Which of the following is a control over component
communication failure/errors?
A. Restricting operator access and maintaining audit trails
B. Monitoring and reviewing system engineering activity
C. Providing network redundancy
D. Establishing physical barriers to the data transmitted
over the network
Answer / guest
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.
Is This Answer Correct ? | 6 Yes | 0 No |
When implementing and application software package, which of the following presents the GREATEST risk? A. Uncontrolled multiple software versions B. Source programs that are not synchronized with object code C. Incorrectly set parameters D. Programming errors
Compensating controls are intended to: A. reduce the risk of an existing or potential control weakness. B. predict potential problems before they occur. C. remedy problems discovered by detective controls. D. report errors or omissions.
A decision support system (DSS): A. is aimed at solving highly structured problems. B. combines the use of models with nontraditional data access and retrieval functions. C. emphasizes flexibility in the decision making approach of users. D. supports only structured decision-making tasks.
Which of the following would an IS auditor consider the MOST relevant to short-term planning for the IS department? A. Allocating resources B. Keeping current with technology advances C. Conducting control self-assessment D. Evaluating hardware needs
When a PC that has been used for the storage of confidential data is sold on the open market the: A. hard disk should be demagnetized. B. hard disk should be mid-level formatted.s C. data on the hard disk should be deleted. D. data on the hard disk should be defragmented.
Which of the following would BEST ensure continuity of a wide area network (WAN) across the organization? A. Built-in alternative routing B. Full system backup taken daily C. A repair contract with a service provider D. A duplicate machine alongside each server
Following a reorganization of a company's legacy database, it was discovered that records were accidentally deleted. Which of the following controls would have MOST effectively detected this occurrence? A. Range check B. Table lookups C. Run-to-run totals D. One-for-one checking
When assessing the portability of a database application, the IS auditor should verify that: A. a structured query language (SQL) is used. B. information import and export procedures with other systems exist. C. indexes are used. D. all entities have a significant name and identified primary and foreign keys.
Corrective action has been taken by an auditee immediately after the identification of a reportable finding. The auditor should: A. include the finding in the final report because the IS auditor is responsible for an accurate report of all findings. B. not include the finding in the final report because the audit report should include only unresolved findings. C. not include the finding in the final report because corrective action can be verified by the IS auditor during the audit. D. include the finding in the closing meeting for discussion purposes only.
Which of the following is an implementation risk within the process of decision support systems? A. Management control B. Semistructured dimensions C. Inability to specify purpose and usage patterns D. Changes in decision processes
Prices are charged on the basis of a standard master file rate that changes as volume increases. Any exceptions must be manually approved. What is the MOST effective automated control to help ensure that all price exceptions are approved? A. All amounts are displayed back to the data entry clerk, who must verify them visually. B. Prices outside the normal range should be entered twice to verify data entry accuracy. C. The system beeps when price exceptions are entered and prints such occurrences on a report. D. A second-level password must be entered before a price exception can be processed.
An IS auditor discovers that an organization?s business continuity plan provides for an alternate processing site that will accommodate fifty percent of the primary processing capability. Based on this, which of the following actions should the IS auditor take? A. Do nothing, because generally, less than twenty-five percent of all processing is critical to an organization?s survival and the backup capacity, therefore is adequate. B. Identify applications that could be processed at the alternate site and develop manual procedures to backup other processing. C. Ensure that critical applications have been identified and that the alternate site could process all such applications. D. Recommend that the information processing facility arrange for an alternate processing site with the capacity to handle at least seventy-five percent of normal processing.