Question

Collection of Distorted Letters used to identify the real user or artificial computer program is called? *​

Answer 1

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A CAPTCHA (/kæp. tʃə/, a contrived acronym for "Completely Automated Public Turing test to tell Computers and Humans Apart") is a type of challenge–response test used in computing to determine whether or not the user is human.

Answer 2

Answer:

The most common form of CAPTCHA is an image of several distorted letters. It's your job to type the correct series of letters into a form.

Explanation:

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