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explain different component of search engine

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what is search engine? A search engine is an information retrieval software program that discovers crawls, transform, and stores information for retrieval and presentation in response to user queries. A search engine finds various website or web pages that are available on internet and gives related results according to search. search engine is an internet based software program whose main task is collect a large amount of data or information about what is on the internet then categorize the data or information and then help user to find the required information from the categorized information. there are most popular search engine is google, yahoo, Bing . how do search engine work? there are tasks done by every search engine  1. crawling    Crawling is the first stage in which a search engine uses web crawlers to find, visit, and download the web pages on the WWW (World Wide Web). Crawling is performed by software robots, known as " spiders " or " crawlers ." These...
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what is www and its working

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what is www www stands for world wide web.it also called w3.and web is a collection of website or web pages stored in web server and connected to local computer through the internet. these website contain text pages, digital image, audio, video, etc. user can access the content of these sites from any part of the world over the internet using their devices such as computer, laptops, cell phones, etc. TIM BERNER-LEE created the world wide web in 1989. he created the www for sending and receiving information about the results of differnet experime nt to other scientists all around the world.  working of www The World Wide Web is based on several different technologies: Web browsers, Hypertext Markup Language (HTML) and Hypertext Transfer Protocol (HTTP).  A Web browser is used to access web pages. Web browsers can be defined as programs which display text, data, pictures, animation and video on the Internet. Hyperlinked resources on the World Wide Web can be accessed using softw...
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