HTML, Hypertext Markup Language, Webpage, a hypertext document on the World Wide Web., Website, a set of related web pages located under a single domain name, typically produced by a single person or organization., Web Browser, A software application used to access information on the World Wide Web, Meta data, data about data", File Extension, a suffix added to the name of a file to indicate the file's layout, in terms of how the data within the file is organized., Search Engine, a software program that helps people find the information they are looking for online using keywords or phrases.

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