单项选择题As a high pressure system approaches,the barometer reading().

A.stays the same
B.falls
C.rises
D.falls rapidly


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1.单项选择题Application for a waiver of any requirements of the regulations for oil transfer operations must be submitted to the().

A.District Commander
B.Commandant
C.Captain of the Port
D.nearest Coast Guard office

2.单项选择题Apparent wind speed blowing across a ship under tow can be measured by a(n)().

A.barometer
B.wind vane
C.anemometer
D.thermometer

3.单项选择题Apparent time is based on().

A.a fictitious sun moving along the celestial equator
B.the visible sun moving along the ecliptic
C.the Moon's motion in relation to the Sun
D.the movement of the first point of Aries

4.单项选择题Aphelion is the point where the Sun().

A.and Moon and Earth form a right angle
B.and Moon and Earth are in line
C.crosses the celestial equator
D.is farthest from the Earth

5.单项选择题Any firefighting equipment that is carried in addition to the minimum required number on a ship must().

A.meet the applicable standards
B.be marked as additional equipment
C.be stowed in a separate area
D.All of the above

6.单项选择题Any extinguishing agent used on a Class “C” fire must have which important property? ()

A.Cooling ability
B.Leaves no residue
C.Penetrating power
D.Nonconductivity

7.单项选择题Antares is found in what constellation?()

A.Scorpio
B.Corvus
C.Libra
D.Corona Borealis

8.单项选择题An undocumented vessel with 10 people aboard and operating 25 miles off the seacoast must carry a survival craft of the().

A.inflatable buoyant apparatus type
B.buoyant apparatus type
C.life float type
D.Any of the above types are acceptable

9.单项选择题An overtaking situation at night would be one in which one vessel sees which light(s) of a vessel ahead?()

A.Masthead lights and sidelights
B.One sidelight,the masthead lights and stern light
C.Both sidelights
D.Stern light