Describe the basic elements of communication network
| Subject | Introduction to Computer System |
|---|---|
| NU Year | Set: 5.(b) Marks: 6 Year: 2010 |
Data communication is a
process of transferring data electronically from one place to another. Data can
be transferred by using different medium. The basic components of data
communications are as follows:
·
Message
·
Sender
·
Receiver
·
Medium/ communication channel
·
Encoder and decoder
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