 1.4 feet aft of the tipping center 2514: Your vessel's drafts are: FWD 14'-11", AFT 16'-01"; and the KG is 23.2 feet. What is the righting moment when the vessel is inclined to 15°? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 5,800 foot-tons N b. 7,600 foot-tons Y c. 9,272 foot-tons N d. 11,200 foot-tons 2833: A vessel heading NE is on a course of __________.
N a. 022.5° Y b. 045.0° N c. 067.5° N d. 090.0° 3159: Fusible-link fire dampers are operated by __________.
N a. a break-glass and pull-cable system N b. electrical controls on the bridge N c. a mechanical arm outside the vent duct Y d. the heat of a fire melting the link 3350: Which statement is TRUE concerning the number of portable fire extinguishers required at the operating station of a small passenger vessel? (small passenger vessel regulations)
N a. None are required. Y b. One B-I extinguisher is required. N c. One B-II extinguisher is required. N d. Two B-I extinguishers are required. 3363: What must be carried out in order to manually launch an inflatable liferaft not designed for float-free operation?
N a. It will be easily launched by simply breaking the weak link. Y b. Depress the hydrostatic release button. N c. It is easily launched by cutting the container securing straps. N d. It is only necessary to attach the weak link to the vessel. 3487: Generally, what is used to inflate liferafts?
Y a. non-toxic inert gas N b. Oxygen N c. Hydrogen N d. Carbon monoxide 3566: The normal equipment of every rescue boat shall include __________.
N a. buoyant oars N b. one 50 meter line N c. one first aid kit Y d. All of the above 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. 3628: Each vessel in ocean and coastwise service must have an approved EPIRB. An EPIRB __________.
N a. must be stowed in a manner so that it will float free if the vessel sinks N b. must be stowed where it is readily accessible for testing and use N c. is a devise that transmits a radio signal Y d. All of the above 3666: When you are firing a pyrotechnic distress signal, it should be aimed at __________.
N a. straight overhead N b. at the vessel whose attention you are trying to get N c. into the wind Y d. about 60 degrees above the horizon 3766: The primary concern in aiding a back injury patient is __________.
N a. relieving the patient's pain by giving aspirin or stronger medication Y b. avoiding possible injury to the spinal cord by incorrect handling N c. preventing convulsions and muscle spasms caused by the pain N d. providing enough fluids to prevent dehydration 4017: Towing vessel fire protection regulations define a "fixed fire-extinguishing system" to include all of the following EXCEPT a _____________ .
N a. carbon-dioxide system Y b. halon system N c. manually-operated clean-agent system N d. manually-operated water-mist system 4037: The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new KGT?
N a. 52.60 feet Y b. 53.65 feet N c. 54.31 feet N d. 54.92 feet 4068: On board an OSV, the key to the most rapid and effective response to a man overboard situation is __________.
N a. switching to hydraulic steering N b. a dedicated crew N c. good equipment Y d. good communication 4101: The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the new height of the transverse metacenter if all the bulk materials are discharged?
N a. 63.14 feet N b. 64.05 feet Y c. 64.30 feet N d. 66.09 feet 4187: The DEEP DRILLER is drilling at 60 feet draft at a corrected KG of 54.0 feet. Ballast added or discharged to remain at a constant draft is at a VCG of 10 feet. How much non-liquid load would have to be removed from an average height of 130 feet above the keel to meet the maximum allowable KG at a draft of 60 feet for winds greater than 70 knots?
N a. 1283 long tons N b. 817 long tons N c. 679 long tons Y d. 302 long tons 4194: You are loading in a port governed by the tropical load line mark for a voyage to a port governed by the winter mark. The fresh water allowance is 5 inches, and the hydrometer reads 1.005. Which statement is TRUE?
N a. You may load to the tropical mark plus 1 inch brackish water allowance. Y b. You must load so that each zone mark will not be submerged upon entering the zone. N c. Your draft must not exceed the winter mark plus the fresh water allowance upon arrival off the discharge port. N d. You may only load to the winter mark plus a brackish water allowance of 4 inches. 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 5121: What danger is presented if a waterspout passes over a MODU?
N a. Heavy rains could cause downflooding. N b. Visibility could be restricted by low clouds. N c. Large waves could cause structural damage. Y d. Personnel may be injured by loose deck gear blown by the wind. 5386: Which toxic gas is a product of incomplete combustion, and is often present when a fire burns in a closed compartment?
N a. Carbon dioxide Y b. Carbon monoxide N c. Nitric oxide N d. Hydrogen sulfide 5418: Small passenger vessels in coastwise service must carry approved __________.
N a. life floats N b. inflatable buoyant apparatus N c. inflatable liferafts Y d. Any of the above 5567: What is the most important difference between the bow type anchor shackle and the D-type anchor shackle?
N a. The bow type shackle provides a superior connection. N b. The D-type shackle is weaker than the bow type. Y c. The bow type shackle is weaker than the D-type. N d. The D-type shackle provides an inferior connection. 5655: When the air temperature is just below 32°F, snow FIRST adheres to __________.
N a. surfaces near the waterline N b. vertical surfaces Y c. horizontal surfaces N d. leeward surfaces 6004: 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-0189
N a. Available GM 4.1 ft N b. Available GM 4.3 ft Y c. Available GM 4.7 ft N d. Available GM 5.1 ft 6495: A small fuel spillage has occurred during helicopter refueling. After the leak has been stopped and fire-control personnel have been notified and are standing by, the next step is to __________.
N a. proceed with fueling operation N b. have helicopter move to a safer location Y c. wash spilled fuel away with a flood of water N d. clean spilled fuel with rags 6593: What organization is approved by the Coast Guard for certifying cranes on mobile offshore drilling units?
N a. Minerals Management Service N b. International Maritime Organization Y c. American Bureau of Shipping N d. Lloyd's of London 6724: In a water tube marine boiler, what protects the superheater tubes from the fires of combustion?
N a. Water-wall tubes N b. Downcomers Y c. Screen tubes N d. Water drums 7323: Whenever your marine radio is on, FCC Rules require you to monitor __________.
N a. a commercial ship-to-ship channel N b. the last frequency that was used Y c. the distress and calling frequency N d. the radio only if expecting a call 8045: At an angle of loll, the righting moment is __________.
N a. maximum N b. negative N c. positive Y d. zero 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 8717: The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot-long tons, TM = 3 foot-long tons, FSML = 30,572 foot-long tons, and FSMT = 18,732 foot-long tons. What is the uncorrected height of the center of gravity?
N a. 52.14 feet Y b. 53.78 feet N c. 55.03 feet N d. 58.50 feet 8849: What is the minimum number of bolts required in a permanently bolted flange oil hose coupling?
N a. 3 N b. 4 N c. 6 Y d. A bolt must be used in every hole. 9235: The longitudinal free surface moments of a drilling mud pit aboard a MODU displacing 24,000 long tons in sea water is 1,200 ft-long tons. If the sounding level in the mud pit is reduced from 8 to 6 feet and the mud weight increases from 10 to 12 lbs/gallon, what is the new FSML for the mud pit?
N a. 750 ft-long tons N b. 1,000 ft-long tons Y c. 1,440 ft-long tons N d. 1,920 ft-long tons 9587: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What is the new transverse free surface correction (FSCT) if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged?
Y a. 0.46 foot N b. 0.71 foot N c. 1.08 feet N d. 1.44 feet 9631: Fixed carbon dioxide extinguishing systems, for machinery spaces that are normally manned, are actuated by one control to open the stop valve in the line leading to the space, and __________.
N a. the same control releasing the CO2 Y b. a separate control to release the CO2 N c. two separate controls to release the CO2 N d. three separate controls to release the CO2