Internet Browser and Email

INTRODUCTION TO INTERNET:

•  Internet is the network of networks.
•  Internet was designed for U.S Department of Defense to safeguard military information in 1960s.
•  Now a days, internet becomes very popular among each categories of human.
•  Millions of users are exchanging their ideas, thoughts and other information.

INTERNET ADDRESSES:

Six primary domains for US Internet sites are

1. . COM (Commercial)
2. . EDU (Education)
3. . GOV (Government)
4. . MIL (Military)
5. . NET (Network)
6. . ORG (Organization)

E-mail addresses versus URLs:

•  E-mail stands for “Electronic Mail” and URL stands for “Uniform Resource Locators”.
•  E-mail addresses are totally different form URL addresses.
•  E-mail addresses are used to identify a particular user and URL addresses are used to identify web server.
•  Example of E-mail address is
• rccc@yahoo.com
• Example of URL address iswww.yahoo.com

INTRODUCTION TO BROWSING: