Which of the following is the MOST important consideration when deploying closed-circuit television (CCTV) systems that use wireless communication links to transmit images between cameras and a receiver?

• A.Monitoring by security guards
• B.Strategic placement of cameras
• C.Retention period of recordings
• D.Encryption of transmission

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A clerk changed the interest rate for a loan on a master file. The rate entered is outside the normal range for such a loan. Which of the following controls is MOST effective in providing reasonable assurance that the change was authorized?

• A.The system will not process the change until the clerk's manager confirms the change by entering an approval code.
• B.The system generates a weekly report listing all rate exceptions and the report is reviewed by the clerk's manager.
• C.The system requires the clerk to enter an approval code.
• D.The system displays a warning message to the clerk.

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The GREATEST risk when end users have access to a database at its system level, instead of through the application, is that the users can:

• A.make unauthorized changes to the database directly, without an audit trail.
• B.make use of a system query language (SQL) to access information.
• C.remotely access the database.
• D.update data without authentication.

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An IS auditor is reviewing IT policies and found that most policies have not been reviewed in over 3 years. The MOST significant risk is that the policies do not reflect.

• A.The vision of the CEO
• B.Current industry best practices
• C.Current legal requirements
• D.The mission of the organization

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A retailer normally uses a scanner to read product labels and input product codes and prices. The unit is not functioning and staff are keying information manually. With respect to the accuracy of the input, it is likely that:

• A.audit risk has increased.
• B.control risk has increased.
• C.inherent risk has decreased.
• D.detection risk has decreased.

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