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[[File:CAPTCHA Solve media.jpg|thumbnail|A CAPTCHA by [http://solvemedia.com Solve Media]]]
A '''CAPTCHA''' (acronym for '''C'''ompletely '''A'''utomated '''P'''ublic '''T'''uring Test To Tell '''C'''omputers and '''H'''umans '''A'''part<ref>http://www.captcha.net</ref>) is a type of test on the internet that determines whether the current user is a human or an [[internet bot]]. CAPTCHAs are used to prevent bots from performing certain tasks, such as creating user accounts.
A '''CAPTCHA''' (acronym for '''C'''ompletely '''A'''utomated '''P'''ublic '''T'''uring Test To Tell '''C'''omputers and '''H'''umans '''A'''part<ref>http://www.captcha.net</ref>) is a type of test on the internet that determines whether the current user is a human or an [[internet bot]]. CAPTCHAs are used to prevent bots from performing certain tasks, such as creating user accounts.