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.
71: Each hand portable fire extinguisher must be marked with __________.
N a. the name of the vessel on which it is located N b. the date that it was installed N c. the names of the individuals qualified to use it Y d. an identification number 122: A negative metacentric height __________.
N a. will always cause a vessel to capsize Y b. should always be immediately corrected N c. always results from off-center weights N d. All of the above are correct 137: The officer responsible for the sanitary condition of the engineering department is the __________.
N a. Master N b. Chief Mate Y c. Chief Engineer N d. First Assistant 197: Normally, potable water systems are connected directly to the __________.
N a. fire-main system N b. feed-water system N c. freshwater sanitary system Y d. domestic water tank 212: In the navigable waters of the United States, Annex V to MARPOL 73/78 is NOT applicable to a(n) __________.
N a. recreational yacht N b. uninspected towing vessel N c. uninspected passenger vessel under 100 GT Y d. U.S. government vessel in non-commercial service 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 439: Fixed CO2 systems would not be used on crew's quarters or __________.
N a. the paint locker Y b. spaces open to the atmosphere N c. cargo holds N d. the engine room 456: On a vessel of 900 GT, the minimum number of fire axes required is __________.
N a. 2 N b. 4 Y c. 6 N d. 8 541: The signal "AS" when used in signaling by the International Code of Signals means "________________".
N a. Over N b. Finished with transmission Y c. Wait N d. Repeat this signal 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 612: The service life of distress signals must be not more than __________.
Y a. forty two months from the date of manufacture N b. thirty six months from the date of the last inspection N c. twenty four months from the date of approval N d. twelve months from the date of purchase 645: A tug should not come alongside a tank vessel in way of its cargo tanks while it is loading grade A, B, or C cargo without the permission of the __________.
N a. the cognizant OCMI N b. superintendent of the shoreside facility N c. local fire department Y d. person in charge of the transfer 733: Lifeboat hatchets should be __________.
N a. kept in a locker Y b. secured at each end of the boat with a lanyard N c. kept next to the boat coxswain N d. kept in the emergency locker on the ship and brought to the lifeboat when needed 877: A marine chemist issues gas free certificates and is certified by the __________.
N a. Mine Safety Appliance Association N b. American Chemical Society N c. Marine Chemists Association Y d. National Fire Protection Association 988: Which portable fire extinguisher should be used on a class C fire on board a vessel?
Y a. Carbon dioxide N b. Water (stored pressure) N c. Foam N d. Carbon tetrachloride 1009: The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11.5". Upon completion of loading and bunkering the items listed will be on board. Use the white pages of The Stability Data Reference Book to determine the minimum GM required to meet a one compartment standard. ST-0021
N a. 1.80 feet N b. 1.89 feet Y c. 1.98 feet N d. 2.05 feet 1041: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 2685 tons of cargo on board with a KG of 27.4 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-0022
N a. KG 25.4 feet Y b. KG 26.0 feet N c. KG 26.6 feet N d. KG 27.2 feet 1094: A small craft advisory forecasts winds of up to what speed?
N a. 16 kts. N b. 24 kts. Y c. 33 kts. N d. 48 kts. 1119: A fill pipe for a gasoline tank on board a small passenger vessel must be __________.
N a. arranged so neither liquid gasoline nor its vapors can overflow or escape inside the vessel N b. terminated on the weather deck and extend to within one-half of its diameter from the bottom of the tank N c. fitted with a suitably marked watertight deck plate or screw cap Y d. All of the above 1283: The liquid-filled PV breaker has acted to relieve a vacuum in a tank. What action must be taken in regards to the PV-breaker before continuing operations?
N a. Check to make certain that it has reset itself. Y b. Refill the breaker with liquid. N c. Manually reset the vacuum side of the breaker. N d. Install a new rupture disc. 1328: Any extinguishing agent used on a Class "C" fire must have which important property?
N a. Cooling ability N b. Leaves no residue N c. Penetrating power Y d. Nonconductivity 1509: You are using an oxygen indicator. How long should you wait after the sample is drawn into the instrument before reading the meter?
N a. No wait is necessary, the reading occurs immediately. N b. At least 5 seconds Y c. At least 10 seconds N d. At least 20 seconds 1584: Your vessel has 3 lifeboats on each side. The aftermost boat on the port side is designated as boat number __________.
Y a. 6 N b. 5 N c. 3 N d. 3 PORT 1722: Where are remote readouts for oxygen concentration, pressure, and temperature of an inert gas system required to be located?
N a. Bridge and engine control consoles N b. Bridge and tank(s) being inerted N c. Main deck and engine control consoles Y d. Cargo control and engine control consoles 1790: How long must GMDSS Radio Logs be retained by the licensee when they relate to a distress situation or disaster?
N a. 6 months N b. 1 year N c. 2 years Y d. 3 years 2168: When a vessel is stationary and in a hogging condition, the main deck is under which type of stress?
N a. compression Y b. tension N c. shear N d. racking 2334: Which flash point would indicate a grade E combustible liquid?
N a. 80°F N b. 75°F N c. 140°F Y d. 155°F 2361: What are the conditions, under GMDSS, whereby a ship is NOT allowed to depart from any port?
Y a. The vessel is not capable of performing all required distress and safety functions. N b. The vessel is carrying more than the required number of qualified GMDSS radio operators. N c. The vessel has a temporary waiver of its radio license and Safety Certificate. N d. The vessel is not carrying a GMDSS radio maintainer, but has provided for shoreside maintenance plus duplication of equipment if required. 2380: Access to a cargo pumproom on a tank vessel carrying grades A, B, C or D liquid cargoes shall be __________.
N a. at least 13.1 feet away from the galleys, living quarters or navigation spaces Y b. from the open deck N c. only from areas equipped with power ventilation systems N d. isolated from any part of the vessel which normally contains sources of vapor ignition 2383: What is the minimum license requirement of a GMDSS Radio Operator?
N a. Holding the Marine Radio Operator Permit is a pre-requisite before the GMDSS Radio Operator Endorsement can be obtained. N b. Holding the General Radiotelephone Operator License with RADAR endorsement is sufficient. Y c. Holding a valid GMDSS Radio Operator License is sufficient. N d. Holding either the General Radiotelephone Operator License or the First or Second Class Radiotelegraph License with GMDSS Radio Maintainer's Endorsement is sufficient. 2684: 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 holds 4 and 5 flood, the vessel will sink if the permeability exceeds what percent?
N a. 22 Y b. 28 N c. 34 N d. 39 2781: For a floating MODU, the center of flotation is the point in the waterplane __________.
Y a. about which the MODU lists and trims N b. which coincides with the center of buoyancy N c. which, in the absence of external forces, is always vertically aligned with the center of gravity N d. which is shown in the hydrostatic tables as VCB 2805: A vessel heading NNW is on a course of __________.
N a. 274.5° N b. 292.0° N c. 315.5° Y d. 337.5° 2851: Kevlar sails, when not in use, may be damaged if __________.
N a. left in the sunlight N b. stowed wet Y c. folded frequently N d. washed with soap and water 2964: 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 22.2 feet and the drafts are: FWD 23'-06", AFT 24'-03".
Y a. 26° N b. 30° N c. 34° N d. 53° 3015: An inclined semisubmersible with a very short rolling period about a constant angle of list is likely to have __________.
Y a. an off-center TCG N b. an LCG greater than level vessel LCB N c. a negative GM N d. excessive free surfaces 3249: 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-0116
Y a. 231.0 ft N b. 234.3 ft N c. 244.6 ft N d. 251.5 ft 3403: The COASTAL DRILLER has a trim of 2.13 feet by the stern. The draft at the forward draft marks is observed to be 8.0 feet. The draft at the center of flotation is __________.
N a. 7.00 feet N b. 8.58 feet N c. 9.00 feet Y d. 9.42 feet 3462: A rigid lifesaving device only designed for survivors to hold on to while in the water is known as a __________.
N a. liferaft N b. life float N c. life preserver Y d. buoyant apparatus 3504: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 6280 tons of cargo on board with a KG of 25.5 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-0135
N a. KG 25.3 feet N b. KG 25.7 feet Y c. KG 26.0 feet N d. KG 27.1 feet 3551: Which toxic gas is a product of incomplete combustion, and is often present when a fire burns in a closed compartment?
Y a. Carbon monoxide N b. Carbon dioxide N c. Hydrogen sulfide N d. Nitric oxide 3793: When the ullage is 6.4 feet in P-Tank #5 for the Deep Driller, what is the value of the longitudinal moment?
N a. -2,254 foot-tons N b. -2,949 foot-tons N c. -3,392 foot-tons Y d. -4,249 foot-tons 3901: Among the valves on the DEEP DRILLER to open when using the Salt-Water Service Pump to pump water into tank 10S is __________.
N a. 48 Y b. 47 N c. 37 N d. 23 3927: What pump may be used to supplement the bilge pump on the DEEP DRILLER?
N a. #1 Ballast N b. #2 Ballast N c. Salt-Water Service Y d. Drill water 3969: The sea anchor shown as item number 14 will NOT __________. (D014SA )
N a. check the liferaft's way N b. keep the liferaft end on to the sea N c. reduce the possibility of capsizing or broaching Y d. right the raft if it inflates inverted 4501: The COASTAL DRILLER is in transit at a draft of 10.0 feet. It loads 216.43 kips of weight aboard. What is the new draft?
N a. 10.2 feet Y b. 10 feet 2 inches N c. 10 feet 3 inches N d. 10 feet 4 inches 4851: The self-contained breathing device should not be used in which situation?
N a. Oxygen deficient spaces N b. Compartments containing poisonous vapors N c. Fighting fires that produce heavy smoke Y d. Underwater search 5525: What does the proof test load of an anchor chain demonstrate?
N a. The breaking strength of the anchor chain Y b. Strength of the anchor chain to a specified limit N c. Adequate holding power for new bottom conditions N d. Safe working load of the anchor chain 5693: In a storm, the leeward lines of a MODU's mooring system will __________.
Y a. pull the unit in the same direction that the weather is pushing it N b. pull the unit in the opposite direction that the weather is pushing it N c. tend to keep the unit on its original location over the well head N d. affect the unit's draft and inclination as maximum mooring tensions are reached 5962: Your drafts are: FWD 25'-09", AFT 28'-03". Use the blue pages of the Stability Data Reference Book to determine the location of the center of flotation relative to amidships.
N a. 2.6 feet forward N b. 2.1 feet forward Y c. at the center of flotation N d. 0.8 foot aft 6249: Automatic fire dampers in ventilation systems are operated by use of __________.
N a. heat or smoke detectors N b. C02 system pressure switches N c. remotely operated valves Y d. fusible links 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 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 6856: Fire dampers prevent the spread of fire by __________.
N a. conduction Y b. convection N c. radiation N d. direct contact 6953: After reporting a casualty to a mobile offshore drilling unit, which record must be retained on board?
Y a. Record of drafts N b. Hull reports N c. Anchor record N d. Machinery repair book 7643: When a vessel is floating upright, the distance from the keel to the metacenter is called the __________.
N a. metacentric radius N b. height of the baseline Y c. height of the metacenter N d. righting arm 7681: The effects of free surface on initial stability depend upon the dimensions of the surface of the free liquids and the __________.
N a. volume of liquid in the tank Y b. volume of displacement of the MODU N c. location of the tank in the MODU N d. height of the center of gravity of the MODU 8307: The sense of smell cannot be depended upon to detect H2S because __________.
N a. it has a smell similar to petroleum products N b. hydrogen sulfide gas is odorless Y c. the sense of smell is deadened by the gas N d. it is better to rely on eye irritation as a detector 9621: You notice smoke coming from an open laundry room doorway. After activating the fire alarm, which of the following would you do FIRST?
N a. Protect the adjacent spaces on the same deck as the laundry room. Y b. Locate and use the nearest portable extinguisher, if conditions permit. N c. Protect the compartment directly above the laundry room. N d. Go to the nearest fire station and break out the hose. 9706: Which of the following statements is/are FALSE in regard to Ro-Ro vessels' spaces that are "specially suitable for vehicles"?
N a. The spaces shall be fitted with an approved fire or smoke detecting system. Y b. The spaces shall NOT be fitted with fixed CO2 fire extinguishing systems. N c. The Commandant may permit the installation of an approved water sprinkler extinguishing system. N d. All of the above