The document discusses computer communications and the internet. It defines the internet as a global network formed by connecting several networks together, currently comprising over 50 million computers spread across 200 countries. The internet allows anyone connected to it to reach, communicate with, and access information from any other connected computer. Some common types of internet users mentioned are students, faculty members, scientists, executives, corporate members, and government employees.

1. COMPUTER COMMUNICATIONS
R.D.SIVAKUMAR, M.Sc.,M.Phil.,M.Tech.,
Assistant Professor of Computer Science &
Assistant Professor and Head, Department of M.Com.(CA),
Ayya Nadar Janaki Ammal College,
Sivakasi – 626 124.
Mobile: 099440-42243
e-mail : sivamsccsit@gmail.com
website: www.rdsivakumar.blogspot.in

2. INTERNET
Several networks are connected together to form a Global network called
Internet.
Today’s Internet is a network of about 50 million or more computers spread
across 200 countries.
Anyone connected to the Internet can reach, communicate and access
information from any other computer connected to it
Some of the internet users are
Students
Faculty members
 Scientists
Executives and corporate members
Government employees.