How Does a Search Engine Work?
A search engine enables the user to search for specific answers, news, or details by way of the World Wide Web. Results are called SERPs – an acronym for search engine results pages. The info you obtain typically is made up of web pages or images. Updated information is mined by search engines as well from such sources as directories and databases. Real time computing is utilized, which provides reliable timely information via an algorithm running on a web crawler.
Examples of general, well-known search engines include Google, Bing and Yahoo. Data can also be obtained by using metasearch engines which send inquiries for information to several databases or search engines. Some examples of metasearch engines include Dogpile, LeapFish, and Info.com. Search engines are also designed to fish for information under specific categories as well, some of which include subject data for Food/Recipes, Mobile applications, Jobs, Legal or Medical information, People, Real Estate, and types of information such as emails, multimedia sources, and blogs.
