Which of the following is a control to detect an
unauthorized change in a production environment?
A. Denying programmers access to production data.
B. Requiring change request to include benefits and costs.
C. Periodically comparing control and current object and
source programs.
D. Establishing procedures for emergency changes.
Answer / guest
Answer: C
Running the code comparison program on the control and
current object and source programs allows for the detection
of unauthorized changes in the production environment.
Choices A, B and D are preventive controls that are
effective as long as they are being applied consistently.
| Is This Answer Correct ? | 3 Yes | 2 No |
Which of the following would be the LEAST important aspect of a business continuity plan? A. Redundant facilities B. Relocation procedures C. Adequate insurance coverage D. Current and available business continuity manual
An IS auditor who is participating in a systems development project should: A. recommend appropriate control mechanisms regardless of cost. B. obtain and read project team meeting minutes to determine the status of the project. C. ensure that adequate and complete documentation exists for all project phases. D. not worry about his/her own ability to meet target dates since work will progress regardless.
An organization is introducing a single sign-on (SSO) system. Under the SSO system, users will be required to enter only one user ID and password for access to all application systems. Under the SSO system, unauthorized access: A. is less likely. B. is more likely. C. will have a greater impact. D. will have a smaller impact.
Which of the following is a benefit of a risk-based approach to audit planning? Audit: A. scheduling may be performed months in advance. B. budgets are more likely to be met by the IS audit staff. C. staff will be exposed to a variety of technologies. D. resources are allocated to the areas of highest concern.
The PRIMARY reason for separating the test and development environments is to: A. restrict access to systems under test. B. segregate user and development staff. C. control the stability of the test environment. D. secure access to systems under development.
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's MAJOR concern as a result of reviewing a business process reengineering (BPR) project should be whether the: A. newly designed business process has key controls in place. B. changed process will affect organization structure, finances and personnel. C. roles for suppliers have been redefined. D. process has been documented before and after reengineering.
Which of the following access control functions is LEAST likely to be performed by a database management system (DBMS) software package? A. User access to field data B. User sign-on at the network level C. User authentication at the program level D. User authentication at the transaction level
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
A PRIMARY benefit derived from an organization employing control self-assessment (CSA) techniques is that it: A. can identify high-risk areas that might need a detailed review later. B. allows IS auditors to independently assess risk. C. can be used as a replacement for traditional audits. D. allows management to relinquish responsibility for control.
Which of the following is an example of a passive attack, initiated through the Internet? A. Traffic analysis B. Masquerading C. Denial of service D. E-mail spoofing
The BEST defense against network eavesdropping is: A. encryption. B. moving the defense perimeter outward. C. reducing the amplitude of the communication signal. D. masking the signal with noise.