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To prevent unauthorized entry to the data maintained in a
dial-up fast response system, an IS auditor should recommend:
A. online terminals be placed in restricted areas.
B. online terminals be equipped with key locks.
C. ID cards be required to gain access to online terminals.
D. online access be terminated after three unsuccessful
attempts.
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Answer: D
The most appropriate control to prevent unauthorized entry
is to terminate connection after a specified number of
attempts. This will deter access through the guessing of ids
and passwords. The other choices are physical controls,
which are not effective in deterring unauthorized accesses
via the telephone lines.
| Is This Answer Correct ? | 5 Yes | 0 No |
Requiring passwords to be changed on a regular basis, assigning a new one-time password when a user forgets his/hers, and requiring users not to write down their passwords are all examples of: A. audit objectives. B. audit procedures. C. controls objectives. D. control procedures.
Which of the following provides a mechanism for coding and compiling programs interactively? A. Firmware B. Utility programs C. Online programming facilities D. Network management software
A database administrator is responsible for: A. defining data ownership. B. establishing operational standards for the data dictionary. C. creating the logical and physical database. D. establishing ground rules for ensuring data integrity and security.
An IS auditor who has discovered unauthorized transactions during a review of EDI transactions is likely to recommend improving the: A. EDI trading partner agreements. B. physical controls for terminals. C. authentication techniques for sending and receiving messages. D. program change control procedures.
Sign-on procedures include the creation of a unique user ID and password. However, an IS auditor discovers that in many cases the user name and password are the same. The BEST control to mitigate this risk is to: A. change the company's security policy. B. educate users about the risk of weak passwords. C. build in validations to prevent this during user creation and password change. D. require a periodic review of matching user ID and passwords for detection and correction.
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.
An IS steering committee should: A. include a mix of members from different departments and staff levels. B. ensure that IS security policies and procedures have been executed properly. C. have formal terms of reference and maintain minutes of its meetings. D. be briefed about new trends and products at each meeting by a vendor.
An offsite information processing facility having electrical wiring, air conditioning and flooring, but no computer or communications equipment is a: A. cold site. B. warm site. C. dial-up site. D. duplicate processing facility.
Which of the following functions is performed by a virtual private network (VPN)? A. Hiding information from sniffers on the net B. Enforcing security policies C. Detecting misuse or mistakes D. Regulating access
An IS auditor performing an audit of the company's IS strategy would be LEAST likely to: A. assess IS security procedures. B. review both short- and long-term IS strategies. C. interview appropriate corporate management personnel. D. ensure that the external environment has been considered.
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.
The implementation of cost-effective controls in an automated system is ultimately the responsibility of the: A. system administrator. B. quality assurance function. C. business unit management. D. chief of internal audit.
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