How does a search engine work?
How does a search engine work? The basic outline of what all people know: When a person wants to find something, they type in a word or a phrase this is called a search query Then search engine compares that query to its catalog of web pages pulling out the best matches to show the searcher these are displayed on a Search Engine Result Page (SERP) A search engine's goal is to create the most relevant list of results possible to help searchers find what they are looking for. The result page will mainly show links to the websites but you might also see stuff like local business listing items for sale, ads, images, maps, videos, and lots more Here comes the main part of the blog How do search engines find the pages? Search engines perform 3basic tasks First, they examine the content they learn about and have permission to see: This is called Crawling Second, they categorize each piece of content, that's called Indexing Third, they decide which content is useful and ranks them Cra...