Google is a multinational public cloud computing and internet searching technologies corporation. Google can be considered as the world’s largest internet search engine contains millions of page index. Company have more than 50% market share worldwide while yahoo, MSN, have 24 and 10 % respectively. (Michie,2006,p.25) Company started in January 1996 as a research project named Backrub by Larry Page and Sergey Brin, while they are doing their PhD at Stanford university California.(David,2005) When conventional search engines evaluating and ranking the web pages by simply counting the number of searches, searching terms and history of searches, Google introduced a better system in which analysis the relationship between websites in addition to all the above features. This new technology is named as Page Rank, in which a websites importance and significance was determined by the number of pages, and the importance of those pages, there is a similar search engine called ...