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What is Search Engine Optimization SEO

What is Search Engine Optimization [SEO]?

Whenever you enter a question in an exceedingly programme and hit 'enter' you get a listing of internet results that contain that question term. Users ordinarily tend to go to websites that area unit at the highest of this list as they understand those to be a lot of relevant to the question. If you've got ever questioned why a number of these internet sites rank higher than the others then you need to recognize that it's due to a strong web selling technique known as Search Engine Optimization (SEO).

what is search engine optimization seo
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What is SEO?

Here we read What is SEO or Search Engine Optimizatoin, something interesting and knowledgeable things regarding search engine optimization and how its work to give us proper result when we search internet for any thing through major search engines i.e. Google, Yahoo Bing etc.


The first basic truth you would like to grasp to find out SEO is that search engines aren't humans. whereas this may be obvious for everyone, the variations between however humans and search engines read sites are not. in contrast to humans, search engines area unit text-driven. though technology advances chop-chop, search engines area unit off from intelligent creatures that may feel the sweetness of a cool style or get pleasure from the sounds and movement in movies. Instead, search engines crawl the online, staring at specific things of website (mainly text) to urge a plan what a site is regarding and the contents inside. This temporary clarification isn't the foremost precise as a result of as we'll see next, search engines perform many activities so as to deliver search results – crawl, indexing, processing, hard connection, and retrieving.
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First, search engines crawl the online to examine what's there. This task is performed by a chunk of software system, known as a crawler or a spider (or Google bot, as is that the case with Google). Spiders follow links from one page to a different and index everything they realize on their means. Having in mind the amount of pages on the online (over twenty billion), it's not possible for a spider to go to a web site daily simply to examine if a brand new page has appeared or if an existing page has been changed, generally crawlers might not find yourself visiting your web site for a month or 2.

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What you'll be able to do is to envision what a crawler sees from your web site. As already mentioned, crawlers aren't humans and that they don't see pictures, Flash movies, JavaScript, frames, password-protected pages and directories, thus if you have got plenty of these on your web site, you'd higher run the Spider machine below to examine if these goodies area unit visible  by the spider. If they're not visible , they're going to not be spidered, not indexed, not processed, etc. - in a very word they're going to be non-existent for search engines.