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.
149: A signal indicating zone time is preceded with the letter __________.
N a. L N b. N Y c. T N d. Z 228: Which is the most serious type of fracture?
Y a. Compound N b. Greenstick N c. Closed N d. Crack 233: Most enclosed lifeboats will right themselves after capsizing IF the __________.
N a. lower ballast tanks are filled with water N b. fuel tanks are not less than half full Y c. passengers are strapped to their seats N d. sea anchor is deployed to windward 315: The maximum number of passengers a "T-Boat" may carry __________.
Y a. is stated on the vessel's Certificate of Inspection N b. is the number authorized in the Navigation Rules N c. depends on the number of lifejackets you carry N d. is the number authorized by your license 615: The operator of each vessel subject to the pollution regulations is NOT required to keep written records of __________.
N a. the name of each person designated as a person in charge N b. the date and results of the most recent equipment inspection Y c. cargoes carried and dates delivered, including destinations N d. hose information not marked on the hose 619: A fire in the galley ALWAYS poses the additional threat of __________.
N a. contaminating food with extinguishing agent N b. spreading through the engineering space N c. causing loss of stability Y d. a grease fire in the ventilation system 630: Reserve buoyancy is __________.
N a. also called GM N b. the void portion of the ship below the waterline which is enclosed and watertight N c. affected by the number of transverse watertight bulkheads Y d. the watertight portion of a vessel above the waterline 647: Under the "Vessel Bridge-to-Bridge Radiotelephone Act", the maximum power of all transmitters used shall be not more than __________.
Y a. 25 watts N b. 50 watts N c. 75 watts N d. 100 watts 754: "PAN-PAN" repeated three times over the radiotelephone indicates which type of message will follow?
N a. Distress N b. Safety N c. All clear Y d. Urgency 883: On a vessel of 15,000 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water in the tank tops. The hold is 50 feet long and 60 feet wide. The reduction in metacentric height is __________.
N a. 1.54 feet N b. 1.59 feet N c. 1.63 feet Y d. 1.71 feet 940: When a vessel is inclined by an external force, the __________.
N a. shape of the vessel's underwater hull remains the same N b. vessel's center of gravity shifts to the center of the vessel's underwater hull Y c. vessel's center of buoyancy shifts to the center of the vessel's underwater hull N d. vessel's mean draft increases 1430: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 6422 tons of cargo on board with a KG of 26.6 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-0038
Y a. KG 24.9 feet N b. KG 25.5 feet N c. KG 26.1 feet N d. KG 28.9 feet 1507: A thrust block is designed to __________.
N a. absorb the shock of wave pressure at the bow N b. be placed between the engines and the foundation to absorb the vibration N c. transmit the thrust of the engine to the propeller Y d. transmit the thrust of the propeller to the vessel 1597: Which characteristic is an advantage of Halon as a fire extinguishing medium?
Y a. Electrically non-conductive N b. Relatively inexpensive N c. Effective against chemicals containing an oxidizer N d. All of the above 1620: One disadvantage of using regular dry chemical (sodium bicarbonate) in firefighting is that __________.
N a. it can break down under high heat and emit noxious fumes N b. it will decompose under prolonged storage and lose its effectiveness Y c. fire has been known to flash back over the surface of an oil fire N d. it is ineffective in fighting fires in high-voltage electrical equipment 1645: On a MODU, each emergency generator must be tested at least once each __________.
N a. week Y b. month N c. three months N d. six months 1793: What is the minimum permit or license requirement of a GMDSS Radio Maintainer?
N a. Holding the Marine Radio Operator Permit is a pre-requisite before the GMDSS Maintainer Endorsement can be obtained N b. Holding a valid GMDSS Radio Operator license is sufficient Y c. Holding the GMDSS Radio Maintainer license is sufficient N d. Holding the GMDSS Radio Operator license for at least one year is a prerequisite to holding the GMDSS Radio Maintainer license 1799: Each inert gas system gas main must have an automatic shut down valve at the outlet of the gas production plant. This valve must close automatically upon __________.
N a. cargo pump failure Y b. blower failure N c. deck seal low water level N d. low inert gas temperature 1863: On offshore drilling units, each storage battery for emergency lighting and power systems must be tested every six months under actual connected load for a period of at least __________.
N a. 1 hour Y b. 2 hours N c. 3 hours N d. 4 hours 1944: You have 640 tons of below deck tonnage. There is no liquid mud aboard. If you have 160 tons of cargo above deck with a VCG above the deck of 3.4 feet, what is the maximum allowed VCG of the remainder of the deck cargo that is permitted? (see illustration D036DG, stability letter for M.V. Hudson) (D036DG )
N a. 1.24 feet N b. 1.65 feet N c. 1.98 feet Y d. 2.46 feet 1968: Which categories of NAVTEX messages may not be selectively rejected through receiver programming?
N a. Navigational warnings N b. Weather warnings N c. SAR information Y d. All of the above 2155: When sailing with the wind aft, a vessel may carry sails on both sides at the same time. The sails are __________.
Y a. wing and wing N b. luffed N c. reefed N d. cringled 2367: The person or company, either proprietor or lessee, actually operating an oil well or lease is the __________.
N a. production company N b. company representative N c. drilling contractor Y d. operator 2376: A vessel is limited to a maximum draft of 26'-03". The present drafts are: FWD 21'-04", AFT 24'-06". 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)
N a. 1676 tons 18 feet forward of amidships Y b. 1676 tons 18 feet forward of the tipping center N c. 1972 tons 16 feet forward of amidships N d. 1972 tons 16 feet forward of the tipping center 2479: Coast Guard regulations require a shipboard Oil Pollution Emergency Plan to be reviewed __________.
Y a. annually N b. once every two years N c. once every four years N d. once every five years 2570: What is NOT a requirement of the reinspection for a tank barge with a certificate of inspection valid for two years?
Y a. The reinspection will be made between the fourteenth and sixteenth months. N b. The inspector shall examine all accessible parts of the vessels's hull. N c. The inspector shall examine the vessel's machinery as well as equipment. N d. The scope of the reinspection shall be the same as for the inspection for certification, but in less detail. 2802: Your vessel's drafts are: FWD 14'-11", AFT 15'-09"; and the KG is 18.2 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the angle of list if the center of gravity is shifted 2.0 feet off the centerline.
N a. 9° Y b. 12° N c. 16° N d. 19° 2852: You are fighting a fire in a watertight compartment using hoses and river 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 2952: Where is the most probable location of the remote shutdown station for cargo pumps on a tank barge carrying oil?
N a. The loading dock Y b. The midpoint of the barge N c. Within 25 feet of the pump engine N d. Above the forward rake end 3107: Subtracting the height of the center of gravity corrected for longitudinal free surface effects from the height of the longitudinal metacenter of a MODU yields __________.
N a. GM Y b. GML N c. KGL N d. KML 3113: For a MODU with trim, an increase in GMT will cause the inclination to __________.
N a. stabilize at an angle of loll Y b. decrease N c. increase N d. remain constant 3117: For a MODU with longitudinal inclination, an increase in GML causes __________.
N a. list to stabilize at an angle of loll N b. trim to stabilize at an angle of loll N c. trim to increase Y d. trim to decrease 3206: Your tow contains a barge carrying carbon tetrachloride. What is NOT required?
N a. Cargo warning signs on barge N b. Cargo information card on barge N c. Cargo information card in pilothouse Y d. Certificated tankerman on towboat 3297: A floating MODU displacing 20,000 long tons with a VCG of 50 feet loads 100 long tons at 100 feet above the baseline and 200 long tons at 130 feet above the baseline. What is the new KG?
N a. 49.0 feet N b. 50.0 feet Y c. 51.0 feet N d. 51.8 feet 3302: What is the minimum number of Type B-II hand portable fire extinguishers required to be aboard a 3,000 BHP, 99 GT harbor tug? (Uninspected Vessel Regulations)
N a. 2 N b. 3 Y c. 5 N d. 6 3661: Under ideal conditions, the DEEP DRILLER can pick up and place pipe in the rack at a rate of about __________.
N a. 600 feet per hour N b. 800 feet per hour Y c. 1,000 feet per hour N d. 1,200 feet per hour 3673: The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the port center column below the waterline. Pumping from tanks 2P and 9P is not sufficient to prevent increasing port list. You should consider counterflooding in tank __________.
N a. 2S N b. 9S Y c. C2BS N d. C2BP 3833: Among the valves to open on the DEEP DRILLER, if you have to transfer ballast from Tank 1P to Tank 10S using #1 ballast pump, is valve __________.
Y a. 33 Starboard N b. 44 Starboard N c. 33 Port N d. 44 Port 3838: Fire dampers prevent the spread of fire by __________.
Y a. convection N b. conduction N c. radiation N d. direct contact 3894: A liferaft with a capacity of 8 people used in ocean service is required by regulations to carry __________.
N a. 8 liters of fresh water N b. 12 units of provisions Y c. 12 liters of fresh water N d. 24 units of provisions 3906: When a lifeline is required to be attached to a ring life buoy it must be at least __________.
N a. 30 feet long Y b. 60 feet long N c. 90 feet long N d. 120 feet long 3962: When should food or water be provided to survivors after boarding a liferaft?
N a. After 12 hours Y b. After 24 hours N c. After 48 hours N d. Some food and water should be consumed immediately and then not until 48 hours later 4008: You are preparing to load fuel oil on a vessel of 300 gross tons constructed after June 30, 1974. Before loading, you must check that the fuel oil tank vents __________.
N a. are not obstructed by on-deck cargo N b. have a fire extinguisher within the immediate area Y c. have containment capacity for at least one half barrel N d. are opened and the flame screen replaced 4197: While in 150 feet water depth when the pitch angle of the COASTAL DRILLER is 2 degrees, the platform roll period for going on location should be longer than __________.
N a. 0.5 second N b. 5.0 seconds Y c. 10.0 seconds N d. 13.5 seconds 4242: A certificated lifeboatman assigned to command the lifeboat should __________.
N a. be the first individual to board the craft N b. drain the hydraulic pressure before lowering the craft Y c. have a list of the persons assigned to the lifeboat N d. All of the above 4326: The SS AMERICAN MARINER has on board 4850 tons of cargo with an LCG-FP of 279.84 feet. See the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo. ST-0159
N a. LCG-FP 267.7 feet N b. LCG-FP 268.4 feet N c. LCG-FP 269.2 feet Y d. LCG-FP 270.6 feet 4622: The SS AMERICAN MARINER has drafts of: FWD 26'-04", AFT 28'-08". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 101 tons of seawater.
N a. FWD 27'-00.6, AFT 28'-01.7" Y b. FWD 27'-01.2", AFT 28'-02.5" N c. FWD 27'-01.8", AFT 28'-03.1" N d. FWD 27'-02.4", AFT 28'-03.7" 4778: The SS AMERICAN MARINER has on board 5540 tons of cargo with an LCG-FP of 272.20 feet. See the distribution of the cargo to be loaded. Use the white pages of The Stability Data Reference Book to determine the final LCG-FP of the cargo. ST-0169
N a. LCG-FP 266.5 feet Y b. LCG-FP 267.8 feet N c. LCG-FP 268.4 feet N d. LCG-FP 269.2 feet 6065: A fire pump on a MODU requires 175 psi discharge pressure to maintain the required 50 psi pitot tube pressure at the two highest hydrants. The maximum setting for the relief valve is __________.
N a. 125 psi N b. 175 psi Y c. 200 psi N d. 225 psi 6527: On the cargo manifest, the gross weight of a box containing cargo is the weight of the __________.
N a. cargo N b. box Y c. cargo and box N d. rate weight 6663: A branch line valve of a fire extinguishing system on a MODU must be marked with the __________.
N a. maximum pressure allowed at that branch Y b. name of the space or spaces which it serves N c. date of the last maintenance inspection N d. pressure needed to maintain an effective stream at that point 6785: Each EPIRB required on a MODU shall be stowed in a manner which will permit __________.
N a. easy access to its storage compartment N b. replacement of the battery without exposure to the weather Y c. it to float free if the unit sinks N d. it to remain attached to the unit 8433: The International Oil Pollution Prevention Certificate on a MODU is valid for a period of __________.
N a. one year from the date of issue N b. two years from the date of issue N c. three years from the date of issue Y d. four years from the date of issue 8521: 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 bow leg reaction?
Y a. 4,060 kips N b. 5,145 kips N c. 5,559 kips N d. 5,816 kips 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 8581: Survival practice in the mooring system is to slack off the tensions on the leeward side and __________.
N a. deballast the unit to transit draft Y b. adjust as evenly as practical the windward tensions N c. release the anchors on the windward side N d. tighten the anchor buoys on the leeward side anchors 8621: What is the transverse shift in the center of gravity if 200 short tons are placed 10 feet to port of the centerline on a MODU with TCG 0.7 foot starboard of the centerline, and the displacement is 9,000 short tons?
N a. 0.03 foot N b. 0.20 foot Y c. 0.23 foot N d. 0.62 foot 9335: The disadvantage of using CO2 is that the __________.
Y a. CO2 does not cool the fire N b. cylinders are regulated pressure vessels N c. C02 is not effective on class "B" fires N d. C02 is not effective on class "C" fires 9581: The C02 flooding system is actuated by a sequence of steps which are __________.
Y a. break glass, pull valve, break glass, pull cylinder control N b. sound evacuation alarm, pull handle N c. open bypass valve, break glass, pull handle N d. open stop valve, open control valve, trip alarm 9672: When fighting a large fire on your vessel and attacking it from ABOVE the space on fire, it is important to __________.
N a. not rotate personnel, as the consistent attack can extinguish the fire quickly. Y b. stand erect, to avoid the heat of the deck N c. station personnel on the hot deck, immediately above the fire, to observe for its potential spread N d. All of the above