ROC-A Radio Operator Certificate (Aeronautical) · Question
Which frequency is typically used for universal emergency communications in aviation?
121.5 MHz is the international distress frequency for aviation. It is continuously monitored by air traffic control and other aircraft, allowing for quick respo
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Question: Which frequency is typically used for universal emergency communications in aviation?
Answer options: ✅ 121.5 MHz
- 123.45 MHz
- 126.9 MHz
- 122.8 MHz
Correct answer: 121.5 MHz
Explanation: 121.5 MHz is the international distress frequency for aviation. It is continuously monitored by air traffic control and other aircraft, allowing for quick response to emergencies.
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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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