If you want to search any information in search engine. You just put your query in search
engine and hit the enter button and you get a list of web results according to your query
term. Mostly users normally visit first search result page as they perceive those to be more
relevant to the query. If you wondered that how those site rank better than other then you
must know it is the result of powerful web marketing technique called Search Engine Optimization.
SEO is a technique which helps search engines find and rank your site higher than the
millions of other sites in response to a search query.
How search engine work:-
The first basic truth you need to know that search engines are not humans. Search engines
use specific algorithms to determine what website will be ranked higher for some particular
keyword in search results. Search engine can't feel can't feel the beauty of cool design or
enjoy the sound. Search Engine use crawler. Search engine crawler cache WebPages item (mainly
text) to get an idea what a site is about. This brief explanation is not the most precise
because as we will see next, search engines perform several activities in order to deliver
search results – crawling, indexing, processing, calculating relevancy, and retrieving.
The task of crawling is performed by a piece of software, called a crawler, spider, robot.
Crawler follow links from one page to another and index everything they find on their way.
There are million of WebPages on the web, it is impossible for spider to visit every site
daily. Basically crawler always looks for a new page has appeared or if an existing page has
been modified, Crawler don't visit those site frequently whose content are not updated.
How you will come to know that crawler has visited your site and indexed your web content.
There is many tool available to check cache of your site. If you want to check cache without
stalling any tools than you just have to type (cache: url) in Google search box and hit the
enter you will get what day and what time crawler has visited your site.
engine and hit the enter button and you get a list of web results according to your query
term. Mostly users normally visit first search result page as they perceive those to be more
relevant to the query. If you wondered that how those site rank better than other then you
must know it is the result of powerful web marketing technique called Search Engine Optimization.
SEO is a technique which helps search engines find and rank your site higher than the
millions of other sites in response to a search query.
How search engine work:-
The first basic truth you need to know that search engines are not humans. Search engines
use specific algorithms to determine what website will be ranked higher for some particular
keyword in search results. Search engine can't feel can't feel the beauty of cool design or
enjoy the sound. Search Engine use crawler. Search engine crawler cache WebPages item (mainly
text) to get an idea what a site is about. This brief explanation is not the most precise
because as we will see next, search engines perform several activities in order to deliver
search results – crawling, indexing, processing, calculating relevancy, and retrieving.
The task of crawling is performed by a piece of software, called a crawler, spider, robot.
Crawler follow links from one page to another and index everything they find on their way.
There are million of WebPages on the web, it is impossible for spider to visit every site
daily. Basically crawler always looks for a new page has appeared or if an existing page has
been modified, Crawler don't visit those site frequently whose content are not updated.
How you will come to know that crawler has visited your site and indexed your web content.
There is many tool available to check cache of your site. If you want to check cache without
stalling any tools than you just have to type (cache: url) in Google search box and hit the
enter you will get what day and what time crawler has visited your site.
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