UPSC Civil Services 2014 Prelims General Studies Paper I
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Question : 6 of 100
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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.
1. Iris scanning
2. Retinal scanning
3. Voice recognition
Select the correct answer using the code given below.
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