Wednesday, October 28, 2009

Meta Search: Internet Search Engine Directory

The search engine is a tool which provides the information required by the user. Search engine fetches the webpages which contains the information searched by the user. First of all search engine crawl a webpage and then index it according to the information it contain. For indexing any web page search engine use title, headings, and some special fields like Meta tags of the webpage. Sometimes a search engine uses some description of a webpage also to index that page. And after indexing search engine put this data into a database which is maintain by the search engine for entry of index pages.

There are many search engines available on the web today. The entire search engines have many different things like its technique to search a keyword. All the search engines have some special things. Some search engine fully dependent on Meta tags, which we called Meta Search Engine. Only some of them are Best Meta Search Engine. All the search engines use different techniques to search a keyword enter by the user. And these techniques are changing continuously as the time over. So search engine also changes the searching technique as the time over.

There are many different techniques used by the search engines for search any keyword. Some search engine also mines data available in newsgroups, database or open directories. Unlike the directories which is maintained by human editors, search engine use algorithmically or user input.

When a user put a query for search then search engine goes to the index table and then displays the data according with best matches. And also displays a short summary along with the result. Most search engines support the Boolean term NOT, AND, OR etc. into the query for filter the result. An advanced feature include a search engine is proximity search, which allow to user to define distance between keywords.

Most web search engines supports advertising revenue program also, through which we get two facilities. Through one we can become a publisher and through second facility we become advertiser. So if we want to promote our website then we can put our website link on other website through advertiser program and through the publisher program we can get revenue.

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