The MAIN reason for requiring that all computer clocks across an organization be synchronized is to:
A. prevent omission or duplication of transactions.
B. ensure smooth data transition from client machines to servers.
C. ensure that email messages have accurate time stamps.
D. support the incident investigation process.
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The correct answer is D
A. The possibility of omission or duplication of transactions will not happen due to lack of clock synchronization.
B. Data transfer has nothing to do with the time stamp.
C. While the time stamp on an email may not be accurate, this is not a significant issue.
D. During an investigation of incidents, audit logs are used as evidence, and the time stamp information in them is useful. If the clocks are not synchronized, investigations will be more difficult because a time line of events occurring on different systems might not be easily established.
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The quality assurance group is typically responsible for: A. ensuring that the output received from system processing is complete. B. monitoring the execution of computer processing tasks. C. ensuring that programs and program changes and documentation adhere to established standards. D. designing procedures to protect data against accidental disclosure, modification or destruction.
When planning an audit of a network set up, the IS auditor should give highest priority to obtaining which of the following network documentation? A. Wiring and schematic diagram B. Users list and responsibilities C. Applications list and their details D. Backup and recovery procedures
A control for a company that wants to prevent virus-infected programs (or other type of unauthorized modified programs) would be to: A. utilize integrity checkers. B. verify program's lengths. C. backup the source and object code. D. implement segregation of duties.
Which of the following independent duties is traditionally performed by the data control group? A. Access to data B. Authorization tables C. Custody of assets D. Reconciliation
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
An organization is proposing to install a single sign-on facility giving access to all systems. The organization should be aware that: A. Maximum unauthorized access would be possible if a password is disclosed. B. User access rights would be restricted by the additional security parameters. C. The security administrator?s workload would increase. D. User access rights would be increased.
Which of the following duties would be a concern if performed along with systems administration? A. Maintenance of access rules B. Review of system audit trail C. Data librarian D. Performance monitoring
Which of the following IS functions may be performed by the same individual, without compromising on control or violating segregation of duties? A. Job control analyst and applications programmer B. Mainframe operator and system programmer C. Change/problem and quality control administrator D. Applications and system programmer
Which of the following is a benefit of using callback devices? A. Provide an audit trail B. Can be used in a switchboard environment C. Permit unlimited user mobility D. Allow call forwarding
When developing a risk-based audit strategy, an IS auditor should conduct a risk assessment to ensure that:
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
An organization having a number of offices across a wide geographical area has developed a disaster recovery plan (DRP). Using actual resources, which of the following is the MOST cost-effective test of the DRP? A. Full operational test B. Preparedness test C. Paper test D. Regression test