ROC-A Radio Operator Certificate (Aeronautical) · Question
What is the meaning of a series of green flashes from Air Traffic Control to an aircraft on the ground?
A series of green flashes from ATC to an aircraft on the ground indicates 'Clear to taxi'. This signal authorizes the aircraft to move on the ground as directed
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Question: What is the meaning of a series of green flashes from Air Traffic Control to an aircraft on the ground?
Answer options:
- Clear to land. ✅ Clear to taxi.
- Return for landing.
- Exercise extreme caution.
Correct answer: Clear to taxi.
Explanation: A series of green flashes from ATC to an aircraft on the ground indicates 'Clear to taxi'. This signal authorizes the aircraft to move on the ground as directed by ATC.
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Question explanations
- Who is responsible for ensuring that a radio operator is qualified to operate an aircraft radio station?
- When ATC issues a clearance, what is the pilot's responsibility regarding that clearance?
- While on an IFR flightplan, ATC instructs you to 'Squawk 4321'. What is your correct read-back?
- In uncontrolled airspace, what frequency is typically used for universal communication with a UNICOM station t
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