Which of the following would create the GREATEST risk when migrating a critical legacy system to a new
system?

• A.Using agile development methodology
• B.Following a phased approach
• C.Following a direct cut-over approach
• D.Maintaining parallel systems

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The objective of concurrency control in a database system is to:

• A.restrict updating of the database to authorized users.
• B.prevent integrity problems when two processes attempt to update the same data at the same time.
• C.prevent inadvertent or unauthorized disclosure of data in the database.
• D.ensure the accuracy, completeness and consistency of data.

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The IS management of a multinational company is considering upgrading its existing virtual private network (VPN) to support voice-over IP (VoIP) communications via tunneling. Which of the following considerations should be PRIMARILY addressed?

• A.Reliability and quality of service (QoS)
• B.Means of authentication
• C.Privacy of voice transmissions
• D.Confidentiality of data transmissions

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Which of the following translates e-mail formats from one network to another so that the message can
travel through all the networks?

• A.Gateway
• B.Protocol converter
• C.Front-end communication processor
• D.Concentrator/multiplexor

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An IS auditor has observed gaps in the data available to the organization for detecting incidents. Which of the following would be the BEST recommendation to improve the organization's security incident response capability?

• A.Centralize alerts and security log information.
• B.Correlate security logs collected from multiple sources.
• C.Document procedures for incident classification
• D.Document procedures for incident escalation.

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