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COMPUTER
NETWORKING
Learning Objectives COMPUTER NETWORKING
• Computer Network
• Need for Computer Network
• Advantages of Computer Network
• Components of a Communication System
• Network Terminology
• Devices Required for a Network
• Types of Networks
In our school's computer lab, we can • Topology 17
share data with each other. How • Network Architecture
• Wireless Networking Technology
are the computers connected? • Protocol
The computers are connected with
each other through a network.
The process of connecting computers and peripheral devices with each other, so that
they can exchange data is called computer networking. Various hardware devices, protocols
and software are required for networking. In this chapter, you are going to learn about
networking and the concepts related to computer networking.
Computer Network
A computer network is a group of
interconnected computer systems and
other computing devices.
The computers on the network can
communicate with each other as well as
work independently. Each computer in a
network is called a node. The computers
in the network maybe linked through
a cable, hub, switch, NIC (Network
Computer Network
Interface Card), modem or router.

