Computer Networks — Part 2: Types, Topologies, Protocols and the Web: visual lesson, CBSE Class 12 Computer Science

Lesson

Networks, protocols and the Web

Part 2: types of network, topologies, designing a campus network, protocols and web services.

In this lesson you will

Part 2 at a glance

Concept

Networks are classified by the area they cover.

Table of network types by area: PAN around one person, LAN in a building or campus, MAN across a city, WAN across countries such as the Internet
Type	Covers	Example
PAN	A few metres around one person	Phone and earbuds by Bluetooth
LAN	A room, building or campus	A school computer lab
MAN	A city	Branches of a bank in one city
WAN	Countries and continents	The Internet

Diagram

Bus: one shared backbone.