Which of the following would be MOST appropriate to ensure
the confidentiality of transactions initiated via the Internet?
A. Digital signature
B. Data encryption standard (DES)
C. Virtual private network (VPN)
D. Public key encryption
Answer / guest
Answer: D
Encryption is the only way to ensure Internet transactions
are confidential, and of the choices available, the use of
public key encryption is the best method. Digital signatures
would ensure the transaction is not changed and cannot be
repudiated, but would not ensure confidentiality.
| Is This Answer Correct ? | 10 Yes | 2 No |
An IS auditor is reviewing the change management process for an enterprise resource planning (ERP) application. Which of the following is the BEST method for testing program changes? A. Select a sample of change tickets and review them for authorization. B. Perform a walk-through by tracing a program change from start to finish. C. Trace a sample of modified programs to supporting change tickets. D. Use query software to analyze all change tickets for missing fields.
Of the following, the MAIN purpose for periodically testing offsite backup facilities is to: A. ensure the integrity of the data in the database. B. eliminate the need to develop detailed contingency plans. C. ensure the continued compatibility of the contingency facilities. D. ensure that program and system documentation remains current.
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 testing methods is MOST effective during the initial phases of prototyping? A. System B. Parallel C. Volume D. Top-down
The primary role of an IS auditor during the system design phase of an application development project is to: A. advise on specific and detailed control procedures. B. ensure the design accurately reflects the requirement. C. ensure all necessary controls are included in the initial design. D. advise the development manager on adherence to the schedule.
Which of the following would an IS auditor place LEAST reliance on when determining management's effectiveness in communicating information systems policies to appropriate personnel? A. Interviews with user and IS personnel B. Minutes of IS steering committee meetings C. User department systems and procedures manuals D.Information processing facilities operations and procedures manuals
Which of the following is MOST likely to result from a business process reengineering (BPR) project? A. An increased number of people using technology B. Significant cost savings, through a reduction in the complexity of information technology C. A weaker organizational structures and less accountability D. Increased information protection (IP) risk will increase
An IS auditor conducting an access controls review in a client-server environment discovers that all printing options are accessible by all users. In this situation, the IS auditor is MOST likely to conclude that: A. exposure is greater since information is available to unauthorized users. B. operating efficiency is enhanced since anyone can print any report, any time. C. operating procedures are more effective since information is easily available. D. user friendliness and flexibility is facilitated since there is a smooth flow of information among users.
While reviewing the business continuity plan of an organization, the IS auditor observed that the organization's data and software files are backed up on a periodic basis. Which characteristic of an effective plan does this demonstrate? A. Deterrence B. Mitigation C. Recovery D. Response
A validation which ensures that input data are matched to predetermined reasonable limits or occurrence rates, is known as: A. Reasonableness check. B. Validity check. C. Existence check. D. Limit check.
Which of the following satisfies a two-factor user authentication? A. Iris scanning plus finger print scanning B. Terminal ID plus global positioning system (GPS) C. A smart card requiring the user's PIN D. User ID along with password
IS management has recently informed the IS auditor of its decision to disable certain referential integrity controls in the payroll system to provide users with a faster report generator. This will MOST likely increase the risk of: A. data entry by unauthorized users. B. a nonexistent employee being paid. C. an employee receiving an unauthorized raise. D. duplicate data entry by authorized users.