Which of the following is the MOST effective control over
visitor access to a data center?
A. Visitors are escorted.
B. Visitor badges are required.
C. Visitors sign in.
D. Visitors are spot-checked by operators.
Answer / guest
Answer: A
Escorting visitors will provide the best assurance that
visitors have permission to access the data processing
facility. Choices B and C are not reliable controls. Choice
D is incorrect because visitors should be accompanied at all
times while they are on the premises, not only when they are
in the data processing facility.
| Is This Answer Correct ? | 9 Yes | 1 No |
Which of the following is the BEST way to handle obsolete magnetic tapes before disposing of them? A. Overwriting the tapes B. Initializing the tape labels C. Degaussing the tapes D. Erasing the tapes
In regard to moving an application program from the test environment to the production environment, the BEST control would be provided by having the: A. application programmer copy the source program and compiled object module to the production libraries. B. as paul says, C. production control group compile the object module to the production libraries using the source program in the test environment. D. production control group copy the source program to the production libraries and then compile the program.
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
Many IT projects experience problems because the development time and/or resource requirements are underestimated. Which of the following techniques would provide the GREATEST assistance in developing an estimate of project duration? A. Function point analysis B. PERT chart C. Rapid application development D. Object-oriented system development
Which of the following provides nonrepudiation services for e-commerce transactions? A. Public key infrastructure (PKI) B. Data encryption standard (DES) C. Message authentication code (MAC) D. Personal identification number (PIN)
The interface that allows access to lower or higher level network services is called: A. firmware. B. middleware. C. X.25 interface. D. utilities.
With regard to sampling it can be said that: A. sampling is generally applicable when the population relates to an intangible or undocumented control. B. if an auditor knows internal controls are strong, the confidence coefficient may be lowered. C. attribute sampling would help prevent excessive sampling of an attribute by stopping an audit test at the earliest possible moment. D. variable sampling is a technique to estimate the rate of occurrence of a given control or set of related controls.
Which of the following represents the MOST pervasive control over application development? A. IS auditors B. Standard development methodologies C. Extensive acceptance testing D. Quality assurance groups
To prevent an organization's computer systems from becoming part of a distributed denial-of-service attack, IP packets containing addresses that are listed as unroutable can be isolated by: A. establishing outbound traffic filtering. B. enabling broadcast blocking. C. limiting allowable services. D. network performance monitoring.
An IS auditor discovers that programmers have update access to the live environment. In this situation, the IS auditor is LEAST likely to be concerned that programmers can: A. authorize transactions. B. add transactions directly to the database. C. make modifications to programs directly. D. access data from live environment and provide faster maintenance.
Which of the following audit tools is MOST useful to an IS auditor when an audit trail is required? A. Integrated test facility (ITF) B. Continuous and intermittent simulation (CIS) C. Audit hooks D. Snapshots
Which of the following audit procedures would an IS auditor be LEAST likely to include in a security audit? A. Review the effectiveness and utilization of assets. B. Test to determine that access to assets is adequate. C. Validate physical, environmental and logical access policies per job profiles. D. Evaluate asset safeguards and procedures that prevent unauthorized access to the assets.