CAPTCHA is a security measure that uses distorted text or images in pictures to distinguish humans from automated bots.
Sometimes a text in picture format is shown on certain web-page and you are asked to enter the same text into a text-box. Such picture format text is known as
Asked in Headmaster (Secondary School) 2018 · Topic: ICT in Governance, Education, and Healthcare (Open Government Data (OGD) and data transparency)
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