题目内容

1.Mode S transponders are compatible with ______ the mode C signal.

A. transmitting
B. transiting
C. transporting
D. transacting

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1.Without the pressure altitude reporting, the air traffic controller has no display of ______ altitude information.

A. acute
B. special
C. accurate
D. specific

1.Without the pressure altitude reporting, the air traffic controller must rely on the altitude reported by the pilot ______ radio.

A. by
B. in
C. via
D. over

The Traffic Collision Avoidance System installed on large aircraft needs the ______ information supplied by transponder signals..

A. altitude
B. attitude
C. speed
D. heading

All mode A,C, and S transponders include an “ident” button, which ______ a special “thirteen” bit on the mode A reply known as Ident.

A. operates
B. stimulates
C. cultivates
D. activates

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