An organization plans to receive an automated data feed into its enterprise data warehouse from a third-party service provider. Which of the following would be the BEST way to prevent accepting bad data?

• A.Obtain error codes indicating failed data feeds.
• B.Purchase data cleansing tools from a reputable vendor.
• C.Appoint data quality champions across the organization.
• D.Implement business rules to reject invalid data.

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Why is one-time pad not always preferable for encryption (choose all that apply):

• A.it is difficult to use securely.
• B.it is highly inconvenient to use.
• C.it requires licensing fee.
• D.it requires internet connectivity.
• E.it is Microsoft only.
• F.None of the choices.

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An organization has engaged a third party to implement an application to perform business-critical calculations. Which of the following is the MOST important process to help ensure the application provides accurate calculations?

• A.Key performance indicator (KPI) monitoring
• B.Quality assurance (QA)
• C.Change management
• D.Configuration management

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A bank is relocating its servers to a vendor that provides data center hosting services to multiple clients. Which of the following controls would restrict other clients from physical access to the bank servers?

• A.Closed-circuit television camera
• B.24-hour security guards
• C.Biometric access at all data center entrances
• D.Locking server cages

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Which of the following should an IS auditor review to determine user permissions that have been granted for a particular resource? Choose the BEST answer.

• A.Systems logs
• B.Access control lists (ACL)
• C.Application logs
• D.Error logs

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