A lot of information is available on the Internet in different websites. There are billions of websites on the Internet. The users cannot remember all the URL addresses of websites. The Internet users only brows the important website addresses. The other website addresses can be searched through search engines. Search engines maintain a list of billions of web pages containing information on various topics.
Some key words about the data or information are given to search engine. Search engine searches the required information and sends the addresses of web pages containing the required information to the user's computer.
Example
For example, to get information about the "History of Internet", give these words to any search engine. The search engine will search the given information and will provide a list of links of websites along with brief description about each website. Click one of the links of websites after reading the description.
The most popular search engines and their URL addresses are:
- GOOGLE http://www.google.com
- YAHOO http://www.yahoo.com
- ALTA VISTA http://www.altavista.com
- ASK http://www.ask.com