After discovering a security vulnerability in a third-party application that interfaces with several external systems, a patch is applied to a significant number of modules. Which of the following tests should an IS auditor recommend?

• A.Stress
• B.Black box
• C.Interface
• D.System

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An organization uses two data centers. Which of the following would BEST address the organization's need for high resiliency?

• A.The data centers act as mirrored sites.
• B.Each data center is recoverable via tape backups.
• C.A hot site is used for the second site.
• D.There is data replication across the data centers.

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An IS auditor performing a review of the backup processing facilities should be MOST concerned that:

• A.adequate fire insurance exists.
• B.regular hardware maintenance is performed.
• C.offsite storage of transaction and master files exists.
• D.backup processing facilities are fully tested.

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Which of the following provides the evidence that network filters are functioning?
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• A.Performing network port scans
• B.Reviewing network filtering policy
• C.Reviewing network configuration rules
• D.Analyzing network performance

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Invoking a business continuity plan (BCP) is demonstrating which type of control?

• A.Corrective
• B.Preventive
• C.Detective
• D.Directive

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