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Answer: A

The functions of a critical system can only be replaced by
identical capabilities. The functions of vital and sensitive
systems can be performed manually. Choice D is a distracter.

A TCP/IP-based environment is exposed to the Internet. Which of the following BEST ensures that complete encryption and authentication protocols exist for protecting information while transmitted? A. Work is completed in tunnel mode with IP security using the nested services of authentication header (AH) and encapsulating security payload (ESP). B. A digital signature with RSA has been implemented. C. Digital certificates with RSA are being used. D. Work is being completed in TCP services.

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A proposed transaction processing application will have many data capture sources and outputs in both paper and electronic form. To ensure that transactions are not lost during processing, the IS auditor should recommend the inclusion of: A. validation controls. B. internal credibility checks. C. clerical control procedures. D. automated systems balancing.

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Which of the following applet intrusion issues poses the GREATEST risk of disruption to an organization? A. A program that deposits a virus on a client machine B. Applets recording keystrokes and, therefore, passwords C. Downloaded code that reads files on a client's hard drive D. Applets opening connections from the client machine

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Which of the following reports should an IS auditor use to check compliance with a service level agreement (SLA) requirement for uptime? A. Utilization reports B. Hardware error reports C. System logs D. Availability reports

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In a risk-based audit approach, an IS auditor, in addition to risk, would be influenced by: A. the availability of CAATs. B. management's representation. C. organizational structure and job responsibilities. D. the existence of internal and operational controls

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A company uses a bank to process its weekly payroll. Time sheets and payroll adjustment forms (e.g., hourly rate changes, terminations) are completed and delivered to the bank, which prepares checks (cheques) and reports for distribution. To BEST ensure payroll data accuracy: A. payroll reports should be compared to input forms. B. gross payroll should be recalculated manually. C. checks (cheques) should be compared to input forms. D. checks (cheques) should be reconciled with output reports.

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During the review of an organization's disaster recovery and business continuity plan, the IS auditor found that a paper test was performed to verify the existence of all necessary procedures and actions within the recovery plan. This is a: A. preparedness test. B. module test. C. full test. D. walk-through test.

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A PING command is used to measure: A. attenuation. B. throughput. C. delay distortion. D. latency.

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Which of the following data validation edits is effective in detecting transposition and transcription errors? A. Range check B. Check digit C. Validity check D. Duplicate check

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Which of the following is an example of the physiological biometrics technique? A. Hand scans B. Voice scans C. Signature scans D. Keystroke monitoring

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In the ISO/OSI model, which of the following protocols is the FIRST to establish security for the user application? A. Session layer. B. Transport layer C. Network layer D. Presentation layer

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A tax calculation program maintains several hundred tax rates. The BEST control to ensure that tax rates entered into the program are accurate is: A. an independent review of the transaction listing. B. a programmed edit check to prevent entry of invalid data. C. programmed reasonableness checks with 20 percent data entry range. D. a visual verification of data entered by the processing department.

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