1 - An aircraft station fails to establish radio contact with an aeronautical station on the designated frequency. What action is required by the pilot:
2 - Which abbreviation is used for `Co-ordinated universal time`?
3 - When the term `Scattered` is used in an aviation routine weather report (METAR), the amount of clouds covering the sky is:
4 - Air traffic control messages (clearances, instructions, etc.) belong to the category of:
5 - What is the radiotelephony call sign for the aeronautical station providing flight information service:
6 - Which of the following abbreviated call signs of aircraft XY-ABC is correct:
7 - What does the phrase `Read back` mean:
8 - Which phenomena will normally influence the reception of VHF transmission?
9 - How shall a pilot inform the control tower that he is prepared for take-off:
10 - When the term `Overcast` is used in an aviation routine weather report (METAR), the amount of clouds covering the sky is: