Wednesday 2 October 2013

Working of Search Engine

In daily life we use many times various type of Search engines for example Google, Yahoo, Bing etc. for getting or fetching data from the huge internet. Now a days public become more advance so gain the knowledge like to go on net and use search engines as per as their requirement. Google is the most famous search engine of the world.
this post is all about the search engine process. Here i will tell u that how does search engine perform the searching results.    

1.Web Crawling : Search engine store the information about the web pages of a particular site like title, keywords, description etc. for store in its database or indexed it. Search engine directly retrieve this information from the HTML coding where information stores Crawler visits every page of the site and retrieve  this information in its database.
Whenever user type any query in the search engine then simply crawler first search the indexed pages if the relevant page available then it directly show in search result otherwise crawler crawl the information from web pages HTML coding.
    
2.Indexing : Indexing is the process of arranging the website's introductory information in the huge database of the search engine . first, crawler visit the site's html part then retrieve the information of meta tags ,meta keywords, title description and put into the database for latter use.when user type the query into search engine it shows the results from the Indexed pages which are best relevant




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