- 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.
Six primary domains for US Internet sites are
- . COM (Commercial)
- . EDU (Education)
- . GOV (Government)
- . MIL (Military)
- . NET (Network)
- . 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
- Example of URL address iswww.yahoo.com
INTRODUCTION TO BROWSING: