Which of the following line media would provide the BEST
security for a telecommunication network?
A. Broad band network digital transmission
B. Baseband network
C. Dial-up
D. Dedicated lines
Answer / guest
Answer: D
Dedicated lines are set apart for a particular user or
organization. Since there is no sharing of lines or
intermediate entry points, the risk of interception or
disruption of telecommunications messages is lower.
| Is This Answer Correct ? | 6 Yes | 0 No |
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
The technique used to ensure security in virtual private networks (VPNs) is: A. encapsulation. B. wrapping. C. transform. D. encryption.
Which of the following systems-based approaches would a financial processing company employ to monitor spending patterns to identify abnormal patterns and report them? A. A neural network B. Database management software C. Management information systems D. Computer assisted audit techniques
To determine which users can gain access to the privileged supervisory state, which of the following should an IS auditor review? A. System access log files B. Enabled access control software parameters C. Logs of access control violations D. System configuration files for control options used
When an employee is terminated from service, the MOST important action is to: A. hand over all of the employee's files to another designated employee. B. take a back up of the employee's work. C. notify other employees of the termination. D. disable the employee's logical access.
After implementation of a disaster recovery plan (DRP), pre-disaster and post-disaster operational cost for an organization will: A. decrease. B. not change (remain the same). C. increase. D. increase or decrease depending upon nature of the business.
Which of the following information valuation methods is LEAST likely to be used during a security review? A. Processing cost B. Replacement cost C. Unavailability cost D. Disclosure cost
An enterprisewide network security architecture of public key infrastructure (PKI) would be comprised of: A. A public key cryptosystem, private key cryptosystem and digital certificate B. A public key cryptosystem, symmetric encryption and certificate authorities C. A symmetric encryption, digital certificate and kerberos authentication D. A public key cryptosystem, digital certificate and certificate authorities
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 is an implementation risk within the process of decision support systems? A. Management control B. Semistructured dimensions C. Inability to specify purpose and usage patterns D. Changes in decision processes
The act that describes a computer intruder capturing a stream of data packets and inserting these packets into the network as if it were another genuine message stream is called: A. eavesdropping. B. message modification. C. a brute-force attack. D. packet replay.
The editing/validation of data entered at a remote site would be performed MOST effectively at the: A. central processing site after running the application system. B. central processing site during the running of the application system. C. remote processing site after transmission to the central processing site. D. remote processing site prior to transmission of the data to the central processing site.