WHAT IS SEO ?

SEO is definitely "Search Engine Optimization" 

Search Engine Optimiozation is  a multidisciplinary activity that searches  to create productive organic and natural targeted traffic  from search engines through practically sound and linked sites by matching query intent  with importance and value. 

SEO is "Search Engine" based Optimization

Search Engine means a software program or set of scripts available via the Internet that Searches files and documents for keywords and phrases and returns the results of any documents or files containing all those keywords. Presently, there are thousands of various search engines available on the internet, each with their own abilities and features. The first search engine ever developed is considered Archie which was used

to search for files and the first text-based search engine is considered Veronica. Today, the most popular and well known search engine is Google.

Search engine cares about the text inside of an individual's website and this particular video Shows people how search engine works. Search engine index your pages, and identify your website relevancy Web link. 

Top Ten Search Engines are :

1.   Google                        Alexa Rank  ( 1 )    

2.   Yahoo!                        Alexa Rank  ( 4 )    

3.   bing                           Alexa Rank ( 26 )   

4.   Ask                          Alexa Rank  ( 31 )  

5.   Search.aol.com             Alexa Rank ( 113   )    

6.   Duck Duck Go             Alexa Rank ( 607   )    

7.   Webcrawler                  Alexa Rank ( 1368  )    

8.   Yandex                       Alexa Rank ( 1824  )    

9.   blekko                        Alexa Rank ( 3653  )    

10.  Entireweb                        Alexa Rank ( 4996  )