Data communication.
The process of transferring data from one place to another is
called data communication.
Transmission Media / Channel / link
The path through which data is transmitted from one place to
another is called transmission media. The term media means the device that
transmits the voice or the data from one point to another.
There are two types of transmission media- Guided media (Bounded media)
- Unguided media ( Unbounded media)
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