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Which type of information about users does biometrics evaluate?
A. phrases a user has memorized
B. where a user is located
C. physical characteristics of a user
D. objects a user carries with him or her
Correct Answer: C
Explanation/Reference:
Biometrics refers to authentication techniques that rely on measurable physical characteristics that can be automatically checked.
Note: There are several types of biometric identification schemes:
face: the analysis of facial characteristics
fingerprint: the analysis of an individual’s unique fingerprints
hand geometry: the analysis of the shape of the hand and the length of the fingers retina: the analysis of the capillary vessels located at the back of the eye
iris: the analysis of the colored ring that surrounds the eye’s pupil
signature: the analysis of the way a person signs his name.
vein: the analysis of pattern of veins in the back if the hand and the wrist
voice: the analysis of the tone, pitch, cadence and frequency of a person’s voice.
Reference: http://www.webopedia.com/TERM/B/biometrics.html
