A computer network is a group of devices connected with each other through a transmission medium such as wires, cables etc. These devices can be computers, printers, scanners, Fax machines etc. The purpose of having computer network is to send and receive data stored in other devices over the network.

Background Study and Revision - Data Communication and Computer Network

In this “Background Study and Revision - Data Communication and Computer Network” you will learn about following topics:

  1. Introduction and Necessity of Computer Networking
  2. Networks Goal/Motivation
  3. Network Protocol
  4. Networking Model
  5. OSI Model
  6. Internet Model
  7. Application and Uses of Networks

==== Point to Note ====

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BCA 6th Semester Data Communication And Computer Network Notes Pdf: