Google Search



Google Search (or Google Web Search) is a web search engine developed and marketed by Google. It is one of the most widely used search engines of the World Wide Web, receiving more than one billion search queries every day from 181 countries in 146 languages, with 15% of the said search queries being new. Launched on September 15, 1997, Google Search primarily competes with Bing Search and Yahoo! Search.

Algorithms
Google Search makes use of  an algorithm called PageRank that can handle the immense volume and breadth of search requests. PageRank works by counting the number and quality of links to a page to determine how important the website is.