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.
77: Normally, the percentage of oxygen in air is __________.
N a. 16% N b. 18% Y c. 21% N d. 25% 86: On an inspection of your tankship you notice that there are no portable fire extinguishers in the pumproom. To comply with regulations, you __________.
N a. need not be concerned since no portable extinguishers are required in the pumproom N b. should arrange to have a B-II extinguisher placed in the vicinity of the exit Y c. should arrange to have a B-II extinguisher placed in the lower pumproom N d. may substitute sand for the required extinguishers 104: In the International Code of Signals, the code signal meaning "I require immediate assistance" is __________.
N a. AE Y b. CB N c. DX N d. CP 223: The steering oar in a lifeboat is __________.
N a. shorter than the others N b. used for the stroke oar N c. used by the forward man in the boat to direct the bow Y d. longer than the others and should be lashed to the stern 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 425: If you must pump bilges while a vessel is in port, you should pump only __________.
Y a. if discharge is led to a shore tank or barge N b. during the hours of darkness N c. on the outgoing tide N d. as much as is necessary 563: Which item is of the most use in getting a lifeboat away from a moving ship?
N a. The falls Y b. Boat hook N c. Boat painter N d. Sea painter 714: A Coast Guard radiotelephone message about an aid to navigation that is off station is preceded by the word __________.
N a. "PAN-PAN" N b. "MAYDAY" N c. "SOS" Y d. "SECURITY" 882: Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by __________.
N a. closing the compartment except for the ventilators Y b. completely closing the compartment N c. leaving the compartment open to the air N d. increasing the air flow to the compartment by blowers 1247: The BEST method of applying foam to a fire is to __________.
N a. spray directly on the base of the fire Y b. flow the foam down a nearby vertical surface N c. sweep the fire with the foam N d. spray directly on the surface of the fire 1282: When approaching a fire from leeward you should shield fire fighters from the fire by using __________.
N a. a straight stream of water N b. foam spray Y c. high-velocity fog N d. low-velocity fog 1314: Under normal conditions a liferaft is released from its cradle by __________.
N a. cutting the restraining strap N b. unscrewing the turnbuckle on the back of the cradle N c. lifting one end of the raft Y d. pushing the plunger on the center of the hydrostatic release 1345: An inflatable liferaft can be launched by __________.
N a. the float-free method ONLY N b. breaking the weak link on the painter Y c. throwing the entire container overboard and then pulling on the operating cord to inflate the raft N d. removing the securing straps 1345: An inflatable liferaft can be launched by __________.
N a. the float-free method ONLY N b. breaking the weak link on the painter Y c. throwing the entire container overboard and then pulling on the operating cord to inflate the raft N d. removing the securing straps 1720: Your vessel has 3 lifeboats on each side. The aftermost boat on the starboard side is designated as boat number __________.
N a. 6 Y b. 5 N c. 3 N d. 3 STARBOARD 1834: The liquid mud tanks on your vessel measure 20'L by 18'B by 7'D. The vessel's displacement is 986 T and the specific gravity of the mud is 1.6. What is the reduction in GM due to 2 of these tanks being slack?
N a. .09 foot N b. .45 foot Y c. .88 foot N d. 1.35 feet 1898: Your vessel displaces 585 tons and measures 128'L by 26'B. What is the reduction in GM due to free surface if the fish hold (30'L by 18'B by 9'D) is filled with 2.8 feet of water? (Each foot of water weighs 15.4 tons)
Y a. 0.66 foot N b. 1.12 feet N c. 1.37 feet N d. 1.58 feet 1906: Your vessel displaces 930 tons and measures 156'L by 38'B. What is the reduction in GM due to free surface if the fish hold (46'L by 28'B by 8'D) is filled with 1.5 feet of water? (Each foot of water weighs 36.8 tons)
N a. 2.16 feet Y b. 2.44 feet N c. 2.75 feet N d. 2.99 feet 2212: In order to maintain speed while changing course from a close reach to a broad reach, the sails should be __________.
N a. lowered N b. reefed N c. hauled in Y d. eased out 2232: Your vessel is sailing on a port tack when a sudden gust of wind heels the vessel sharply to starboard. Which action will reduce the heeling of the vessel?
N a. Attempt to sail the vessel closer to the wind N b. Ease the sheets to allow air flow to spill off the sail N c. Shift weight to the port side of the vessel Y d. Any of the above 2265: A right-handed propeller will cause the survival craft to __________.
N a. walk the stern to starboard in reverse Y b. walk the stern to port in reverse N c. run faster than a left-handed propeller N d. right itself if capsized 2463: A heavy, thick-walled tube, usually steel, used between the drill pipe and the bit in the drill stem to weight the bit in order to improve its performance is called a __________.
N a. heavy-walled drill pipe N b. tool joint N c. down hole tool Y d. drill collar 2642: When properly set and drawing, a fore-and-aft sail has a cross-section that __________.
N a. is a uniform curve Y b. is a curve with more curve at the luff N c. is a curve with more curve at the leach N d. approximates a straight line 2747: Periodic surveys to renew the load line assignment for a MODU must be made at intervals not exceeding __________.
N a. 18 months N b. 2 years N c. 3 years Y d. 5 years 2826: To prevent the spread of fire by convection you should __________.
N a. cool the bulkhead around the fire N b. remove combustibles from direct exposure Y c. close all openings to the area N d. shut off all electrical power 2910: You have loaded a deck cargo, and the vessel has assumed a 6° list due to negative GM. Your salt water drafts are: FWD 16'-02", AFT 16'-06". If you then load 825 tons of cargo in the lower holds (VCG 11.5 feet) and take on 624 tons of bunkers (VCG 2.5 feet), what is the final GM? (Use the reference material in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 3.0 feet N b. 2.7 feet N c. 2.4 feet Y d. 1.9 feet 3092: Why is it necessary to extend ventilators of gasoline powered vessels to the bilges?
N a. To keep them dry, and thus easier to clean Y b. To remove fuel vapors which are heavier than air N c. To provide adequate air to the engines N d. To cool the machinery areas 3173: What is considered to be a B-II portable fire extinguisher?
N a. 2 pound dry chemical Y b. 2-1/2 gallon foam N c. 4 pound carbon dioxide N d. All of the above 3275: Your present displacement is 15,000 short tons. The KG at this displacement is 60 feet. 100 short tons of casing are added at a VCG of 75 feet for an ocean tow. What is the new KG?
N a. 59.09 feet Y b. 60.09 feet N c. 61.09 feet N d. 62.09 feet 3294: What is the purpose of the liferaft hydrostatic release?
Y a. To release the liferaft from the cradle automatically as the ship sinks N b. To inflate the raft automatically N c. To test rafts hydrostatically N d. None of the above 3439: An inflatable liferaft should be manually released from its cradle by __________.
N a. cutting the straps that enclose the container N b. removing the rubber sealing strip from the container N c. loosening the turnbuckle on the securing strap Y d. pushing the button on the hydrostatic release 3452: Your vessel's existing draft is FWD 29'-05", AFT 30'-07". Using the Guidance Manual for Loading M.V. GRAND HAVEN, determine the new draft if 540 long tons are loaded in No. 18 hatch.
Y a. FWD 29'-05", AFT 31'-03" N b. FWD 29'-09", AFT 30'-11" N c. FWD 30'-01", AFT 31'-03" N d. FWD 30'-04", AFT 29'-06" 3586: A person has fallen overboard and is being picked up with a rescue boat. If the person appears in danger of drowning, the rescue boat should be maneuvered to make____________________.
N a. an approach from leeward N b. an approach from windward Y c. the most direct approach N d. an approach across the wind 3801: What are the vertical moments for the cement contents of P-tank #1 of the DEEP DRILLER if the ullage is 2.3 feet?
N a. 4,198 ft-tons Y b. 7,067 ft-tons N c. 7,096 ft-tons N d. 14,921 ft-tons 3801: What are the vertical moments for the cement contents of P-tank #1 of the DEEP DRILLER if the ullage is 2.3 feet?
N a. 4,198 ft-tons Y b. 7,067 ft-tons N c. 7,096 ft-tons N d. 14,921 ft-tons 3941: Aboard the DEEP DRILLER, the drill water pump may be used to provide drill water to the deck and __________.
Y a. supplement the bilge pumps N b. provide saltwater service to the deck N c. emergency fuel-oil recovery N d. supplement the ballast pumps 3950: You are picking up a conscious person that has fallen overboard. Recovery is easier if you approach with the __________.
Y a. victim to leeward N b. victim to windward N c. wind on your port side N d. wind on your starboard side 4034: When a standard in the fire protection regulations for towing vessels is "incorporated by reference," it means that the __________.
N a. Coast Guard accepts a commercial or military standard as part of a specific regulation N b. standard is readily available to the public N c. standard, and where it can be obtained or referred to, are listed in the Code of Federal Regulations Y d. All of the above 4041: 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 TCG?
N a. -0.26 foot N b. -0.46 foot Y c. 0.46 foot N d. 0.61 foot 4071: The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What are the new LM (longitudinal moments) if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged?
Y a. 5,191 ft-tons N b. 13,414 ft-tons N c. 31,992 ft-tons N d. 69,175 ft-tons 4108: A Certificate of Inspection for vessels of less than 100 gross tons carrying more than twelve passengers on an international voyage will be issued for a period of __________. (small passenger vessel regulations)
N a. four years N b. three years N c. two years Y d. one year 4141: How much additional solid weight could be loaded at a VCG of 189.7 feet on the DEEP DRILLER while loaded as shown in the Sample Load Form #4 (Drilling)? Assume ballast added or discharged to maintain draft is done so at 15 feet above the baseline.
N a. 279.2 long tons Y b. 314.2 long tons N c. 404.2 long tons N d. 461.9 long tons 4411: While the COASTAL DRILLER is in a normal transit, the roll period is 9 seconds. What is the limiting angle of roll which does not exceed the design limits of the legs?
N a. 11° N b. 9° Y c. 7° N d. 5° 4507: The height of the transverse metacenter of the COASTAL DRILLER at a displacement of 13,011 kips is __________.
N a. 144.21 feet Y b. 145.33 feet N c. 267.98 feet N d. 270.13 feet 4815: What is the maximum amount of variables that may be taken aboard the COASTAL DRILLER while loaded as shown in the Sample Load Form #3 (drilling)?
N a. 1000 kips N b. 681 kips N c. 89 kips Y d. 0 kips 5105: The edge of a hurricane has overtaken your MODU in the Gulf of Mexico and the northwest wind of a few hours ago has shifted to the west. This is an indication that you are located in the __________.
Y a. navigable semicircle N b. dangerous semicircle N c. low pressure area N d. eye of the storm 5523: Before being certified by the American Bureau of Shipping, anchor chain must undergo __________.
N a. USCG inspection Y b. a breaking test N c. x-ray inspection N d. spectroanalysis 5531: With adaptor blocks/chocks removed from an LWT stock anchor, the trip angle will be __________.
N a. 20° N b. 30° N c. 40° Y d. 50° 5863: If a MODU under tow starts jumping on its tow line, the most appropriate action to alleviate the condition is to __________.
N a. change course N b. slow down N c. heave to Y d. adjust tow line length 6101: What must be provided on a MODU helicopter deck that is equipped with fueling facilities?
N a. Fuel testing station N b. Foam testing station Y c. Foam fire protection system N d. Fire alarm 6106: 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-0192
N a. Available GM 4.3 ft N b. Available GM 4.7 ft N c. Available GM 5.1 ft Y d. Available GM 5.5 ft 6127: On offshore drilling units, the minimum number of persons required to be trained in the use of fireman's outfits is __________.
N a. 1 Y b. 2 N c. 3 N d. 4 6127: On offshore drilling units, the minimum number of persons required to be trained in the use of fireman's outfits is __________.
N a. 1 Y b. 2 N c. 3 N d. 4 6607: To determine the number of Able Seamen required on a mobile offshore drilling unit, you should check the __________.
N a. load line certificate N b. Operations Manual N c. Safety of Life at Sea Certificate Y d. Certificate of Inspection 7663: Subtracting KG from KM yields __________.
N a. BM Y b. GM N c. GZ N d. KG 8177: When elevating the COASTAL DRILLER in 200 feet of water, the unit should be placed at an air gap of __________.
N a. 35 feet N b. 32 feet Y c. 30 feet N d. 25 feet 8583: After cranes have been installed on offshore drilling units the hooks, hook block, slings, rib and other rigging must be load tested. This test must be performed once each __________.
N a. 12 months N b. 24 months N c. 36 months Y d. 48 months 8825: A jack-up, while level in transit at 10 feet draft, experiences a wind gust which results in a starboard draft of 11 feet 6 inches. What is the heel?
N a. 1 foot 6 inches to starboard Y b. 3 feet to starboard N c. 3 feet to port N d. 1 foot 6 inches to port 9282: There is a fire aft aboard your vessel. To help fight the fire, you should put the __________.
N a. wind off either beam N b. stern into the wind and increase speed Y c. bow into the wind and decrease speed N d. stern into the wind and decrease speed 9333: After extinguishing a fire with CO2, it is advisable to __________.
N a. use all CO2 available to cool the surrounding area Y b. stand by with water or other agents N c. thoroughly ventilate the space of CO2 N d. jettison all burning materials