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.
64: The SS AMERICAN MARINER is loaded with the cargo shown. Use the white pages of The Stability Data Reference Book to determine the amount of liquid loading required in the double bottom tanks to meet a one compartment standard. ST-0001
N a. 338 tons N b. 309 tons N c. 281 tons Y d. 263 tons 70: What represents the center of gravity? (D001SA )
N a. GZ N b. M N c. B Y d. G 317: Your vessel will be entering the navigable waters of the United States. You are required by regulations to __________.
N a. test the primary and secondary steering systems no more than 8 hours before entering Y b. correct the charts of the area to be transited using the Notice(s) to Mariners or foreign equivalent reasonably available N c. have a copy of Radio Navigational Aids N d. check the magnetic compass for the correct deviation 348: A man has suffered a burn on the arm. There is a reddening of the skin but no other apparent damage. Using standard MEDICAL terminology, this is a __________.
N a. Minor burn N b. Superficial burn N c. Extremity burn Y d. First-degree burn 415: What must ocean going vessels of 100 GT to 400 GT be fitted with for oily mixtures?
N a. A fixed system to discharge the slops overboard Y b. A fixed system to discharge oily mixtures to a reception facility N c. A portable system to discharge the slops overboard N d. A portable system to discharge oily mixtures to a reception facility 438: A crew member has suffered frostbite to the toes of both feet. You should __________.
Y a. immerse the feet in warm water N b. warm the feet with a heat lamp N c. warm the feet at room temperature N d. rub the feet 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 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 648: Ring life buoys used aboard a small passenger vessels on oceans or coastwise routes are required to be what color?
N a. White N b. White or international orange Y c. Orange N d. Any highly visible color easily seen from the air 794: An oiler was badly burned and you are communicating with a passenger ship that has a doctor and hospital on board. You want to rendezvous in a certain position so the oiler can be evacuated for medical treatment. Which code should your message contain?
N a. MAF Y b. MAB N c. MAA N d. MAE 821: Bleeding from a vein is __________.
Y a. dark red and has a steady flow N b. bright red and slow N c. bright red and spurting N d. dark red and spurting 977: Which type of fire is the foam (stored-pressure type) fire extinguisher effective on?
Y a. Classes A & B N b. Classes A & C N c. Classes B & C N d. All of the above 1111: On small passenger vessels, outlets in fuel lines are permitted __________.
N a. to tap fuel for cleaning parts and engine wash down N b. for inspection purposes only N c. to bleed fuel lines Y d. under no circumstances in gasoline installations 1153: According to 46 CFR Subchapter T, rigid plastic and other nonmetallic piping materials __________.
N a. may replace metal pipe or tubing in any installation N b. may not be used on inspected vessels Y c. may only be used in non-vital systems N d. are preferable to steel pipe 1195: The command "Oars" means to __________.
N a. lift the oars to a vertical position Y b. complete the stroke and bring the oars horizontal, blades feathered N c. place the oars in the boat with blades forward N d. place the oars in the rowlocks directly from the boated position 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 1361: What is the minimum diameter allowed for bilge piping on small passenger vessels which are more than 65 feet in length?
N a. 1" Y b. 1-1/2" N c. 2" N d. 2-1/2" 1660: If the meter needle of the oxygen indicator cannot be set to zero, what should be done?
Y a. Replace the batteries. N b. Check the sampling tube for blockage. N c. Adjust the final reading by the amount the needle is displaced from zero. N d. Replace the platinum filament. 1783: Which statement concerning GMDSS maintenance requirements is FALSE?
N a. Compulsory vessels sailing in Sea Areas A1 and A2 must provide any one of the three maintenance options which are duplication of equipment, shore-based or at-sea maintenance capability. N b. Compulsory vessels sailing in Sea Areas A3 and A4 must provide any two of the three maintenance options which are duplication of equipment, shore-based or at-sea maintenance capability. Y c. If shore-based maintenance is used, maintenance services do not have to be completed or performance verified unless the vessel will be sailing to a non-US port. N d. Equipment warranties do not satisfy GMDSS maintenance requirements. 1801: Each ship having an inert gas system must have a portable instrument to measure concentrations of hydrocarbon vapor in inert atmospheres and also to measure __________.
N a. nitrogen Y b. oxygen N c. carbon dioxide N d. water vapor 1985: Each emergency generator on a mobile offshore drilling unit, when tested, must be run under a full load for at least __________.
N a. one hour Y b. two hours N c. ten hours N d. four hours 2049: The bottom of the mast rests on a part of the keel called the mast __________.
N a. foot N b. heel Y c. step N d. sole 2079: Your vessel displaces 479 tons. The existing deck cargo has a center of gravity of 3.0 feet above the deck and weighs 16 tons. If you load 23 tons of anchor and anchor chain with an estimated center of gravity of 9 inches above the deck, what is the final height of the CG above the deck?
N a. 0.33 foot N b. 1.00 foot N c. 1.45 feet Y d. 1.67 feet 2162: Which tank barges require draft marks?
N a. Tank barges over 50 GT N b. Tank barges over 100 GT N c. Notch barges over 1000 GT Y d. All tank barges 2460: During transfer operations, a quantity of propylamine spills on deck. According to the Chemical Data Guide, the correct procedure would be to __________.
N a. immediately flush the spill with large quantities of fresh water N b. cover the contaminated surface with soda-ash-soaked lime solution Y c. add sodium bisulfate on the contaminated surface and spray it down with water N d. move to a position upwind of the spill and allow the product to boil off 2557: When transferring personnel with a MODU crane, the weight of the loaded personnel carrier must not exceed __________.
N a. 1/2 of the static rated load at the lift radius Y b. 1/3 of the static rated load at the lift radius N c. 1/2 of the breaking strength of the hoist rope times the parts of line used N d. 1/3 of the breaking strength of the hoist rope times the parts of line used 2595: How can vessel personnel detect the operation of a SART in its vicinity?
Y a. A unique radar signal consisting of a blip code radiating outward from a SART's position along its line of bearing N b. A unique two tone "warbling" signal heard on VHF-FM Ch-70 N c. A unique two tone alarm signal heard upon the automatic unmuting of the 2182 kHz radiotelephone automatic watch receiver N d. The SART signal appears as a target which comes and goes; the effect of heavy swells on the SART 2691: Two individuals authorized to serve as a lifeboatman must be assigned to any lifeboat that has a capacity of more than __________.
N a. 10 persons N b. 20 persons N c. 30 persons Y d. 40 persons 2854: The sailing drafts are: FWD 14'-08", AFT 15'-06" and the GM is 4.8 feet. Use the information in Section 1, the blue pages, of the Stability Data Reference Book, to determine the available righting arm at 40° inclination.
N a. 3.3 feet N b. 3.7 feet Y c. 4.3 feet N d. 5.4 feet 2906: Which vessel must carry a compass on board? (small passenger vessel regulations)
N a. A non-self-propelled vessel N b. A vessel operating in protected waters with a short restricted route N c. A vessel operating on the Ohio River Y d. A vessel operating on the Gulf of Mexico 2994: Your sailing drafts are: FWD 21'-08", AFT 22'-04" and the GM is 3.2 feet. What will be the angle of list if the #6 port deep tank (capacity 201 tons, VCG 11.4 feet, and 25.5 feet off the centerline) is filled? (Use the data in Section 1, the blue pages, of the Stability Data Reference Book)
N a. 2° N b. 4° N c. 6° Y d. 8° 3136: Where should the tops of vents from gasoline tanks terminate?
Y a. In open air N b. Inside cabins near the overhead N c. In the machinery space near the engine air intake N d. Underwater 3194: Generally, what is used to inflate liferafts?
Y a. non-toxic gas N b. Oxygen N c. Hydrogen N d. Helium 3210: On a small passenger vessel, 58 feet in length, carrying 52 passengers the fire pump shall have a minimum pumping capacity of __________.
N a. 10 gallons per minute N b. 25 gallons per minute Y c. 50 gallons per minute N d. 100 gallons per minute 3279: You have orders to drop off a barge loaded with propylene oxide at a fleet. In doing so, you must ensure that __________.
N a. all wing voids and rakes are pumped dry before tying off the barge N b. the barge is moored next to the bank where it will be protected from a possible collision Y c. the barge is under the care of a watchman N d. a rake end is facing upstream to minimize the effect of current on the mooring lines 3336: Which statement is TRUE concerning gasoline vapors on board a vessel?
Y a. They are heavier than air and will settle in the lowest part of the vessel. N b. They are lighter than air and will settle in the highest part of the vessel. N c. They should be vented into the engine to improve combustion. N d. They should be vented into the wheelhouse. 3567: What are the maximum vertical moments including free surface moments permitted on the DEEP DRILLER at a draft of 60 feet if the winds are greater than 70 knots?
Y a. 942,120 foot-tons N b. 946,271 foot-tons N c. 974,441 foot-tons N d. 1,059,885 foot-tons 3623: You wish to communicate by radiotelephone with a foreign vessel using the International Code of Signals. This is indicated by the signal __________.
N a. "Charlie Quebec" N b. "Code" N c. "Kilo" Y d. "Interco" 3736: The most effective treatment for warming a crew member suffering from hypothermia is __________.
N a. running or jumping to increase circulation N b. raising body temperature rapidly by placing hands and feet in hot water Y c. bundling the body in blankets to rewarm gradually N d. laying prone under heat lamps to rewarm rapidly 3966: In the illustration shown, the righting strap is shown as item number __________. (D014SA )
N a. 8 N b. 9 N c. 12 Y d. 16 4216: You are loading in a port subject to the tropical load line mark and bound for a port subject to the winter load line mark. You will enter the summer zone after steaming four days, and you will enter the winter zone after a total of nine days. You will consume 29 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.008, and the average TPI is 53. What is the minimum freeboard required at the start of the voyage? (Get Table Data)
N a. 72.5 inches N b. 75.0 inches N c. 77.0 inches Y d. 80.0 inches 4793: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the margin on the maximum allowable KG if winds increase to greater than 70 knots, and the TOC is changed to the recommended value?
N a. 0.0 foot Y b. 1.0 foot N c. 37.0 feet N d. 38.0 feet 5412: The SS AMERICAN MARINER is ready to bunker with drafts of FWD 21'-04", AFT 26'-04". 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-0177
Y a. 0.62 foot N b. 0.80 foot N c. 0.85 foot N d. 0.99 foot 5601: Your semisubmersible drilling unit is moving onto a location in shallow water with a very hard bottom. What is the most effective means of maintaining your position at this location during severe weather?
N a. Running out all the anchor chain available Y b. Piggyback all anchors and pretension to above the expected tensions N c. Install fluke angle blocks on all your LWT anchors N d. Remove fluke angle blocks on all your LWT anchors 5705: The design of a spring buoy helps __________.
N a. to retrieve the anchor Y b. to prevent chafing at the lower end of the pendant N c. to mark the rig's approach to the location N d. an anchor handling vessel back toward the rig 5735: Given the same water depth and mooring tension, the holding power of a 90 pound/foot chain mooring system in comparison to the holding power of a 19 pound/foot wire rope mooring line will be __________.
N a. weaker Y b. greater N c. equal N d. indeterminable 5827: When a MODU is afloat in equilibrium, the horizontal component of mooring line tensions should equal __________.
N a. drilling forces N b. weight forces N c. buoyancy forces Y d. environmental forces 5857: In towing it is desirable for the tug and the MODU to ride wave crests simultaneously because __________.
Y a. shock loading on the tow line is reduced N b. towing speed is improved N c. the MODU is more visible from the tug N d. the catenary of the tow line is reduced 5941: Each fire hydrant serving machinery spaces containing oil fired boilers, internal combustion machinery, or oil fuel units must be equipped with a __________.
N a. fireman's outfit Y b. low-velocity spray applicator N c. marine strainer N d. pick axe 6187: A fire in a ballast pumproom can be brought under control with minimal impact on stability by __________.
N a. cooling the outside bulkheads with water Y b. shutting all sources of air into the compartment N c. closing the sea chest N d. flooding the compartment with salt water 6413: While drilling ahead with 60 foot draft, the DEEP DRILLER encounters lost circulation and loses 900 bbls. of 16 pounds per gallon mud to the hole. How much ballast must be taken on to maintain 60 foot draft?
N a. 220 long tons Y b. 270 long tons N c. 330 long tons N d. 440 long tons 6981: The emergency power system for the DEEP DRILLER should be placed in operation when the weather forecast predicts winds greater than 90 knots and when __________.
Y a. evacuating the unit N b. ballasting N c. deballasting N d. unexpected list and trim exist 7373: When a semisubmersible rig under tow experiences pounding on the forward transverse brace, the surest way to alleviate the condition would be to __________.
N a. adjust the length of the tow line N b. have the tug slow down Y c. ballast down N d. change course 7577: The value of the maximum righting arm depends on the position of the center of buoyancy and the __________.
N a. longitudinal center of gravity N b. transverse center of gravity N c. downflooding angle Y d. vertical location of the center of gravity 7625: The original equilibrium position is always unstable when __________.
Y a. metacentric height is negative N b. KM is higher than KG N c. KG exceeds maximum allowable limits N d. free surfaces are excessive 8105: What is the port leg reaction for the COASTAL DRILLER if the total weight is 15,000 kips, LCG is 120 feet, and TCG is 1.0?
Y a. 4,909 kips N b. 4,931 kips N c. 4,950 kips N d. 5,160 kips 8353: What power source actuates a solenoid valve?
N a. Air pressure N b. Hydraulic pressure Y c. Electric current N d. Mechanical force 9021: Aboard a vessel, dividing the sum of the longitudinal moments by the total weight yields the vessel's __________.
N a. inclining moments N b. righting moments N c. vertical moments Y d. longitudinal position of the center of gravity 9443: The magnitude of a moment is the product of the force and __________.
N a. time Y b. lever arm N c. displacement N d. angle of inclination 9515: With no environmental forces, the center of gravity of an inclined vessel is vertically aligned directly above the __________.
N a. longitudinal centerline Y b. center of buoyancy N c. original vertical centerline N d. center of flotation