26. What is SEO?
Search Engine Optimization(SEO) means how to improve the visibility of our website when the users search on the search engines. It helps to related the website to their search keywords and allows our website to reach the target users.
Before we understand how to do the optimization, we should understand how a search engine works.Engines like google would use bots to check on websites and collect information and put them in an index. Then this libraby-like index will be analyzed by algorithms, so that it can determine the order of pages according to how they relate to the keywords. Not just relating to the key words, search engines will also check if the site is trustworth and the contents are accurate. If the site got the backlinks, it's authority ranking will be higher. Also, the engine will also determine the usefuless of the pages by assessing the quality of the content and ranking accordingly.
To be continued.