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单选题
On a tank vessel, which of the following substances would be burning in a class "B" fire?（）
A
Oil
B
Wood
C
Rags
D
Electrical wiring
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An overtaking situation at night would be one in which one vessel sees which light(s) of a vessel ahead ?______.A.Masthead lights and sidelightsB.One sidelight, the masthead lights and stern-lightC.Both sidelightsD.Stern-light
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Longshore labor went on strike in a port causing undue vessel delayC
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单选题Your vessel is taking on bunkers from a shore side facility, if oil begins flowing from one tank vent, which of the following actions should be taken FIRST?（）A
Open the intake valve to an adjacent tankB
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Signal the shore control point to shutdownD
Close the valve on the tank vent line
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单选题Which statement is TRUE concerning a towing vessel which，due to the nature of her work，is unable to keep out of the way of another vessel?（）A
By day，she shall carry a black cylinder shapeB
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考题
单选题Which of the following is more important in determining the amount of free surface that will be produced?（）.A
The breath of the tankB
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单选题In order to determine the trimming arm for your vessel at any particular draft，which of the following would you compare?（）.A
Longitudinal center of buoyancy and longitudinal center of gravityB
Longitudinal center of floatation and longitudinal center of gravityC
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单选题Upon receipt of a distress message，a merchant vessel is bound to proceed to the scene of the distress. Under which of the following cases would this NOT be true?（）A
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There are vessels closer to the distress scene that are proceeding to assistC
The Master of the vessel in distress has requisitioned another vessel，and that vessel has accepted the requisitionD
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单选题A tank which carries liquid is dangerous to the stability of a vessel when it is（）.A
low in the vesselB
completely emptyC
completely fullD
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单选题If it becomes necessary to pump bilges while a vessel is in port, which of the following procedures should be followed?（）A
Pump only if the discharge is led to a shore tank or bargeB
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单选题A vessel loads edible oil in a deep tank through a manhole at the midlength of the tank. In order to fill the tank to maximum capacity，what trim should the vessel have?（）A
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Down by the sternC
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考题
单选题An overtaking situation at night would be one in which one vessel sees which light(s) of a vessel ahead?（）A
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单选题Which vessel when anchored at night，would not be required to show anchor lights? （）A
A vessel engaged in underwater operationsB
A vessel engaged in mine clearanceC
A vessel engaged on pilotage dutyD
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单选题Upon receipt of a distress message，a merchant vessel is bound to proceed to the scene of the distress. Under which of the following cases would this NOT be true?（）A
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sounding the tankB
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examining tank boundariesD
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单选题Which vessel would display a cone，apex downward（）.A
A fishing vessel with outlying gearB
A vessel proceeding under sail and machineryC
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单选题Several merchant ships are arriving at the scene of a distress incident. One of the them must assume the duties of the Coordinator Surface Search (CSS). Which of the following statements is TRUE? （）A
CSS duties are always assumed by passenger vessels，dry cargo vessels，or tankers in that order of precedenceB
The CSS must be established by mutual agreement between the ships concernedC
A tank vessel should never be assigned CSS duties unless only tank vessels are presentD
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单选题0f the following, the most important consideration for a tank vessel is（）.A
GMB
the vertical center of gravityC
the longitudinal center of gravityD
the stress on the hull
考题
单选题A vessel is equipped with cross-connected deep tanks.In which situation should the crossconnection valve be closed?（）.A
The tank lie above the waterline and are filledB
The tank are partically filled with dry cargoC
The tanks are partially filled with liquid cargoD
The tanks are filled and lie below the waterline
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