Official proof of an American vessel’s nationality is contained in the（）.

单项选择题Inspection of a Halon extinguisher involves checking the hose，handle，nozzle，and（）.

A.sight glass
B.weighing the extinguisher
C.service technicians report
D.last date it was charged

单项选择题In the event of a casualty to a ship，who is responsible to make records available to the Coast Guard official authorized to investigate the casualty?（）

A.Officer in Charge，Marine Inspection
B.The person who caused the casualty
C.The company man
D.The owner

单项选择题In the case of an injury causing a person to be incapacitated，the Master or person in charge of a mobile offshore drilling unit must submit a report to the（）.

A.nearest Marine Safety or Marine Inspection Office
B.nearest hospital
C.Department of Energy
D.American Bureau of Shipping

单项选择题If you are the Master of a towing vessel whose only working radar no longer functions，what must you do?（）

A.Notify the Captain of the Port (COTP) if you cannot repair it within 96 hours
B.Notify the Officer in Charge of Marine Inspection (OCMI) if you cannot repair it within 48 hours
C.Moor the vessel until it is repaired
D.Anchor the vessel until it is repaired

单项选择题If a fixed foam firefighting system on a ship is not of the premix type，a sample of the foam liquid must be tested by（）.

A.a Coast Guard inspection officer
B.the safety man aboard the unit
C.the designated person in charge of the unit
D.the manufacturer or his authorized representative