Introduction
The advent of computer and
communication technology, have affected our every walk of life. Observe the
following daily-life examples-
Watching
Cable TV
Withdrawing money (cash) from ATMs
Sending
and receiving E-mails
Booking
Railway or Air-lines Tickets.
Sending
and receiving SMS through Mobile.
These services are provided by the
collection of interconnected communicating devices, which make Communication
Network.
The communication
over network involves transfer of text/picture/audio/video data through
wired or wireless transmission medium
What is Computer Network?
In simplest terms, the computer
network can be defined as –
0 Comments