Basic of Search Engine

1.      Internet

Internet is basically a collection of networks like LAN, WAN, MAN.
LAN means Locally area network.
WAN Means Wide area network
MAN Means Metro area network

When these networks are connected through world wide web it becomes internet      means International Network. (internet)

  Read from here http://en.wikipedia.org/wiki/Internet

2.      Website
A website is a collection of web pages, these pages are then joined to one another through ftp (file transfer protocol).

Static –is a site such as seo baba, it can not be changed, added to and has a extension such as .html
Dynamic – such as Facebook and sites. Changes can be made, accounts can be created etc.
Read from here http://en.wikipedia.org/wiki/Website


3.      Portals

A portal is a website which provides diverse information in a unified way.
A site which provides information from many sources on one page is called a portal.

Yahoo.com is a portal.
http://en.wikipedia.org/wiki/Web_portal

4.      Search Engines

Search engines are run by softwares having there own databases. They provide us information when we enter any keyword for searching. Search engines are designed to provide knowledge and information to the people and when any one enters keyword related to his search he gets the pages displayed in search results, this is the how search engines work. There are many search engines. But some are popular and some are not.

Google, Yahoo, Bing are popular search engines.
Read this http://en.wikipedia.org/wiki/Web_search_engine

                                                     

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