單項選擇題Generally speaking，you should expect to find low atmospheric pressure prevailing in the earth’s（）.

A.equatorial area
B.polar regions
C.mid-latitudes
D.All of the above


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1.單項選擇題Generally speaking，in the Northern Hemisphere，when winds are blowing from between SE and SW the barometric reading（）.

A.makes no change at all
B.is somewhat lower than it would be for winds from a northern quadrant
C.is uncertain and may fluctuate by increasing and decreasing
D.is somewhat higher than it would be for winds from the northern quadrant

2.單項選擇題General requirements for a vessel’s radiotelephone station log are that（）.

A.logs must be kept in an orderly manner
B.erasures are not allowed
C.it must identify the vessel's name and official number
D.All of the above

3.單項選擇題General information on enroute weather and climate is found in（）.

A.the Sailing Directions and the Coast Pilot
B.a weather fax
C.the Local Notice to Mariners
D.the Light List

4.單項選擇題Fusible-link fire dampers are operated by（）.

A.a break-glass and pull-cable system
B.electrical controls on the bridge
C.a mechanical arm outside the vent duct
D.the heat of a fire melting the link

5.單項選擇題From your position you observe a rotating white and green light to the north. This light is most likely（）.

A.at an airport
B.on a naval mine-countermeasures vessel
C.Block Island North Light
D.on a vessel engaged in public safety activity