Practice question

Under ICAO Annex 11, what phase of emergency is declared when an aircraft is known or believed to be the subject of unlawful interference?

  1. Alert Phase (ALERFA)
  2. Uncertainty Phase (INCERFA)
  3. Distress Phase (DETRESFA)
  4. Information Phase (INFOFA)

Answer: A — Alert Phase (ALERFA)

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: SACAA ATC Licence Practice Questions - SACAA Air Traffic Controller Licence Theoretical Knowledge Examination Exam →