In addition to fingerprint scanning, which of the following

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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.

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1. ??? ???????? ???? ???

2. ?????? ?? ????????

3. ???? ?? ?????

???? ??? ?? ??? ?? ????? ???? ??? ????? ??????

[UPSC IAS Prelims 2014]

A 1 only

1 ही

B 2 and 3 only

2 और 3 ही

C 1 and 3 only

केवल 1 और 3

D 1, 2 and 3 only

केवल 1, 2 और 3

Both Iris and Retina scanning in Biometric id uses near infrared(NIR) light usin...

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