A telecommunication service between specified fixed points provided primarily for the safety of air navigation and for the reguler, efficient and economical operation of air services, it’s called ...

• Communication center

• Aeronautical fix station

• Aeronautical fixed service

• Aeronautical fixed

  telecommunication network

The four – letter location indicator are listed in ..

• Document 7910

• Document 8400

• Document 8585

• Annex 10 volume II  chapter 4- aeronautical  fixed service

The regulation about CASR 69 Air Traffic Services Personnel Licensing, Rating, Training and Proficincy Requirements is ...

• PM 1 Tahun 2014

• PM 77 Tahun 2011

• PM 87 Tahun 2021

• PM 89 Tahun 2021

Priority indicator for movement and control messages is ...

• DD

• FF

• GG

• SS

An aeronautical fixed station that may receive or transmit messages and/or digital data but which does not relay except for the purpose of serving similar stations connected through it to a communication centre. Is called ...

• Aerodrome Control Radio Station

• Aeronautical Fixed Station

• Aeronautical Station

• Tributary Station

A worldwide system of aeronautical fixed circuits provided, as part of the aeronautical fixed service, for the exchange of messages and/or digital data between aeronautical fixed stations having the same or compatible communication characteristic, is called ...

• Aeronautical fixed service

• Aeronautical fixed station

• Aeronautical fixed telecommunication network

• Aeronautical telecommunication station

Telecommunication logs, written or automatic, shall be retained for a period ...

• At least 30 days

• At least 40 days

• Less then 30 days

• No more then 30 days

            ICAO three letter designator for aircraft in flight is ...

• ZCZ

• ZQZ

• ZTZ

• ZZZ

Item 8 in the Flight Plan meaning for ...

• Aircraft ID

• Departure Aerodrome

• Destination Aerodrome

• Flight Rules and Type of Flight

An AFTN station whose primary function is the relay or retransmission of AFTN

            traffic from ( or to ) a number of other AFTN stations connected to it, it’s called ...

• AFTN communication centre

• AFTN destination station

• AFTN origin station

• AFTN station