Question

Q. 17. What are the essential elements of communication system?
Explains briefly with block diagram
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Answer 1

Increased immunity to noise in the channel and outside interference which are impossible to prevent in the communication channel.

Offer flexible operation of the system due to the technologies in digital system.

Different types of message signals as voice data, video data, or computer data can be implemented in the same format by the transmitter.

Message signals can be encrypted to provide security for sensitive data.