Question: a . ) Biometrics Systems Operates in two Modes. Explain Briefly the two modes and give examples in which the two modes can be applied.

a.) Biometrics Systems Operates in two Modes. Explain Briefly the two modes and give
examples in which the two modes can be applied.
b.) Explain briefly four (4) difficulties facing Biometric systems and how a multi-modal
biometric system can be used to address each of them.

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