Skip to main content

ROC-A Radio Operator Certificate (Aeronautical) · Question

The transmission 'MAYDAY RELAY, MAYDAY RELAY, MAYDAY RELAY' is used by:

MAYDAY RELAY is used by an aircraft or ground station to relay a distress message on behalf of another aircraft or unit that is in distress but unable to establ

Start free practice for ROC-A Radio Operator Certificate (Aeronautical)

150 questions · no signup required · 40 free questions per day

Start Practice →

Question: The transmission 'MAYDAY RELAY, MAYDAY RELAY, MAYDAY RELAY' is used by:

Answer options:

  • An aircraft in distress transmitting its own emergency. ✅ An aircraft or station relaying a distress message initiated by another unit.
  • A ground station attempting to contact a lost aircraft.
  • ATC to announce a major airport closure.

Correct answer: An aircraft or station relaying a distress message initiated by another unit.

Explanation: MAYDAY RELAY is used by an aircraft or ground station to relay a distress message on behalf of another aircraft or unit that is in distress but unable to establish direct communication.

Start free practice for ROC-A Radio Operator Certificate (Aeronautical)

150 questions · no signup required · 40 free questions per day

Start Practice →

More about ROC-A Radio Operator Certificate (Aeronautical)

Related Questions

More for ROC-A Radio Operator Certificate (Aeronautical) candidates

Ready to practice?

Free, no signup required. Build a wrong-question list as you go.

Start Free ROC-A Radio Operator Certificate (Aeronautical) Practice →

Related courses

Other Canadian certifications candidates often prepare for alongside this one.