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Data Transmission modes || Explained


Data Transmission modes || Explained
Data Transmission is the process of sending message from one device to another. It consist of sender, Receiver, Transmission medium.
There are three modes of data transmission:
     1.  Simplex
     2.  Half-Duplex
     3.  Full Duplex
Ø Simplex Transmission Mode:
In Simplex Transmission mode sender sends the message but receiver does not reply. It is only in one direction
Some examples are:
§  Radio and television broadcasting.
Ø Half-Duplex Transmission mode:
In Half-Duplex Transmission mode sender send the message but receiver does not reply at the same time. It is bidirectional process.
Examples
§  Computer to ATM machine.
Ø Full-Duplex Transmission mode:
 
In Full-Duplex Transmission mode sender sends the message and Receiver reply at the same time. It is also bidirectional process.
Examples
§  Telephone call

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