2. Sample Papers
  3. 7th Class
  4. Computers Science

7th Class Computers Science Sample Paper Computer Science Olympiad Model Test Paper-9

  • question_answer
    What are Biometric Sensors?

    A)  A device used in Hospitals for curing patients.

    B)  A device used for the science practical in schools.

    C)  A device used for the recognizing biological viruses.

    D)  Device used for security and access control management.

    E)  None of these

    Correct Answer: D

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