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Answer: C

Redundancy, by building some form of duplication into the
network components, such as a link, a router, a switch to
prevent loss, delays, or data duplication is a control over
component communication failure or error. Other related
controls are loop/echo checks to detect line errors, parity
checks, error correction codes and sequence checks. Choices
A, B and D are communication network controls.

Which of the following user profiles should be of MOST concern to the IS auditor, when performing an audit of an EFT system? A. Three users with the ability to capture and verifiy their own messages B. Five users with the ability to capturr and send their own messages C. Five users with the ability to verificy other users and to send of their own messages D. Three users with the ability to capture and verifiy the messages of other users and to send their own messages

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Which of the following is a data validation edit and control? A. Hash totals B. Reasonableness checks C. Online access controls D. Before and after image reporting

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Which of the following steps would an IS auditor normally perform FIRST in a data center security review? A. Evaluate physical access test results. B. Determine the risks/threats to the data center site. C. Review business continuity procedures. D. Test for evidence of physical access at suspect locations.

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Which of the following is the MOST important criterion for the selection of a location for an offsite storage facility for IS backup files? The offsite facility must be: A. physically separated from the data center and not subject to the same risks. B. given the same level of protection as that of the computer data center. C. outsourced to a reliable third party. D. equipped with surveillance capabilities.

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Which of the following alternative business recovery strategies would be LEAST appropriate for an organization with a large database and online communications network environment? A. Hot site B. Cold site C. Reciprocal agreement D. Dual information processing facilities

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An enterprise has established a steering committee to oversee its e-business program. The steering committee would MOST likely be involved in the: A. documentation of requirements. B. escalation of project issues. C. design of interface controls. D. specification of reports.

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In a client-server architecture, a domain name service (DNS) is MOST important because it provides the: A. address of the domain server. B. resolution service for the name/address. C. IP addresses for the Internet. D. domain name system.

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Disaster recovery planning for a company's computer system usually focuses on: A. operations turnover procedures. B. strategic long-range planning. C. the probability that a disaster will occur. D. alternative procedures to process transactions.

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Which of the following MUST exist to ensure the viability of a duplicate information processing facility? A. The site is near the primary site to ensure quick and efficient recovery. B. The site contains the most advanced hardware available. C. The workload of the primary site is monitored to ensure adequate backup is available. D. The hardware is tested when it is installed to ensure it is working properly.

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Which of the following ensures completeness and accuracy of accumulated data? A. Processing control procedures B. Data file control procedures C. Output controls D. Application controls

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52. Which of the following tests confirm that the new system can operate in its target environment?

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A data administrator is responsible for: A. maintaining database system software. B. defining data elements, data names and their relationship. C. developing physical database structures. D. developing data dictionary system software.

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