Coba sebutkan apa location indicator nya Bilai?

• WAYB

• WABI

• WAYL

• WAYI

In the aeronautical fixed service movement and control messages are in the categories of messages

•   Flight regularity messages

• Flight safety messages.

• Service messages

• Urgency messages

How many categories of messages shall be handled by the AFTN?

• 10 messages

• 8 messages

• 6 messages

•   21 messages

Priority indicator movement and control messages is.

• DD

• GG

• SS

• FF

The teletypewriter messages format shall comprise the following parts:

• Starting pulse, heading, address, text, ending

• Address, origin, text, ending with the expectation of the message separation signal

• Address, origin, text, ending

• Starting pulse, heading, address, origin, text, ending.

The heading shall comprise in the following sequence

• pulse, start of message signal, transmission identification

• Starting pulse, start of message signal, transmission identification, spacing signal.

• Start of message signal, transmission identification diversion indicator

• Start of message signal, transmission identification spacing signal. Y

The circuit identification shall consist of:

• The characters ZCZC, the transmitting terminal letter, the receiving terminal letter

• The transmitting terminal letter, the receiving terminal letter the channel identification.

• Starting pulse, the receiving terminal letter the transmitting terminal letter

• The receiving terminal letter the transmitting terminal letter the channel

The second letter of the circuit identification identified:

• The receiving of the circuit.

• The transmitting circuit

• The channel identification letter

• The channel sequence number

The third letter of the circuit identification identified

• The channel sequence number

• The channel identification letter.

• The receiving of the circuit

• The transmitting circuit

The channel sequence number consists of three digits from

• 001 to 000(representing 1.000).

• 000 to 000(representing1.000)

• 000 to 100

• 001 to 100