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.
23: Your ship is sinking rapidly. A container containing an inflatable liferaft has bobbed to the surface upon functioning of the hydrostatic release. Which action should you take?
N a. Cut the painter line so it will not pull the liferaft container down. N b. Swim away from the container so you will not be in danger as it goes down. Y c. Take no action because the painter will cause the liferaft to inflate and open the container. N d. Manually open the container and inflate the liferaft with the hand pump. 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 259: What does NOT affect the value of the free surface correction?
N a. Width of the tank N b. Length of the tank Y c. Registered tonnage N d. Specific gravity of the liquid in the tank 329: Which statement about the free surface effect is TRUE?
Y a. It has the same affect on initial stability whether the tank is 75% full or 25% full. N b. The free surface effect usually increases at angles of heel above 25°. N c. The effect increases if the tank is off the centerline. N d. The effect can be reduced by shifting weights vertically. 388: A victim has suffered a second-degree burn to a small area of the lower arm. What is the proper treatment for this injury?
Y a. Immerse the arm in cold water for 1 to 2 hours, apply burn ointment, and bandage. N b. Open any blisters with a sterile needle, apply burn ointment and bandage. N c. Apply burn ointment, remove any foreign material and insure that nothing is in contact with the burn. N d. Immerse the arm in cold water for 1 to 2 hours, open any blister and apply burn ointment. 430: The effects of free surface on a vessel's initial stability do NOT depend upon the __________.
N a. volume of displacement of the vessel N b. dimensions of the surface of the liquid Y c. amount of liquid in slack tanks N d. specific gravity of the liquid in the tank 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 611: The maximum mean draft to which a vessel may be safely loaded is called __________.
N a. mean draft N b. calculated draft N c. deep draft Y d. load line draft 790: Which would NOT provide extra buoyancy for a vessel with no sheer?
N a. Lighter draft N b. Raised fo'c'sle head N c. Raised poop Y d. Higher bulwark 808: A fire in a pile of canvas is classified as class __________.
Y a. A N b. B N c. C N d. D 1450: When a vessel is stationary and in a hogging condition, the main deck is under __________.
N a. compression stress N b. racking stress N c. shear stress Y d. tension stress 1542: The SS AMERICAN MARINER has the following drafts: FWD 09'-10", AFT 15'-08". 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-0041
N a. 1.91 feet N b. 2.09 feet Y c. 2.21 feet N d. 2.48 feet 1548: You have abandoned your vessel. You are in a liferaft and have cleared away from your vessel. One of your FIRST actions should be to __________.
N a. take measures to maintain morale N b. prepare and use radio equipment N c. identify the person in charge of liferaft Y d. search for survivors 1767: The explosive range of Diesel Oil mixed with air is __________.
N a. 0% to 1% by volume N b. 0.8% to 5.3% by volume Y c. 1.3% to 6.0% by volume N d. 6.3% to 12.1% by volume 1772: The definition of "partially protected waters", as used in the Regulations does not include __________.
N a. harbors, lakes and similar waters determined by the OCMI to be protected waters N b. waters within 20 nautical miles from the mouth of a harbor of safe refuge N c. the Great Lakes during the summer season Y d. sheltered waters presenting no special hazard 1788: Which channel is designated as the VHF follow-on communications channel and is required in all portable survival craft equipment?
N a. Channel 6 N b. Channel 13 Y c. Channel 16 N d. Channel 70 1971: Which category of NAVTEX messages may be rejected in some receivers, BUT SHOULD NOT?
Y a. Category L navigational warnings N b. Category A navigational warnings N c. SAR and distress alert information N d. Weather warnings 2098: 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-0049
Y a. 395 tons N b. 530 tons N c. 750 tons N d. 990 tons 2122: Your drafts are: FWD 6'-00", AFT 6'-06". From past experience, you know that the vessel will increase her draft 1 inch for every 6 tons loaded. There is rig water on board and 17 tons of deck cargo. How many more tons of cargo can be loaded and still maintain the same trim? (D037DG )
N a. 14 tons Y b. 18 tons N c. 24 tons N d. 33 tons 2314: Cargo tanks on barges fitted with goose neck vents and flame screens are limited to carrying which grade of cargo?
N a. A and below N b. B and below N c. C and below Y d. D and E only 2338: In order to check your vessel's stability, a weight of 40 tons is lifted with the jumbo boom, the boom head being 50 feet from the ship's centerline. The clinometer is then carefully read and shows a list of 5°. The vessel's displacement is 8,000 tons including the suspended weight. What will be the metacentric height of the vessel at this time?
N a. 2.74 feet N b. 2.80 feet Y c. 2.86 feet N d. 2.93 feet 2348: Regulations require that venting for cargo tanks in which only grades D or E liquids are to be transported shall, as a MINIMUM, be of which type? (tank barge constructed on or after July 1, 1951)
N a. Straight vents open to atmosphere N b. Individual pressure vacuum relief valves N c. Branch vent lines connected to a vent header system Y d. Gooseneck vents and flame screens 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 2439: If you observe any situation which presents a safety or pollution hazard during fuel transfer operations which action should you take FIRST?
N a. Close the valves at the manifold. N b. Notify the person in charge of the shore facility. Y c. Shut down the operation. N d. Sound the general alarm. 2596: Drinking salt water will __________.
Y a. dehydrate you N b. prevent seasickness N c. be safe if mixed with fresh water N d. protect against heat cramps 2711: The number of able seamen required on a MODU is stated in the __________.
N a. American Bureau of Shipping code N b. Department of Energy regulations N c. Mineral Management Service rules Y d. Certificate of Inspection 3093: You are preparing to load fuel oil on a vessel of 150 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 5 gallons N d. are opened and the flame screen replaced 3169: Which license or document enable a person to serve as person in charge of a tank barge which is transferring cargo?
N a. Operator of Uninspected Towing Vessels Y b. Certified Tankerman N c. Able Seaman N d. Ordinary Seaman/Wiper 3374: What is NOT listed on the metallic name plate required to be attached to hand portable fire extinguishers? (Uninspected Vessel Regulations)
N a. The rated capacity in gallons, quarts, or pounds Y b. The hydrostatic test date of the cylinder N c. The name of the item N d. An identifying mark of the actual manufacturer 3392: 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-0126
Y a. 595 tons N b. 870 tons N c. 1200 tons N d. 1350 tons 3684: The rescuer can best provide an airtight seal during mouth-to-mouth resuscitation by pinching the victim's nostrils and __________.
N a. cupping a hand around the patient's mouth N b. keeping the head elevated Y c. applying his mouth tightly over the victim's mouth N d. holding the jaw down firmly 3686: When applying chest compressions on an adult victim during CPR, the sternum should be depressed about __________.
N a. 1/2 inch or less N b. 1/2 to 1 inch N c. 1 to 1-1/2 inches Y d. 1-1/2 to 2 inches 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 3768: What is one of the FIRST actions you should take after abandoning and clearing away from a vessel?
Y a. Identify the person in charge. N b. Gather up useful floating objects. N c. Prepare for arrival of rescue units. N d. Arrange watches and duties. 3791: What is the VCG of the additional load if P-tank #4 in the DEEP DRILLER Sample Load Form #1 (Transit) is completely filled ?
N a. 113.90 feet N b. 117.01 feet N c. 121.03 feet Y d. 123.06 feet 3964: Paints and solvents on a vessel should be __________.
N a. stored safely in a cool dark non-ventilated area until work is completed Y b. resealed and returned to a well ventilated area after each use N c. covered at all times to protect from ignition sources N d. stored in a suitable gear locker 4088: Which towing vessel(s) is/are exempt from carrying radar?
N a. A vessel used solely in a limited area, such as a barge fleeting area. N b. A vessel exempted, in writing, by the Captain of the Port. N c. A vessel used solely for pollution response or assistance towing. Y d. All of the above 4174: Each EPIRB shall be tested using the integrated test circuit and output indicator every __________.
N a. week N b. two weeks Y c. month N d. quarter 4192: Alterations or repairs on inspected small passenger vessels must be done __________.
N a. under the direction of the Officer in Charge, Marine Inspection N b. in accordance with the regulations of Subchapter "S" (Subdivision and Stability) N c. in accordance with regulations in effect when the vessel was contracted for, as long as the repairs are minor Y d. All of the above 4210: You are loading in a port subject to the summer load line mark and bound for a port subject to the winter load line mark. You will enter the winter zone after steaming four days. You will consume 35 tons of fuel, water, and stores per day. The hydrometer reading at the loading pier is 1.0083, and the average TPI is 65. What is the minimum freeboard required at the start of the voyage? (Get Table Data)
Y a. 74 inches N b. 78 inches N c. 80 inches N d. 86 inches 4249: How should you warm up a diesel engine that has not been run for some time?
N a. Run it at minimum speed until warmed to operating temperature. Y b. Idle for a brief period of time and then warm up at half speed. N c. Bring it up to top speed immediately and run until warmed up. N d. Inject ether into the air intake to shorten warm up time. 4282: Your drafts are: FWD 6'-01", AFT 6'-05". From past experience, you know that the vessel will increase her draft 1 inch for every 5 tons loaded. There is rig water on board and 15 tons of deck cargo. How many more tons of cargo can legally be loaded and still maintain the same trim? (D037DG )
Y a. 10 tons N b. 20 tons N c. 35 tons N d. None 4295: The COASTAL DRILLER, in transit with winds expected to exceed 70 knots, must lower the legs so that the can tips are __________.
Y a. 60.5 feet below the hull N b. 48.5 feet below the hull N c. 11.6 feet below the hull N d. 1.2 feet below the hull 4567: When elevated, placing the LCG and TCG at the leg centroid provides __________.
N a. reduced scour rates N b. higher variable loading during preloading N c. higher drilling loads Y d. equal leg reactions 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 4697: A tank with a volume of 2,000 cubic feet is pressed with fresh water weighing 62.4 pounds per cubic foot. What is the weight, in kips, of the liquid?
N a. 54.4 kips N b. 64.7 kips N c. 95.8 kips Y d. 124.8 kips 4833: To keep injured survivors warm in the water after abandoning a MODU, they should __________.
Y a. be placed in the middle of a small circle formed by the other survivors in the water N b. float on their backs with their arms extended for maximum exposure to the air N c. remove their life preservers and hold on to the uninjured survivors N d. sip seawater at intervals of fifteen minutes 5315: The COASTAL DRILLER, in transit during a severe storm while at a draft of 9 feet 6 inches, has a KGT of 39.1 feet and a KGL of 39.9 feet. The margin on the maximum allowable KG is __________.
Y a. 2.6 feet N b. 3.4 feet N c. 25.1 feet N d. 25.9 feet 5715: What can cause a lack of oxygen in a chain locker?
N a. Absorption N b. Osmosis N c. Evaporation Y d. Oxidation 6251: Explosive and flammable gasses are most likely to be encountered on a MODU __________.
N a. at any location Y b. on the drill floor and liquid mud handling areas N c. in bulk storage tanks N d. in machinery spaces 6401: Why must the drilled hole be filled with drilling mud when tripping the drill string out of the hole?
N a. To maintain circulation to the mud pits N b. To compensate for MODU heave N c. To keep the mud agitated Y d. To prevent reduction of fluid head on the formations 6426: Your drafts are: FWD 21'-03", AFT 26'-00". Use the blue pages of the Stability Data Reference Book to determine the location of the center of flotation relative to amidships.
Y a. 2.8 feet forward N b. 2.1 feet forward N c. 1.6 feet forward N d. 1.9 feet aft 6908: Topside icing decreases vessel stability because it is usually off-center and __________.
N a. increases displacement Y b. increases the height of the center of gravity N c. increases draft N d. reduces the pocketing of free surface 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 7641: In small-angle stability, when external forces exist, the buoyant force is assumed to act vertically upwards through the center of buoyancy and through the __________.
N a. center of gravity N b. center of flotation Y c. metacenter N d. metacentric height 7685: The free surface corrections depend upon the dimensions of the surface of the free liquids and the __________.
N a. volume of liquid in the tank Y b. displacement of the MODU N c. location of the tank in the MODU N d. height of the center of gravity of the MODU 8047: An "on-load" release system on a survival craft means the cable can be released __________.
N a. only when the load is taken off the cable N b. only when there is a load on the cable N c. only when activated by the controls at the lowering station Y d. at any time 8527: 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 port leg reaction?
N a. 4,060 kips N b. 5,145 kips N c. 5,559 kips Y d. 5,816 kips 8987: The tendency of a vessel to return to its original trim after being inclined by an external force is __________.
N a. equilibrium N b. buoyancy N c. transverse stability Y d. longitudinal stability 9483: A tank which is NOT completely full or empty is called __________.
N a. pressed Y b. slack N c. inertial N d. elemental