KEY POINTS
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- A program that searches documents for specified keywords and returns a list of document where the keywords were found is called ‘Search Engine’.
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- A collection of documents stored on computer permanently with internet around the world is called World Wide Web (WWW).
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- Time Berners-Lee, a British scientist, invented the WWW in 1989, while working at CERN.
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- Collection of Webpages is called ‘Website’.
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- Websites are hosted on ‘Server’ computers on the internet.
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- A domain name is the text version of ‘IP Address’.
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- Examples of Top-level domain are .com, .edu and .gov.
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- Internet Explorer is an example of ‘Web Browser’.
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- A ‘Webpage’ is a document on the Web.
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- Every Webpage is identified by a unique URL (Uniform Resource Locator).
Pages: Page 1, Page 2, Page 3, Page 4, Page 5, Page 6, Page 7, Page 8, Page 9, Page 10, Page 11, Page 12, Page 13, Page 14, Page 15, Page 16, Page 17, Page 18, Page 19, Page 20, Page 21, Page 22, Page 23, Page 24, Page 25, Page 26, Page 27, Page 28, Page 29, Page 30, Page 31, Page 32, Page 33, Page 34, Page 35