Q: In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person?
a) Iris scanning
b) Retinal scanning
c) Voice recognition
The correct answer is 1, 2 and 3.
With fingerprint scanning, the following can be used in the biometric identification of a person.
Iris scanning
- This is the process of using visible and near-infrared light to take a high-contrast photograph of a person’s iris.
- This is a form of biometric technology.
Retinal scanning
- It maps the unique patterns of a person’s retina.
- The blood vessels within the retina absorb light more readily than the surrounding tissue and are easily identified with appropriate lighting.
- This is highly accurate and difficult to spoof, in terms of identification.
Voice recognition
- This is a computer software program with the ability to decode the human voice.
- This is used to operate a device or perform commands.
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