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SEO Glossary – S

Search Engine Crawling

Crawling is a search engine process of finding new web sites or locates updating of old sites and adding them to search engine database. Search engines make use of hundreds to computer to crawl the whole web. Search engine make use of computer program which is know as bot or spider to fetch the web pages. There are various facts which influence the crawling and indexing by search like in bound links, fresh contents, page rank, authority sites etc. Search engine crawling process is an algorithmic and computer programs determine the frequency of crawling. News, blogs or daily updated websites are crawled more than static and non updating sites. Search engines has separator spider or robot for news, blogs, images, maps, video, shopping, advertising and ads publishing websites

Search Engine

Search Engine can be defended as program which search online database of internet resources, web sites, documents for a specific keyword and return the list of results match to that search criteria.. A search engine is a searchable online database of internet resources. A software that searches for information and returns sites which provide that information. Examples of search engines are AltaVista, Google, MSN and Yahoo.

Spider

Also known as a bot, robot, or crawler. Spiders are computers used by a search engine to periodically explore your web site, download the HTML content (not including graphics) of your pages, strip out whatever it considers superfluous and redundant out of the HTML, and store the rest in a database (i.e. it’s index).