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Which of the following systems or tools can recognize that a
credit card transaction is more likely to have resulted from
a stolen credit card than from the holder of the credit card?
A. Intrusion detection systems
B. Data mining techniques
C. Firewalls
D. Packet filtering routers
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Answer: B
Data mining is a technique to detect trends or patterns of
transactions or data. If the historical pattern of charges
against a credit card account is changed than it is a flag
that the transaction may have resulted from a fraudulent use
of the card.
| Is This Answer Correct ? | 4 Yes | 0 No |
An IS auditor conducting a review of software usage and licensing discovers that numerous PCs contain unauthorized software. Which of the following actions should the IS auditor take? A. Personally delete all copies of the unauthorized software. B. Inform auditee of the unauthorized software, and follow up to confirm deletion. C. Report the use of the unauthorized software to auditee management and the need to prevent recurrence. D. Take no action, as it is a commonly accepted practice and operations management is responsible for monitoring such use.
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