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Electronic signatures can prevent messages from being:
A. suppressed.
B. repudiated.
C. disclosed.
D. copied.
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Answer: B
Electronic signatures provide a receipt of the transaction
ensuring that the entities that participated in that
transaction cannot repudiate their commitments. An
electronic signature does not prevent messages from being
suppressed, disclosed or copied.
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A hardware control that helps to detect errors when data are communicated from one computer to another is known as a: A. duplicate check. B. table lookup. C. validity check. D. parity check.
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Which of the following procedures can a biometric system perform? A. Measure airborne contamination. B. Provide security over physical access. C. Monitor temperature and humidity levels. D. Detect hazardous electromagnetic fields in an area.
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