During an audit of a telecommunications system the IS
auditor finds that the risk of intercepting data transmitted
to and from remote sites is very high. The MOST effective
control for reducing this exposure is:
A. encryption.
B. callback modems.
C. message authentication.
D. dedicated leased lines.
Answers were Sorted based on User's Feedback
Answer / ddd
message authentication could be one other safe way along
with encryption, as said by the abive guest, wherein the
user needs to set some authentication thus ensuring only
proper persons are in the transmission of data.
| Is This Answer Correct ? | 2 Yes | 0 No |
Answer / guest
Answer: A
Encryption of data is the most secure method. The other
methods are less secure, with leased lines being possibly
the least secure method.
| Is This Answer Correct ? | 2 Yes | 2 No |
Which of the following is a disadvantage of image processing? A. Verifies signatures B. Improves service C. Relatively inexpensive to use D. Reduces deterioration due to handling
Which of the following risks would be increased by the installation of a database system? A. Programming errors B. Data entry errors C. Improper file access D. Loss of parity
The purpose for requiring source code escrow in a contractual agreement is to: A. ensure the source code is available if the vendor ceases to exist. B. permit customization of the software to meet specified business requirements. C. review the source code for adequacy of controls. D. ensure the vendor has complied with legal requirements.
When reviewing the quality of an IS department's development process, the IS auditor finds that they do not use any formal, documented methodology and standards. The IS auditor's MOST appropriate action would be to: A. complete the audit and report the finding. B. investigate and recommend appropriate formal standards. C. document the informal standards and test for compliance. D. withdraw and recommend a further audit when standards are implemented.
Which of the following disaster recovery/continuity plan components provides the GREATEST assurance of recovery after a disaster? A. The alternate facility will be available until the original information processing facility is restored. B. User management was involved in the identification of critical systems and their associated critical recovery times. C. Copies of the plan are kept at the homes of key decision making personnel. D. Feedback to management assuring them that the business continuity plans are indeed workable and that the procedures are current.
Classification of information systems is essential in business continuity planning. Which of the following system types can not be replaced by manual methods? A. Critical system B. Vital system C. Sensitive system D. Non-critical system
Which of the following devices extends the network and has the capacity to store frames and act as a storage and forward device? A. Router B. Bridge C. Repeater D. Gateway
A control for a company that wants to prevent virus-infected programs (or other type of unauthorized modified programs) would be to: A. utilize integrity checkers. B. verify program's lengths. C. backup the source and object code. D. implement segregation of duties.
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.
Which of the following can identify attacks and penetration attempts to a network? A. Firewall B. Packet filters C. Stateful inspection D. Intrusion detection system (IDs)
Applying a retention date on a file will ensure that: A. data cannot be read until the date is set. B. data will not be deleted before that date. C. backup copies are not retained after that date. D. datasets having the same name are differentiated.
An organization's disaster recovery plan should address early recovery of: A. all information systems processes. B. all financial processing applications. C. only those applications designated by the IS manager. D. processing in priority order, as defined by business management.