Data Communication System

Second Chapter Lesson-1: Concept of Data Communication System and Data Transmission Speed.

At the end of this lesson- 1. You will be able to explain the concept of data communication. 2. You will be able to describe the elements of data communication system. 3. You will be able to explain the data communication speed.   Go for Bangla Version   Data communication: Data communications refers to the transmission of the digital data between two or more nodes in a network. OR Data communication refers to the reliable exchange of data or information from one place to another or from one device to another in a network. Emails, SMS, Phone calls, Chatting etc. are examples ...
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