Data communication
Data communication refers to the transmission of this digital data between two or more computers and a computer network or data network is telecommunication network that allows computers to exchange data.
The physical connection between networked computing devices is established using either cable media or wireless media.The best known computer network is the internet .
We can also say , Data communication is the process of using computing and communication technologies to transfer data from one place to another .It enables the movement of electronic or digital data between two or more modes.
Data communication system :
The term data is used to describe information, under whatever from of words you will using.
A data communication system may collect data from remote location through data transmission circuits, and then outputs processed results to remote location .
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