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 |
Which of the following is MOST effective in controlling application maintenance? A. Informing users of the status of changes B. Establishing priorities on program changes C. Obtaining user approval of program changes D. Requiring documented user specifications for changes
Which of the following is the PRIMARY safeguard for securing software and data within an information processing facility? A. Security awareness B. Reading the security policy C. Security committee D. Logical access controls
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
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.
Web and e-mail filtering tools are PRIMARILY valuable to an organization because they: A. Safeguard the organization’s image. B. Maximize employee performance. C. Protect the organization from viruses and nonbusiness materials. D. Assist the organization in preventing legal issues.
Failure to adequately define or manage the requirements for a system can result in a number of risks. The GREATEST risk is: A. inadequate user involvement. B. inadequate allocation of resources. C. scope creep. D. an incorrect estimation of the critical path.
An advantage in using a bottom-up versus a top-down approach to software testing is that: A. interface errors are detected earlier. B. confidence in the system is achieved earlier. C. errors in critical modules are detected earlier. D. major functions and processing are tested earlier.
An IS auditor is reviewing the database administration function to ascertain whether adequate provision has been made for controlling data. The IS auditor should determine that the: A. function reports to data processing operations. B. responsibilities of the function are well defined. C. database administrator is a competent systems programmer. D. audit software has the capability of efficiently accessing the database.
During which of the following steps in the business process reengineering should the benchmarking team visit the benchmarking partner? A. Observation B. Planning C. Analysis D. Adaptation
An IS auditor, in evaluating proposed biometric control devices reviews the false rejection rates (FRRs), false acceptance rates (FARs) and equal error rates (ERRs) of three different devices. The IS auditor should recommend acquiring the device having the: A. least ERR. B. most ERR. C. least FRR but most FAR. D. least FAR but most FRR.
Which of the following is the operating system mode in which all instructions can be executed? A. Problem B. Interrupt C. Supervisor D. Standard processing
Responsibility and reporting lines cannot always be established when auditing automated systems since: A. diversified control makes ownership irrelevant. B. staff traditionally change jobs with greater frequency. C. ownership is difficult to establish where resources are shared. D. duties change frequently in the rapid development of technology.