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.
3: To turn over an inflatable liferaft that is upside down, you should pull on the __________.
N a. canopy N b. manropes N c. sea painter Y d. righting strap 132: The most serious effect of air trapped in a diesel engine jacket water cooling system is that it __________.
N a. causes colloid suspension in the cooling water N b. reduces the capability of the lubrication system N c. can form pockets which block the flow of coolant through the system Y d. leads to the scuffing of cylinder walls 185: Which substance is NOT considered to be "Oil" under the pollution prevention regulations?
N a. Petroleum and fuel oil N b. Sludge Y c. Oil mixed with dredge spoil N d. Oil refuse and oil mixed with wastes 407: Any person maintaining a listening watch on a bridge-to-bridge radiotelephone must be able to __________.
Y a. speak English N b. repair the unit N c. send Morse Code N d. speak a language the vessel's crew will understand 437: On small passenger vessels bunks installed in overnight passenger accommodation spaces __________.
N a. must be no less than 74" long and 24" wide with 24" of clear space above N b. must not be located more than 3 high, fitted with a suitable aid to access bunks more than 5' above deck with suitable aids to access bunks more than 5' above deck N c. must be immediately adjacent to an aisle leading to a means of escape Y d. All of the above 492: The spray of water produced by using the high-velocity fog position on an all-purpose nozzle will have __________.
Y a. greater range than low-velocity fog N b. lesser range than low-velocity fog N c. about the same range as low-velocity fog N d. greater range than a solid stream 551: A shaft alley divides a vessel's cargo hold into two tanks, each 20 ft. wide by 60 ft. long. Each tank is filled with saltwater below the level of the shaft alley. The vessel's displacement is 7,000 tons. What is the reduction in GM due to free surface effect?
N a. .29 feet Y b. .33 feet N c. .38 feet N d. .42 feet 713: Preventer bars are fitted on lifeboat releasing gear to prevent __________.
N a. the falls from unhooking if the releasing gear is operated accidentally N b. operation of the release lever until the boat is waterborne N c. the falls from rehooking after they have been released Y d. accidental unhooking when the falls become slack 728: When water is used to fight a fire on board a ship, the effect of the weight of the water must be taken into account. How much sea water will increase the weight displacement by one ton?
N a. 64 cubic feet Y b. 35 cubic feet N c. 100 gallons N d. 500 liters 752: Which statement describes the primary process by which fires are extinguished by dry chemical?
N a. The stream of dry chemical powder cools the fire. Y b. The dry chemical powder attacks the fuel and oxygen chain reaction. N c. The powder forms a solid coating over the surface. N d. The dry chemical smothers the fire. 812: You are fighting a class "B" fire with a portable dry chemical extinguisher. The discharge should be directed __________.
Y a. at the seat of the fire, starting at the near edge N b. to bank off a bulkhead onto the fire N c. over the top of the fire N d. at the main body of the fire 985: What should be used to send the group "Bearing 074° True"?
N a. A074T N b. B074 N c. B074T Y d. A074 1031: What is the major function of the deck water seal in an inert gas system?
N a. Relieves excessive pressures from the system. Y b. Isolates hazardous areas from nonhazardous areas. N c. Prevents the flow of inert gas into closed or isolated tanks. N d. Removes any leftover water or soot after the gas has been scrubbed. 1048: The angle of maximum righting arm corresponds approximately to the angle of __________.
Y a. deck edge immersion N b. the load line N c. downflooding N d. loll 1276: The lights on the outside of the canopy on an inflatable liferaft operate __________.
N a. by turning the globe clockwise N b. by a switch at each light N c. by a light sensor Y d. automatically when the raft is inflated 1285: You have abandoned ship and find yourself aboard a lifeboat in a heavy sea. Your boat is able to make way through the water. To prevent broaching, you should __________.
N a. put the sea on your stern and run as fast as the boat will go N b. take no action to prevent broaching as this is a recommended maneuver in a heavy sea Y c. head the boat into the swells to take them at a 30 to 40 degree angle on either bow and run as slow as possible without losing steerage N d. place everyone as far forward in the boat as possible to keep the bow heavy 1329: The sprinkler system of an enclosed lifeboat is used to __________.
Y a. cool the craft in a fire N b. cool the engine N c. spray oil on the sea to calm it N d. spray personnel during a fire 1372: It is necessary to secure the forced ventilation to a compartment where there is a fire to __________.
N a. allow the exhaust fans to remove smoke N b. extinguish the fire by carbon monoxide smothering Y c. prevent additional oxygen from reaching the fire N d. protect fire fighting personnel from smoke 1388: Which extinguishing agent will absorb the most heat?
N a. CO2 N b. Foam Y c. Water N d. Dry chemical 1626: A shipmate suffers a heart attack and stops breathing. You must __________.
N a. administer oxygen Y b. immediately check his pulse and start CPR N c. make the victim comfortable in a bunk N d. immediately give a stimulant, by force if necessary 1640: A Halon 1301 cylinder contains 100 pounds of liquid at 360 psi. It must be recharged when the weight drops below how many pounds of liquid?
N a. 90 N b. 92 Y c. 95 N d. 98 1679: You are on a 92 foot fishing vessel with 35 individuals on board. Which one of the following items are you NOT required to have on board?
Y a. Gyro compass N b. Magnetic compass N c. Electronic position fixing device N d. VHF radiotelephone 1709: Why is gas-freeing rarely required for LPG cargo tanks?
N a. LPG is compatible with all cargos. N b. LPG's high oxygen content makes it nonvolatile. N c. Cargo tanks are inspected less frequently than on oil tankers. Y d. The cargo tanks are used for one type of cargo only. 2025: BOTH INTERNATIONAL AND INLAND You are under sail with the auxiliary engine running and the propeller engaged on a 15 meter sail vessel. Which statement is TRUE?
Y a. This condition is indicated by a conical shape, apex downwards. N b. You should maintain course and speed when approaching a power-driven vessel. N c. You must display two green lights in a vertical line at or near the masthead. N d. You are considered a sailing vessel as long as sail propulsion affects the vessel's maneuverability. 2204: Which communications functions must all vessels be capable of performing under GMDSS as defined by the International Maritime Organization?
N a. Radio direction finding Y b. Distress alerting to and from vessels, search and rescue coordination, on-scene communications, signals for locating, Maritime Safety Information, general and bridge-to-bridge communications. N c. Communications in each of the operational ocean areas N d. All communications possible within the International Safety-NET service 2418: Your vessel's drafts are: FWD 24'-07", AFT 25'-09"; and the KG is 23.2 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. 27,008 foot-tons N b. 29,778 foot-tons N c. 32,428 foot-tons Y d. 34,663 foot-tons 2607: The tendency of a grade "B" product to vaporize is indicated by its __________.
Y a. flash point N b. convection index N c. flammable range N d. ignition temperature 2634: 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 number 4 hold floods, the vessel will sink if the permeability exceeds what percent?
N a. 40 N b. 48 N c. 53 Y d. 60 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 2708: Upon release to the atmosphere, LFG readily __________.
Y a. vaporizes N b. attacks caustically N c. rises N d. attacks corrosively 2798: Your vessel's drafts are: FWD 17'-07", AFT 16'-09"; and the KG is 21.5 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the remaining righting arm at 30° inclination if the center of gravity is 0.9 foot off the centerline.
N a. 1.5 feet Y b. 2.8 feet N c. 3.6 feet N d. 4.3 feet 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° 2934: Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 21.8 feet and the drafts are: FWD 23'-05", AFT 24'-04".
N a. 37° N b. 31° Y c. 26° N d. 21° 3102: Which type of fixed fire-extinguishing system is approved for use on board uninspected vessels? (Uninspected Vessel Regulations)
Y a. Carbon dioxide N b. Steam smothering N c. Chemical foam N d. All of the above 3756: Treatment of sunstroke consists principally of __________.
Y a. cooling, removing to shaded area, and lying down N b. bathing with rubbing alcohol N c. drinking ice water N d. All of the above 3823: What is the change in vertical moments for the DEEP DRILLER if 103.48 long tons of ballast is discharged from a full ballast tank 1P?
N a. 6,707 foot-tons decrease N b. 4,984 foot-tons decrease Y c. 1,914 foot-tons decrease N d. 155 foot-tons decrease 3863: On an OSV, how many ring buoys are required to have a buoyant line attached?
N a. One ring life buoy Y b. One ring life buoy on each side of the OSV N c. Three ring life buoys N d. Two ring life buoys on each side of the OSV 4081: Visual inspections of survival craft on offshore drilling units, to ensure operational readiness, must be conducted at least once a __________.
Y a. week N b. month N c. quarter N d. year 4238: You are the operator of a 296 GRT uninspected towing vessel. Its construction was contracted for after August 27, 2003. In addition to the hand portable fire extinguishers, how much other fire extinguishing equipment are you required to have on board? (Uninspected Vessel Regulations)
N a. Either an approved B-V semi-portable fire-extinguishing system or a fixed fire-extinguishing system Y b. Both an approved B-V semi-portable fire-extinguishing system and a fixed fire-extinguishing system N c. An approved water mist fire protection system and a fixed CO2 fire-extinguishing system N d. Both an approved B-V semi-portable fire-extinguishing system and an approved water mist fire protection system 4651: If you wear extra clothing when entering the water after abandoning a MODU it will __________.
N a. weigh you down Y b. preserve body heat N c. reduce your body heat N d. make it more difficult to breathe 4662: Most covered lifeboats will right themselves after capsizing if the __________.
N a. lower ballast tanks are filled with water N b. sea anchor is deployed to windward N c. fuel tanks are not less than half full Y d. passengers are strapped to their seats 4663: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of the #7 drill water tank are discharged, what would be the new TCG?
N a. -0.15 foot N b. 0.00 foot Y c. 0.15 foot N d. 0.29 foot 5094: The mechanism that will release the tricing pendant, as shown, is __________. (D012SA )
N a. the fore and aft gripes Y b. the McCluny hook N c. a quick release lever N d. a 3/4" shackle 5124: The SS AMERICAN MARINER is ready to bunker with drafts of FWD 14'-04", AFT 18'-08". 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-0173
Y a. 1.05 feet N b. 1.15 feet N c. 1.25 feet N d. 1.31 feet 5192: There is a fire aft aboard your vessel. To help fight the fire, you should __________.
N a. put the wind off either beam N b. put the stern into the wind and decrease speed N c. put the stern into the wind and increase speed Y d. head the bow into the wind and decrease speed 5461: Thirty-five percent of the breaking strength of an anchor cable is generally accepted as the __________.
Y a. safe operating load N b. normal operating tension N c. emergency working load N d. allowable storm load 5506: The SS AMERICAN MARINER has drafts of: FWD 13'-05", AFT 21'-03". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 88 tons of seawater.
N a. FWD 14'-01.8", AFT 20'-09.3" Y b. FWD 14'-02.4", AFT 20'-08.7" N c. FWD 14'-03.0", AFT 20'-08.1" N d. FWD 14'-03.6", AFT 20'-07.5" 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 5931: If the charted water depth is 200 feet, the limits of service for the COASTAL DRILLER require an air gap of __________.
N a. 35 feet N b. 32 feet Y c. 30 feet N d. 25 feet 6686: Your drafts are: FWD 24'-09", AFT 27'-02". Use the blue pages of the Stability Data Reference Book to determine the vessels displacement if you are in salt water.
N a. 13,175 tons N b. 13,350 tons N c. 13,490 tons Y d. 13,620 tons 6807: The Master or person in charge of a MODU shall ensure the crane record book shows __________.
N a. the name of the crane operator N b. an entry each time the crane is used Y c. date and result of each rated load test N d. the time of day of the test 6863: When are fore and aft draft readings required to be entered in the unofficial logbook of a MODU?
N a. Once a day N b. Once a week Y c. Prior to getting underway N d. Only when entering waters of different density 7032: Overspeed of the diesel engine driving an electric generator could cause __________.
N a. low voltage trip N b. reverse power trip Y c. damage to windings N d. excessive exhaust temperatures 7046: A fire has broken out on the stern of your vessel. You should maneuver your vessel so the wind __________.
N a. blows the fire back toward the vessel N b. comes over either beam N c. comes over the stern Y d. comes over the bow 7071: The sorting of accident victims according to the severity of their injuries is called __________.
N a. evaluation Y b. triage N c. surveying N d. prioritizing 9295: A jack-up 210 feet in length is level during transit. The LCF is 140 feet aft of the bow. How much weight should be applied at the bow to level the jack-up if 150 kips are loaded at the transom?
N a. 50 kips Y b. 75 kips N c. 100 kips N d. 200 kips 9465: When inclined to an angle of list, the value of the righting arm is __________.
N a. negative Y b. zero N c. positive N d. maximum 9565: The LCG of a vessel may be found by dividing displacement into the __________.
N a. longitudinal center of gravity of the vessel N b. sum of the vertical moments of the vessel Y c. sum of the longitudinal moments of the vessel N d. longitudinal baseline of the vessel 69354: Which casualty involving a mobile offshore drilling unit would require a report to be filed?
N a. Damage to property of $20,000 N b. An injury treated by first aid Y c. An occurrence materially and adversely affecting the vessel's fitness for service N d. All of the above 69354: Which casualty involving a mobile offshore drilling unit would require a report to be filed?
N a. Damage to property of $20,000 N b. An injury treated by first aid Y c. An occurrence materially and adversely affecting the vessel's fitness for service N d. All of the above