310908Codes shall be assigned to aircraft in accordance with the plan and procedures laid down by the appropriate ( )
authority.
A. ATC
B. ATS
C. AIS
D. SAR
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310889( )is an airspace of defined dimensions, above the land areas or territorial waters of a State, within which the flight of aircraft is prohibited.
A. Prohibited area
B. Restricted area
C. Danger area
D. protection area
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311121.Tri-city Arrival, AAL320, ( )
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310983.A traffic control centre is divided into sectors in
order to( ).
A. separate traffic
B. keep the need for coordination
C. reduce the work load on individual controller
D. both B & C
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200 meters ahead of you.
A. proceed
B. way
C. proceeding
D. progress
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311124.Oslo Tower, N32W, holding short of runway 18, request
( ) . B
A. departure information
B. line up
C. ATC clearance
D. takeoff
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311236.Mayday Mayday Mayday, Miami Approach, Cessna172, engine( ), we’re returning to land at your field.
A. distress
B. urgency
C. fire
D. emergency
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311299.If an aircraft’s identification is lost before or during a hand-off, the subsequent radar controller must ( )
until the aircraft’s identification is reestablished. C
A. instruct the aircraft to climb
B. instruct the aircraft to descend
C. use non-radar procedures to separate the aircraft
D. inform the transferring controller that the aircraft is
unacceptable
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311047.Generally, the speed of aircraft taxiing on the ground
should not exceed ( )
km/h.
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310857Above the rated altitude, the valid power of propeller
( ) as flight altitude rises. B
A. increases
B. decreases
C. is hard to determine
D. does not change
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