Behind Google's search engine

There isn't a day in our lives when we don't use Google and the term "googling" has crept into our lives and slowly has become a necessity. The first question that may come to any mind is how does Google do it? Google, as a company has advanced into so many sub domains of expertise but still to a layman, Google is always synonymous with the term 'search engine'. How goes behind the Google's master product? Its rise and the reason its still the best in business has a lot to do with its underlying architecture.

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