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The Google
Search Engine
By Gyanendra Vaishya, MNNIT Allahabad
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Search Engine
A s e a r c h e n g i n e i s a s o f t w a r e s y s t e m t h a t i s
d e s i g n e d t o c a r r y o u t w e b s e a r c h e s
A t o o l d e s i g n e d t o s e a r c h f o r w e b s i t e s o n t h e
i n t e r n e t b a s e d o n t h e u s e r’s s e a r c h q u e r y.
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Popular Search Engines
GOOGLE BING YAHOO DUCKDUCKGO YANDEX
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Google Search Engine
• G o o g l e S e a r c h i s a s e a r c h e n g i n e p r o v i d e d
b y G o o g l e
• D e v e l o p e d i n 1 9 9 7 b y L a r r y Pa g e , S e r g e y
B r i n , a n d S c o t t H a s s a n
• Av a i l a b l e i n 1 4 9 l a n g u a g e s
• G o o g l e h a n d l e s o v e r 3 . 5 b i l l i o n s e a r c h e s
p e r d a y
• G o o g l e h a s 9 2 % s h a r e o f t h e g l o b a l s e a r c h
e n g i n e m a r k e t
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How Google gets Information
Google gets information from many different sources, including:
• Web pages
• User-submitted contents
• Book scanning
• Public databases on the internet
• Many other sources
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Google Search Working
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CRAWLING
Google searches the web
with automated programs
called “crawlers”
INDEXING
Google visits the pages and
analyse what each page is
about
RANKING
Google ranking of webpages
is done algorithmically
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Types of Searches
We can search on google by following ways
• Search by Text
• Search by Voice
• Search by Image
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Uses of Google
• Translation & Dictionary
• Navigation
• Education
• General Knowledge
• News
• Entertainment
• Shopping
