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.
17: The atmosphere in a tank is too rich when it is __________.
N a. incapable of supporting combustion because the hydrocarbon vapor content makes the atmosphere below the LFL (Lower Flammable Level) N b. capable of supporting combustion N c. in a noncombustible state which can be relied on to occur naturally on a regular basis Y d. incapable of supporting combustion because the hydrocarbon vapor content makes the atmosphere above the UFL (Upper Flammable Limit) 75: If you must abandon a rig in VERY HEAVY SEAS, in a survival craft, when should you remove the safety pin and pull the hook release?
Y a. Immediately upon launching N b. One to three feet before first wave contact N c. Upon first wave contact N d. Only when waterborne 180: Which is TRUE of a "stiff" vessel?
N a. It has a small GM. N b. It pitches heavily. N c. It has an unusually high center of gravity. Y d. Its period of roll is short. 268: What is NOT a treatment for traumatic shock?
N a. Keep the patient warm but not hot. N b. Have the injured person lie down. Y c. Massage the arms and legs to restore circulation. N d. Relieve the pain of the injury. 319: Foam is effective in combating which class(es) of fire?
N a. A N b. B Y c. A and B N d. B and C 514: You hear on the radiotelephone the word "Securite" spoken three times. This indicates that __________.
Y a. a message about the safety of navigation will follow N b. a message of an urgent nature about the safety of a ship will follow N c. the sender is in distress and requests immediate assistance N d. you should secure your radiotelephone 581: You are ordering ships' stores that are NOT consumer commodities. Which statement is TRUE?
N a. All flammable liquids must be stowed in the paint locker or specially constructed integral tanks. Y b. The label of a hazardous ships' store must include instructions for safe stowage. N c. Replacement CO2 cylinders for the fixed fire fighting system must have been tested within 8 years of receipt. N d. Cartridges for the line throwing appliance must be stored in the portable magazine chest after receipt. 644: The difference between the forward and aft drafts is __________.
N a. list N b. heel Y c. trim N d. flotation 906: Inflatable liferafts shall be serviced at an approved servicing facility every 12 months or not later than the next vessel inspection for certification. However, the total elapsed time between servicing cannot exceed __________.
N a. 12 months N b. 15 months Y c. 17 months N d. 18 months 946: What material is allowed in construction of the hull of a vessel with an integral diesel fuel tank ?
Y a. Steel or aluminum N b. Sandwich style fiberglass with a natural rubber core N c. Copper-nickel or copper silicon alloys N d. Any or all of the above 997: Which fire-fighting agent is most effective at removing heat?
Y a. Water spray N b. Foam N c. Carbon dioxide N d. Dry chemical 1162: Which instrument is suitable for determining the presence of explosive concentrations of fuel oil vapors in tanks?
N a. A flame safety lamp Y b. A combustible gas indicator N c. A liquid cargo meter N d. All of the above 1310: Frapping lines are fitted to lifeboat davits to __________.
Y a. reduce the swinging of the lifeboat as it is being lowered from the embarkation level N b. secure the lifeboat in the davits when in the stowed position N c. hold the lifeboat to the ship's side until the tricing lines are passed N d. be used as a safety line in an emergency 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 1442: If the cause of severe list or trim is off-center ballast, counterflooding into empty tanks will __________.
N a. increase the righting moment N b. increase the righting arm N c. increase list or trim Y d. decrease list or trim 1476: Your vessel has 3 lifeboats on each side. The aftermost boat on the starboard side is designated as boat number __________.
N a. 6 Y b. 5 N c. 3 N d. 3 STARBOARD 1483: The SS AMERICAN MARINER is partially loaded with a GM of 3.1 feet and drafts of: FWD 19'-06", AFT 21'-04". Use the white pages of the Stability Data Reference Book to determine what tank(s) you should ballast to increase the GM to 3.7 feet.
N a. Tanks: DT1 Y b. Tanks: DB3, DT8 N c. Tanks: DB2, DB7 N d. Tanks: DB5 1538: Your oceangoing vessel is required to have a waste management plan. This plan must be in writing and describe procedures for __________.
Y a. collecting and discharging garbage N b. disposing waste from marine sanitation devices N c. reducing the amount of shipboard waste N d. segregating the different types of shipboard waste 1613: Steering a motor lifeboat broadside to the sea could cause it to __________.
Y a. capsize N b. run smoother N c. run faster N d. sink 1647: Electrical wiring on all "T-Boats" must be __________.
N a. concealed to prevent mechanical damage N b. concealed so the boat can be maintained more easily Y c. protected from the weather N d. in an accessible place behind the ceiling 1892: What is the required amount of time that a SART's battery must be able to operate the unit in the standby mode?
N a. 8 hours N b. 2 days N c. 3 days Y d. 4 days 2217: Steering a survival craft broadside to the sea could cause it to __________.
Y a. capsize N b. run smoother N c. run faster N d. sink 2311: What causes cavitation in a centrifugal pump?
Y a. Vapor pockets in the flow stream N b. Rough impeller surfaces N c. Worn wearing rings N d. Heavy fluid in the flow stream 2398: Proper GMDSS watchkeeping includes __________.
N a. understanding the GMDSS console's normal operational indicators N b. maintaining a proper GMDSS radio station log N c. responding to and comprehending alarms Y d. All of the above 2532: The appearance of Bunker C and fuel oils are dark colored liquids, and __________ .
N a. soluble oils N b. slop oils N c. cutting oils Y d. viscous oils 2647: Which statement concerning GMDSS Radio Operator requirements is FALSE?
N a. Each compulsory vessel must carry at least two licensed GMDSS Radio Operators at all times while at sea. N b. Each compulsory vessel must carry at least two licensed GMDSS Radio Operators at all times while at sea and may elect to carry a GMDSS Radio Maintainer as well. Y c. Communications involving safety of life at sea do not have to be logged as long as the compulsory vessel was not involved in such communications. N d. While at sea, adjustments to, and the maintaining of, GMDSS equipment may be performed by the GMDSS Radio Operator as long as the work is supervised by an onboard licensed GMDSS Radio Maintainer. 2671: To meet the regulations governing manning requirements outside U.S. jurisdiction, a person holding a foreign license can serve in any of the following positions EXCEPT __________.
N a. able seaman N b. ballast control operator N c. barge supervisor Y d. offshore installation manager 2748: Most covered lifeboats will right themselves after capsizing if the __________.
Y a. passengers are strapped to their seats N b. fuel tanks are not less than half full N c. sea anchor is deployed to windward N d. lower ballast tanks are filled with water 2849: A vessel would be referred to as "stiff" when the weight of the cargo is __________.
N a. evenly distributed vertically and the double bottoms are full N b. concentrated low and the double bottoms are empty Y c. concentrated low and the double bottoms are full N d. concentrated high and the double bottoms are empty 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° 3052: Which statement is TRUE concerning work vests on a small passenger vessel?
N a. They may be worn during drills N b. They may be substituted for up to 10% of the required life jackets on board N c. They need not be an approved type Y d. They must be stowed separately from approved life jackets 3066: Prior to getting underway for the day's operations, every small passenger vessel shall have it's steering gear tested by __________.
N a. the Mate on watch Y b. the Master N c. a Mate or Designated Duty Engineer N d. a licensed Engineer 3226: The sign used to caution persons approaching the gangway of a tank barge during cargo transfer reads __________.
N a. "Warning, Keep Off, Stay Clear" N b. "Danger, Do Not Board" Y c. "Warning, No Smoking, No Open Lights, No Visitors" N d. "Dangerous Cargo Being Transferred" 3369: Several vessels are at an anchorage. You wish to communicate with the vessel bearing 046°T from you but do not know the vessels call letters. Which flag hoist should NOT be used to establish communications?
N a. CS Y b. RQ A046 N c. VF N d. YQ3 A046 3404: Convection spreads a fire by __________.
N a. transmitting the heat of a fire through the ship's metal Y b. heated gases flowing through ventilation systems N c. burning liquids flowing into another space N d. the transfer of heat across an unobstructed space 3440: How should the number "7" be pronounced when spoken on the radiotelephone?
Y a. SAY-TAY-SEVEN N b. SEE-ETA-SEVEN N c. NUM-BER-SEVEN N d. NEW-MER-AL-SEVEN 3464: The SS AMERICAN MARINER is ready to load the cargo listed. There is already 3175 tons of cargo on board with a KG of 25.8 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-0132
Y a. KG 26.8 feet N b. KG 27.3 feet N c. KG 28.2 feet N d. KG 28.5 feet 3480: How should the number "6" be pronounced when spoken on the radiotelephone?
N a. SOX-SIX N b. NUM-BER-SIX Y c. SOK-SEE-SIX N d. NEW-MER-AL-SIX 3546: According to the regulations for passenger vessels, a "motor vessel" is one which is propelled by machinery other than steam and is more than __________.
N a. 16 ft. in length N b. 34 ft. in length N c. 45 ft. in length Y d. 65 ft. in length 3841: What is the change in the vertical moments for the DEEP DRILLER if 2.0 feet of ballast is transferred from a full ballast tank 3P to an empty ballast tank 10P?
N a. 43 ft-tons increase N b. 69 ft-tons decrease Y c. 556 ft-tons decrease N d. 5,575 ft-tons decrease 3871: On the DEEP DRILLER, among the port-side valves to open when deballasting from ballast tank 2P is valve __________.
N a. 3 Y b. 5 N c. 6 N d. 7 3945: Aboard the DEEP DRILLER, the bilge pumps take suction from the pump rooms, cofferdam, void area, access trunk, and __________.
Y a. center column chain lockers N b. backup drill water tank N c. primary salt-water service tank N d. forward and after column chain lockers 4080: On a vessel of 12,500 tons displacement, compute the reduction in metacentric height due to free surface in a hold having free water on the tank top. The hold is 35 feet long and 50 feet wide. The reduction in metacentric height is __________.
N a. .14 ft N b. .45 ft N c. .55 ft Y d. .83 ft 4256: The SS AMERICAN MARINER has drafts of: FWD 28'-00", AFT 30'-04". Use the white pages of the Stability Data Reference Book to determine the drafts if you ballast the forepeak with 110.8 tons of seawater.
N a. FWD 28'-08.2", AFT 29'-11.6" N b. FWD 28'-09.0", AFT 29' 11.0" Y c. FWD 28'-09.8", AFT 29' 10.4" N d. FWD 28'-10.6", AFT 29' 09.8" 4262: Which statement about immersion suits is TRUE?
Y a. Prior to abandonment, the suit allows body movement such as walking, climbing a ladder and picking up small objects. N b. The immersion suit seals in body heat and provides protection against hypothermia for weeks. N c. The suit is flameproof and provides protection to the wearer while swimming through burning oil. N d. The wearer of the suit is severely restricted and requires twice the time to climb a ladder than without the suit 4483: The COASTAL DRILLER has a trim of 2.13 feet by the stern. The draft in sea water at the forward draft marks is observed to be 8.0 feet. The KML is __________.
Y a. 286.27 feet N b. 299.09 feet N c. 316.67 feet N d. 355.42 feet 4557: The sounding level of 12 lb. per gallon mud in mud pit 1S of the COASTAL DRILLER is 5.5 feet. What is the weight of the mud?
N a. 104.53 kips Y b. 114.37 kips N c. 116.45 kips N d. 127.41 kips 4786: Which number indicates the hydrostatic release? (D015SA )
N a. 3 Y b. 6 N c. 7 N d. 10 5105: The edge of a hurricane has overtaken your MODU in the Gulf of Mexico and the northwest wind of a few hours ago has shifted to the west. This is an indication that you are located in the __________.
Y a. navigable semicircle N b. dangerous semicircle N c. low pressure area N d. eye of the storm 5511: When inspecting anchor chain, the American Petroleum Institute recommends checking the length over 5 links every __________.
N a. 10 feet Y b. 100 feet N c. 250 feet N d. 500 feet 5694: What is the meaning of the signal QU RQ when sent by the International Code of Signals?
N a. This is the call sign of a vessel registered in Latvia. Y b. Is anchoring prohibited? N c. Will you lead me to a safe anchorage? N d. Interrogative 6805: The record of tests and inspection of fire fighting equipment on board a MODU must include __________.
Y a. the name of the person conducting the test N b. the weight of the charge N c. recommendations for the next test N d. All of the above 7313: What is the MOST important thing you should do before transmitting on a marine radio?
N a. Ask for permission. N b. Record the time in your radio log. N c. Press the "push to talk" button three times. Y d. Monitor the channel to insure that it is clear. 8127: The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 drill water tanks are discharged, what would be the new height of the transverse metacenter?
N a. 134.95 feet N b. 135.91 feet Y c. 136.38 feet N d. 136.89 feet 8431: The International Oil Pollution Prevention (IOPP) Certificate required by MARPOL is issued to U.S. flag MODUs by the __________.
N a. International Maritime Organization Y b. U.S. Coast Guard N c. American Bureau of Shipping N d. Environmental Protection Agency 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 8601: Offshore drilling units must have at least two ring buoys with water lights that, when released from the mounting rack, activate a __________.
Y a. smoke signal N b. steam whistle N c. battery powered horn N d. radio signal 8781: To determine the number of certificated Lifeboatmen required on a mobile offshore drilling unit, you should check the __________.
N a. load line certificate Y b. Certificate of Inspection N c. Safety of Life at Sea Certificate N d. Operations Manual 9485: The difference between the starboard and port drafts due to wind or seas is called __________.
N a. list Y b. heel N c. trim N d. flotation 9704: Which of the following statements is/are TRUE in regard to Ro-Ro vessels' spaces which are "specially suitable for vehicles"?
N a. The spaces shall be fitted with an approved fire or smoke detecting system. N b. The spaces shall be fitted with an approved fixed fire extinguishing system. N c. The Commandant may permit the installation of an approved water sprinkler extinguishing system. Y d. All of the above