Internet is a worldwide network of computers connecting thousands and thousands of com¬puters across the globe. It is formed by the joining of many smaller networks around the world to form the largest network in the world.

In 1969 the American Department of Defense (DOD) started a network of devices called ARPANET (Advanced Research Projects Administration Network) with one computer in California and three in Utah. The actual term Internet was coined in 1995 by the FNC (Federal Networking Council, USA). 

The computers of the Internet are connected through telephone lines, satellite links, modem and through many other means.

Internet consists of the following applications:

• World Wide Web # E-Mail # Chatting # Video Conferencing  
• Searching for information # Online Shopping and Trade # 

Education and Research Uses of internet:

• One can talk to anyone anywhere around the world.
• Ocean of resources waiting to be mined.
• One can do research on any subject for a project.
• Online business, on-line reservations can be done sitting at home or workplace.