Its no doubt that Google is a very famous search engine better then others. But if anyone know that how Google provide page rank of any site? Please anyone know then reply must.
exactly?? only google knows.. but what most SEO/webmaster know is that they consider the backlinks and content of a site for their rankings..
Google considers lot of factors in determining the page rank of a website such as back links, traffic, domain age, site load time and so on. The important factors Google considers in determining page rank is back links.
Google is considering the following factors of the PR - 1. Unique & quality Content 2. Proper on page optimization 3. Quality back links :- Forum posting, directory submission, article submission, blog commenting, social bookmarking, theme based one way links. 4. User friendly Navigation
PR is ranking of site's importance, so accordingly to the determined algorithm, they provide PR value of sites they've indexed.
Its Focus to more point like Unique & quality Content,Proper on page optimization and Quality back links related to theme .
they consider; 1.back links 2.traffic 3.domain age 4.site load time 5.site content(unique) 6.Ip address calculation 7. etc there are many more.
The Page Rank calculation is still a great topic for most of the webmasters and seos. and till date, no one came up with with exact research on this, reason is that, google keep this thing very private. The algo used in the pr calculation is very secrete, just to avoid the manipulation of the algo by seos.