The most important concept of IFR flying is that separation is maintained ________weather conditions.
A. based on
B. regardless of
C. as a result of
D. because of
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In controlled airspace, ATC separates IFR aircraft from obstacles and other aircraft using a flight clearance _______ route, distance and speed.
A. due to
B. because of
C. regardless of
D. based on
ATC monitors IFR flights on radar, or through procedural control where radar coverage is not ______ .
A. necessary
B. available
C. needed
D. sufficient
Aircraft position reports are ______ if ATC can see an aircraft on radar.
A. required
B. necessary
C. unnecessary
D. possible
A flight operating under IFR is required to provide _______ if ATC advises a pilot that the plane is not visible on radar.
A. speed reports
B. heading reports
C. altitude reports
D. position reports