Which of the following is intended to detect the loss or
duplication of input?
A. Hash totals
B. Check digits
C. Echo checks
D. Transaction codes
Answer / guest
Answer: A
Hash totals are the result of totaling specified fields in a
series of transactions or records. If a later summation does
not result in the same number, then records have either been
lost, entered or transmitted incorrectly, or duplicated.
Is This Answer Correct ? | 6 Yes | 0 No |
In planning a software development project, which of the following is the MOST difficult to determine? A. Project slack times B. The project's critical path C. Time and resource requirements for individual tasks D. Relationships that preclude the start of an activity before others are complete
If inadequate, which of the following would be the MOST likely contributor to a denial-of-service attack? A. Router configuration and rules B. Design of the internal network C. Updates to the router system software D. Audit testing and review techniques
An IS auditor performing an independent classification of systems should consider a situation where functions could be performed manually at a tolerable cost for an extended period of time as: A. critical. B. vital. C. sensitive. D. noncritical.
Transmitting redundant information with each character or frame to facilitate detection and correction of errors is called: A. feedback error control. B. block sum check. C. forward error control. D. cyclic redundancy check.
An organization is considering installing a LAN in a site under construction. If system availability is the main concern, which of the following topologies is MOST appropriate? A. Ring B. Line C. Star D. Bus
A proposed transaction processing application will have many data capture sources and outputs in both paper and electronic form. To ensure that transactions are not lost during processing, the IS auditor should recommend the inclusion of: A. validation controls. B. internal credibility checks. C. clerical control procedures. D. automated systems balancing.
If the decision has been made to acquire software rather than develop it internally, this decision is normally made during the: A. requirements definition phase of the project. B. feasibility study phase of the project. C. detailed design phase of the project. D. programming phase of the project.
Which of the following is LEAST likely to be contained in a digital certificate for the purposes of verification by a trusted third party (TTP)/certification authority (CA)? A. Name of the TTP/CA B. Public key of the sender C. Name of the public key holder D. Time period for which the key is valid
The device that connects two networks at the highest level of the ISO-OSI framework ( i.e., application layer) is a A. Gateway B. Router C. Bridge D. Brouter
When reviewing a business process reengineering (BPR) project, which of the following is the MOST important for an IS auditor to evaluate? A. The impact of removed controls. B. The cost of new controls. C. The BPR project plans. D. The continuous improvement and monitoring plans.
During a review of a business continuity plan, an IS auditor noticed that the point at which a situation is declared to be a crisis has not been defined. The MAJOR risk associated with this is that: A. assessment of the situation may be delayed. B. execution of the disaster recovery plan could be impacted. C. notification of the teams might not occur. D. potential crisis recognition might be delayed.
A hub is a device that connects: A. two LANs using different protocols. B. a LAN with a WAN. C. a LAN with a metropolitan area network (MAN). D. two segments of a single LAN.