Network

Computer network connects two or more autonomous computers.

The computers can be geographically located anywhere.

LAN, MAN & WAN

Network in small geographical Area (Room, Building or a Campus) is called LAN (Local Area Network)

Network in a City is call MAN (Metropolitan Area Network)

Network spread geographically (Country or across Globe) is called WAN (Wide Area Network

NETWORK TOPOLOGY

The network topology defines the way in which computers, printers, and other devices are connected. A network topology describes the layout of the wire and devices as well as the paths used by data transmissions.

Network Components

Physical Memory
Interconnecting Device
Computers
Networking Software
Applications

Networking Devices

HUB, Switches, Routers, Wireless Access point & Modem etc.

Networking Protocol