Working of a Search Engine

Whenever you type a query in the search engine and press enter, you get a number of results on the result pages. You get the web results that contain that query term. Some web results are on the top while some others are at the bottom. The technique which causes the high ranking of the website is called Search Engine Optimization(SEO). The seo company usa gives good result for gaining the high rank for the website. 

A search engine is obviously not human, it recognizes text. It knows the working of website with the text present in it. With the advances in technology, the search engine can recognize the images and can feel the rhythm of sound. Let us discuss how a search engine works to rank a website. The steps followed by it are- 

1)      Crawling

2)      Indexing

3)      Processing

4)      Calculating

5)      Relevancy

6)      Retrieving

The first step which is followed by the search engine is Crawling. It sends Crawler or the Spider to the website. It is known as Googlebot in case of Google search engine. It is a software which goes through the web pages of the website. It navigates from one page to the other and index everything which it finds. There are nearly 20 billions of webpages on the web. It becomes difficult for the search engine to check every pages, if it has been modified or any new pages have been added to the website. So, it is obvious that your website may get visited after 1 or 2 months later.

Indexing of the website is done for the website to store it in a huge database of the search engine from where it can be retrieved when asked by the user. It finds the keywords for which the webpage is best suitable. When query comes from the user for that keyword then the webpage relevant to that keyword is provided to the user after processing it. An seo company helps the search engine to find the relevant words which clearly explains the website. 

There are various algorithm which changes frequently to calculate the relevancy of the website for the search query. These algorithm are different for different search engines. After finding the relevancy of the website, it retrieves the result pages for the user.

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