Internet is the widest and most informative resource that is adept in providing instant information, services and knowledge on variety of topics. It is cheap, accurate and efficient.

With hundreds of millions of page available in the worldwide web, Internet has been the ultimate source of information to millions of people around the world. However, this has a major flipside to it.

With so many pages available and titled according to what the author desires, it has become very difficult for people to decide on a particular page for the information they want.

Most people take the help of search engines to find out information on a specific topic, but are confused about which particular page to read.

An Internet search engine are designed to help people find information on what they are looking, stored on other sites. Let us see how does a search engine works.

All search engines accomplish four major tasks.

a) Search Internet, Choose pieces of the Internet and These pieces are based on important words.
b) They keep an index of the words they find
c) They also keep a record of the place from where the get these words.
d) They provide access to the users to find the words or combination of words found in that index.

The search engines these days are more efficient in indexing hundreds of millions of pages and responding to more than millions of queries per day, than the early search engines.

Let us discuss further how search engines accomplish major tasks assigned to them and how do they actually arrange the pieces of the Internet together for the final result.