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.
63: You have abandoned ship and are in an inflatable raft that has just inflated. You hear a continuous hissing coming from a fitting in a buoyancy tube. What is the cause of this?
N a. The saltwater is activating the batteries of the marker lights on the canopy. N b. The inflation pump is in automatic operation to keep the tubes fully inflated. N c. A deflation plug is partially open allowing the escape of CO2. Y d. Excess inflation pressure is bleeding off and should soon stop. 178: Bleeding from a vein may be ordinarily controlled by __________.
Y a. applying direct pressure to the wound N b. heavy application of a disinfectant N c. pouring ice water directly onto the wound N d. pinching the wound closed 186: Fire hose stations shall be marked in red letters and figures such as Fire Station No. "1", "2", "3", etc. The height of the letters and figures must be at least __________.
N a. 1/2 inch N b. 1 inch N c. 1-1/2 inches Y d. 2 inches 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. 433: If passengers are on board when an abandon ship drill is carried out, they should __________.
Y a. take part N b. watch N c. go to their quarters N d. stay out of the way and do what they want 497: The Coast Guard broadcasts routine weather reports on channel __________.
N a. 13 N b. 9A Y c. 22A N d. 44 581: You are ordering ships' stores that are NOT consumer commodities. Which statement is TRUE?
N a. All flammable liquids must be stowed in the paint locker or specially constructed integral tanks. Y b. The label of a hazardous ships' store must include instructions for safe stowage. N c. Replacement CO2 cylinders for the fixed fire fighting system must have been tested within 8 years of receipt. N d. Cartridges for the line throwing appliance must be stored in the portable magazine chest after receipt. 634: You are fighting a fire in a watertight compartment using hoses and salt water. Stability may be reduced because of __________.
N a. progressive downflooding N b. reduction of water in the storage tanks Y c. increase in free surface which reduces the metacentric height N d. reduction of KG to the minimum allowable 890: All of the following can be determined by use of a stabilogauge EXCEPT __________.
N a. metacentric height N b. mean draft Y c. moment to trim one inch N d. deadweight 957: An engine compartment gasoline fire requires which type of extinguisher?
N a. Carbon dioxide N b. Dry chemical N c. Foam Y d. All of the above 1058: Which statement describes the relationship between flash point and auto-ignition temperature?
N a. Both are higher than normal burning temperatures. N b. The flash point is always higher. Y c. The ignition temperature is always higher. N d. They are not necessarily related. 1262: Which portable fire extinguisher is normally recharged in a shore facility?
N a. Dry chemical (cartridge-operated) N b. Water (cartridge-operated) N c. Water (pump tank) Y d. Carbon dioxide 1338: Regular foam can be used on all but which flammable liquid?
N a. Motor gasoline N b. Jet fuel N c. Crude petroleum Y d. Alcohol 1434: Halon fire extinguishers are NOT effective when used on which types of fires?
N a. Fires in electrical equipment N b. Flammable oils and greases N c. Class "A" fires in ordinary combustibles Y d. Materials containing their own oxygen 1568: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 2464 tons of cargo on board with a KG of 27.3 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-0042
N a. KG 27.0 feet N b. KG 27.8 feet Y c. KG 28.6 feet N d. KG 29.8 feet 1607: A bilge suction line, in a fishing vessel with more than 16 individuals aboard, must have a strainer with an open area not less than how many times the open area of the suction line?
N a. one N b. two Y c. three N d. four 1677: After an engine is started you should __________.
N a. increase engine speed to insure adequate flow of oil to all parts of the engine N b. pay no attention unless there are unusual noises from the engine Y c. check operating pressures and temperatures, and check for leaks N d. run the engine at idle until the temperature has increased 1932: Which statement about sailing close-hauled is TRUE?
N a. If you ease the sheets, you can sail faster and closer to the wind. N b. If you ease the sheets, you can sail faster on the same course. Y c. If you steer closer to the wind, you will slow down. N d. If you sheet your sails closer to the centerline, you must bear away from the wind. 2151: 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-0052
N a. Available GM 6.9 ft N b. Available GM 5.3 ft N c. Available GM 4.1 ft Y d. Available GM 3.8 ft 2280: A vessel displaces 140,000 cubic feet of saltwater in a light condition. After loading 7500 tons of cargo and 200 tons of fuel, water and stores, she is "full and down". The vessel's light displacement is __________.
N a. 3000 tons N b. 3500 tons Y c. 4000 tons N d. 4500 tons 2396: Your vessel's drafts are: FWD 17'-05", AFT 20'-01"; and the KG is 25.6 feet. What is the righting moment when the vessel is inclined to 45°? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 17,222 foot-tons Y b. 19,709 foot-tons N c. 21,137 foot-tons N d. 22,002 foot-tons 2419: Where should the GMDSS radio log be kept on board ship?
N a. In the Captain's office N b. In the sea cabin Y c. At the GMDSS operating position N d. Anywhere on board the vessel 2498: Which product is volatile?
Y a. Benzene N b. Diesel fuel N c. Coal tar N d. Heavy industrial fuel oil 2546: Your vessel's drafts are: FWD 24'-07", AFT 25'-09"; and the KG is 24.0 feet. What is the righting moment when the vessel is inclined to 15°? (Use the selected stability curves in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 5,202 foot-tons Y b. 8,666 foot-tons N c. 10,876 foot-tons N d. 11,424 foot-tons 2657: Your drafts are: FWD 6'-2", AFT 6'-8". From past experience, you know that the vessel will increase her draft 1 inch for every 6 tons loaded. There is rig water on board and 23 tons of deck cargo. How many more tons of cargo can be loaded and still maintain the same trim? ( D037DG )
N a. 24 tons N b. 18 tons N c. 12 tons Y d. 6 tons 2683: On a MODU, the deck stringer is the outboardmost deck __________.
Y a. plating N b. beam N c. stiffener N d. stanchion 2705: 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-0077
Y a. 4.0 feet N b. 5.6 feet N c. 6.0 feet N d. 6.8 feet 2715: The certificate of inspection of a MODU will specify the __________.
Y a. number of licensed personnel required on board N b. maximum load line draft N c. maximum water depth for drilling N d. next date for an inclining experiment 2715: The certificate of inspection of a MODU will specify the __________.
Y a. number of licensed personnel required on board N b. maximum load line draft N c. maximum water depth for drilling N d. next date for an inclining experiment 2804: Your vessel's drafts are: FWD 19'-09", AFT 20'-09"; and the KG is 24.6 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 15° inclination if the center of gravity is 0.5 foot off the centerline.
Y a. 0.0 feet N b. 0.5 foot N c. 1.2 feet N d. 1.7 feet 3077: The purpose of the inclining experiment on a MODU is to determine the __________.
Y a. lightweight and lightweight center of gravity location N b. position of the center of buoyancy N c. position of the metacenter N d. maximum load line 3119: Life floats and buoyant apparatus may be stowed in tiers, one above the other, to a height of not more than __________. (small passenger vessel regulations)
N a. 3 feet Y b. 4 feet N c. 5 feet N d. 6 feet 3443: The DEEP DRILLER, at a draft of 60 feet, has a KGT of 57.11 feet and TCG of 0.5 foot to port. What is the list angle?
N a. 2° port N b. 3° port N c. 4° port Y d. 5° port 3639: Which condition represents the appropriate time for setting off distress flares and rockets?
Y a. Only when there is a chance of their being seen by rescue vessels N b. At half hour intervals N c. At one hour intervals N d. Immediately upon abandoning the vessel 3760: Symptoms of sea sickness include __________.
N a. fever and thirst Y b. nausea and dizziness N c. stomach cramps and diarrhea N d. reddening of skin and hives 3781: What is the weight of barite in P-tank #4 of the DEEP DRILLER if the ullage is 3.4 feet?
N a. 11.5 long tons N b. 16.6 long tons N c. 54.2 long tons Y d. 78.2 long tons 3819: If there are a number of survivors in the water after abandoning an OSV and no rescue craft are in sight, they should __________.
N a. tie themselves to the unit to avoid drifting with the current Y b. group to form a small circle of survivors to create a warmer pocket of water in the center of the circle N c. send the strongest swimmer to shore for assistance N d. from a raft by lashing their life jackets together 3826: You have abandoned ship and are in charge of a liferaft or survival craft. How much water per day should you permit each person to have after the first 24 hours?
N a. 1 can Y b. 1 pint N c. 1 quart N d. 1 gallon 4020: The control panel of a fire detection system must have all of the following EXCEPT _____________ .
N a. a power-available light N b. an audible alarm to notify the crew and identify the origin of the fire N c. a means to silence audible alarms while maintaining visible alarm lights Y d. a way to bypass the entire panel if it malfunctions 4087: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (transit). What is the new metacentric height corrected for transverse free surface effects if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged? (Use KMT = 375.38 feet)
N a. 375.38 feet N b. 345.23 feet N c. 319.66 feet Y d. 306.79 feet 4137: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). According to the deck load graph, how much additional deck load could be added on the unit?
Y a. 435.59 long tons N b. 321.59 long tons N c. 281.59 long tons N d. 192.59 long tons 4169: The color of the signal flares sent up by a submarine about to surface from periscope depth is __________.
N a. green N b. yellow Y c. white N d. red 4222: 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-0157
Y a. 273.5 ft N b. 288.8 ft N c. 292.3 ft N d. 305.3 ft 4701: After you activate your emergency position indicating radio beacon, you should __________.
N a. turn it off for five minutes every half-hour N b. turn it off and on at five-minute intervals N c. turn it off during daylight hours Y d. leave it on continuously 4711: While loaded as shown in the COASTAL DRILLER sample load form #3 (drilling), 50 kips of tubulars are discharged from the cantilever starboard pipe racks. What is the change in the vessel's TCG?
Y a. 0.048 foot port N b. 0.048 foot starboard N c. 1.020 feet port N d. 1.020 feet starboard 5103: A hurricane has recurved to the northeast and its forward speed is 20 knots. Your MODU is located 600 miles northeast of the hurricane's center. How long will it take for the hurricane center to reach your position if it holds its present course and speed?
N a. 10 hours Y b. 30 hours N c. 50 hours N d. 80 hours 5473: Where do fatigue failures of wire rope mooring lines usually occur?
N a. In the middle part of the line length Y b. Near the socketed end fitting adjacent to the anchor N c. At the point where the line touches the bottom N d. At the place the anchor buoy is attached to the line 5505: Which problem is virtually impossible to detect during an in-service inspection of used mooring chain?
N a. Cracks N b. Elongation N c. Loose studs Y d. Fatigue 5925: When fire pumps are used for other than firefighting service, each pipe connecting the other service (except for branch lines used for deck washing) must have a __________.
N a. check valve installed in the line Y b. shut off valve at a manifold near the pump N c. quick disconnect union within ten feet of the pump N d. regulator in the line set at 125 psi 6497: The only type of helicopter that may be refueled with the engine running and the blades turning is __________.
N a. a helicopter carrying cargo only Y b. a turbine-equipped helicopter N c. a Sikorsky N d. a helicopter carrying injured personnel in an emergency situation 6571: To determine the number of portable fire extinguishers required on a mobile offshore drilling unit, you should check the __________.
N a. hot work permit Y b. Certificate of Inspection N c. Safety of Life at Sea Certificate N d. Operations Manual 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 7027: To treat a person suffering from heat exhaustion, you should __________.
N a. administer artificial respiration N b. put him in a tub of ice water Y c. give him sips of cool water N d. cover him with a light cloth 7093: Normal mouth temperature is __________.
N a. 96.4°F N b. 97.5°F Y c. 98.6°F N d. 99.7°F 7371: The condition where a MODU on the end of a tow line is riding a wave crest at the same time as its tug rides a wave crest is known as riding in __________.
N a. synchronism N b. harmony N c. check Y d. step 8384: A moment of 300 ft-tons is created by a force of 15,000 tons. What is the moment arm?
N a. 50.00 feet N b. 25.00 feet N c. 0.04 foot Y d. 0.02 foot 8523: The COASTAL DRILLER, while drilling has a total weight of 15,435 kips. The LM are 1,975,680 ft-kips and the TM are -15,435 ft-kips. What is the starboard leg reaction?
N a. 4,060 kips N b. 5,145 kips Y c. 5,559 kips N d. 5,816 kips 8683: With no environmental forces on the DEEP DRILLER, the average of the forward drafts is 61.0 feet, and the average of the aft drafts is 59.0 feet. KGL is 51.13 feet. What is the value of LCG?
N a. -0.12 foot N b. 0.12 foot N c. 2.11 feet Y d. 2.35 feet 9545: An unstable upright equilibrium position on a vessel means that the metacenter is __________.
Y a. lower than the center of gravity N b. at the same height as the center of gravity N c. higher than the baseline N d. on the longitudinal centerline 9662: Which of the following statements is FALSE, concerning the regulations pertaining to the cylinder room of a fixed CO2 fire extinguishing system?
N a. The compartment must be properly ventilated. N b. The temperature of the room should never exceed 130°F. Y c. The door must be kept unlocked. N d. The compartment shall be clearly marked and identifiable.