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Google PageRank : How it works

Updated on December 4, 2010

Google PageRank

Actually, Page ranking is 'link analysis' that used by Google.
It has algorithm that may apply to any collection of entities
with reciprocal quotations and references. So, the Value or Rank
that Google assigns to any given page is denoted as 'PageRank'. In general, you can say it as 'vote'.

Google Toolbar shows the PageRank value (by mouseover of the green bar) ranges from 0 to 10. Google uses simplified algorithm to provide best and optimized search results to the User.

PR(A) = (1-d) + d(PR(t1)/C(t1) + … + PR(tn)/C(tn))

This is the equation that calculates PageRank. Formula seems scary but easy to understand. The more User views a page, the higher is the Page Rank. It shows the importance of that page. Visit this link for equation calculation in detail.

Google Rankings is the place, where you can check the ranking of a web page in Google. It's a free search engine optimization tool.

Google also provides the Webmaster tools, which gives detailed reports about
the pages visibility on Google. Along with this, you can able to view, classify,
and download comprehensive data about links of your site. It gives idea about
increasing traffic on the site. You can get resources at, Google Webmaster tools

Here is the process how Google query works;

Life of a Google query (Source: Google)
Life of a Google query (Source: Google)

Normally, it takes less than half second! At the same time, it involves different internal steps to deliver optimized results to the person seeking information. Like, PageRank!

Hope this is helpful...

Source and other useful links:
Wiki PageRank Info


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    • ramkumar45 profile image

      ramkumar45 8 years ago from INDIA

      Nice info