McqMate
| Q. |
Which device can not be used for authentication? |
| A. | Flatbed Scanner |
| B. | Fingerprint sensor |
| C. | Voice recognition system |
| D. | Retina Scanner |
| E. | None of these |
| Answer» A. Flatbed Scanner | |
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Important Computer MCQs For Competitive Exams part-1No comments yet