Page 346 - IT 402 v2.0 class 10
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The common example of WAN is ‘Internet’. The communication medium used in WAN is mainly unguided,
i.e., satellites.
Characteristics of WAN:
The speed of data transfer is up to 150 mbps.
It connects a large geographical area at lesser cost.
WAN between two or more network is connected through gateways that establishes connectivity between
the protocols used in one network with the other network.
INTERNET
ith the invention of computers a remarkable development has taken place in the field of communication
and now sharing of information has become quicker and easier, irrespective of geographical location of the
sender or the recipients around the globe.
The terms e-mail, web chatting, e-learning, video conferencing, social media, e-commerce, e-reservation, etc.
are actually based upon network of sharing of information among millions of computers around the globe
which is commonly termed as “INTERNET”.
344 Touchpad Information Technology-X

