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    Question

    Which of the following input device is used for marking

    attendance of employees/students in organizations/institutions and security purposes?  
    A OCR Correct Answer Incorrect Answer
    B Webcam Correct Answer Incorrect Answer
    C Biometric sensor Correct Answer Incorrect Answer
    D Both a and c Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    The correct answer is C

    Practice Next

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