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Googology by Satya
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- 2. What is Google…???"Googol"is the mathematical term for a 1 followed by 100 zeros. Google is a Web search engine owned by Google.Inc, and is the most used search engine on the Web. Google receives several hundred million queries each day through its various services.2© www.udaysatya.blogspot.com
- 3. History………Google began inJanuary 1996 as a research project by Larry Page, a Ph.D. student at Stanford he was soon joined by Sergey Brin, a fellow Stanford Ph.D. student 3© www.udaysatya.blogspot.com
- 4. Google Headquarters atcalifornia4© www.udaysatya.blogspot.com
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- 9. Approximate # ofwebpages found and time google took to collect those pagesAds selected by Google based on your search termsDatabase Google is SearchingSearch terms are in boldAdvanced search9© www.udaysatya.blogspot.com
- 10. What happens whenyou Google?10© www.udaysatya.blogspot.com
- 11. What is PageRanking ??? 11© www.udaysatya.blogspot.com
- 12. How Google Works1.PhrasesWhen you search for multiple keywords, Google first searches for all of your keywords as a phraseSo, if your keywords are loyola junior college, any pages on which those words appear as a phrase receive a score of X.12© www.udaysatya.blogspot.com
- 13. How Google Works2. AdjacencyGoogle then measures the adjacency between your keywords and gives those pages a score of Y13© www.udaysatya.blogspot.com
- 14. How Adjacency WorksApage that says Loyola Academy, Degree and Post Graduate College as well as Loyola Academy Junior College were founded by Rev. Fr. T. Balaiah, S.J. in 1976 at Old Alwal, ...will receive a higher adjacency score than a page that saysAlwal is also home to some of the famous schools and colleges in secunderabad like the St.Ann's High School, Bolarum which was set up in 1876 by a group of nuns from Italy. The other schools in the area are Valerian Grammar School (Bollarum), Loyola Academy, Model Mission High School, KV Bolarum and the Raja Praja High School…14© www.udaysatya.blogspot.com
- 15. How Google Works3. WeightsThen, Google measures the number of times your keywords appear on the page (the keywords’ “weights”) and gives those pages a score of Z.
- 16. A page thathas the word Loyola four times, Junior three times, and College seven times would receive a higher weights score than a page that only has those words once15© www.udaysatya.blogspot.com
- 17. Google takesThe phrasehits (the Xs), The adjacency hits (the Ys), The weights hits (the Zs), and About 100 other secret variables calculated by different algorithmsAnd, finally, displays the top 1,000 in order.16© www.udaysatya.blogspot.com
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- 19. Google Tip #1Bespecific ... because if you aren’t specific, you’ll end up with a bunch of garbage!18© www.udaysatya.blogspot.com
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- 21. Google Tip #2Usequotes to search for phrases20© www.udaysatya.blogspot.com
- 22. Google Tip #3Usethe - sign toexclude21© www.udaysatya.blogspot.com
- 23. Google Tip #4Usethe + sign toexclude22© www.udaysatya.blogspot.com
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- 25. Default is ANDIfyou search for more than one keyword at a time, Google will automatically search for pages that contain ALL of your keywordsA search for Loyola College Alwalis the same as searching for Loyola AND College AND Alwal24© www.udaysatya.blogspot.com
- 26. #5 Boolean OR(|)Sometimes the default AND gets in the way. That’s where OR comes in.25© www.udaysatya.blogspot.com
- 27. #6 How Insensitive!Googleis not case sensitive.
- 28. So, the followingsearches all yield exactly the same results: Hero HondaKarizmaherohondakarizmaHERO HONDA KARIZMAhErOhOnDakArIzMa26© www.udaysatya.blogspot.com
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- 30. #7 Google’s 10Word LimitUntil recently, Google wouldn’t accept more than 10 keywords at a time.
- 31. Any keyword past10 was simply ignored.
- 32. Google now acceptsup to 32 keywords.
- 33. But better Stickwith 10.28© www.udaysatya.blogspot.com
- 34. #8 WildcardsAs forwildcards, Google doesn’t offer stemming wildcards but rather offers “full-word” wildcards.
- 35. For example, ifyou search Google for it’sa * world, Google shows you all of the pages in its database that contain the phrase “it’s a small world” … and “it’s a nano world” … and “it’s a Linux world” … and so on.29© www.udaysatya.blogspot.com
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- 37. #9 Order ofYour Keywords MattersBecause Google searches for phrases first, the order of your keywords matters31© www.udaysatya.blogspot.com
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- 54. #13 Synonyms (~)36©www.udaysatya.blogspot.com
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- 61. Google Tip #20Combineall these symbols as often as possible Remember Tip #1 ?43© www.udaysatya.blogspot.com
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