2014 Science & Technology - Biometrics

In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person? 1. Iris scanning 2. Retinal scanning 3. Voice recognition Select the correct answer using the code given below.

  • 1 only
  • 2 and 3 only
  • 1 and 3 only
  • 1, 2 and 3

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    2014 UPSC Science & Technology PYQ | UPSC Insights | UPSC Insights