PageRank is a Google’s system in which Google assigns a number to each web page, this number is out of 10. e.g. the page xyz have page rank of 7/10. Pages on web may have the Google PageRank from 0/10 to 10/10. According to ‘Google INC’ the PageRank is the measure of importance of a web page and according to them 500 million variables/factors contribute to the calculation of PageRank of a web page.
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