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INTERNET AND E-MAIL
07
Your Aim
to learn about:
The Internet World Wide Web
How Does the Web Works? Using Web Browser
Using URLs E-Mail
Emoticons and Acronyms
As we know that the Internet is a computer network that connects hosts and systems
throughout the world. In this chapter, we will learn about the Internet and e-mail service
of the Internet in detail.
THE INTERNET
The seed of the Internet was planted in 1969 when the Advanced Research Projects
Agency (ARPA) of the United States Department of Defense began connecting
computers at different universities and defense contractors. The resulting network
was called Advanced Research Projects Agency Network (ARPANET).
In the beginning, ARPANET was a large network serving only a handful of users, but
it expanded rapidly. Initially, the network included four primary host computers.
The Internet acts as a carrier for several different services, each with its own distinct
features and purposes. The most commonly used Internet services are: World Wide
Web, electronic mail, news, file transfer protocol, chat, instant messaging, online
services and peer-to-peer services. January 1, 1983 is considered the official birthday
of the Internet. Before this, the computer networks did not have a standard way
to communicate with each other. A new communications protocol was established
named Transmission Control Protocol/Internet Protocol (TCP/IP). The TCP/IP
allows computers connected to different networks communicate with each other.
WORLD WIDE WEB
The World Wide Web (WWW) is a large information system where you can surf
and get information. It consists of several public and private websites which may
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