Which of the following can consume valuable network bandwidth?
A. Trojan horses
B. Trap doors
C. Worms
D. Vaccines
Answer / guest
Answer: C
Worms are destructive programs that may destroy data or
utilize tremendous computer and communication resources.
Trojan horses can capture and transmit private information
to the attacker's computer. Trap doors are exits out of an
authorized program. Vaccines are programs designed to detect
computer viruses.
| Is This Answer Correct ? | 6 Yes | 0 No |
Which of the following steps would an IS auditor normally perform FIRST in a data center security review? A. Evaluate physical access test results. B. Determine the risks/threats to the data center site. C. Review business continuity procedures. D. Test for evidence of physical access at suspect locations.
Which of the following is the MOST critical element of an effective disaster recovery plan (DRP)? A. Offsite storage of backup data B. Up-to-date list of key disaster recovery contacts C. Availability of a replacement data center D. Clearly defined recovery time objective (RTO)
Disaster recovery planning for a company's computer system usually focuses on: A. operations turnover procedures. B. strategic long-range planning. C. the probability that a disaster will occur. D. alternative procedures to process transactions.
The corporate office of a company having branches worldwide, developed a control self-assessment program (CSA) for all its offices. Which of the following is the MOST important requirement for a successful CSA? A. Skills of the workshop facilitator B. Simplicity of the questionnaire C. Support from the audit department D. Involvement of line managers
A manufacturing firm wants to automate its invoice payment system. Objectives state that the system should require considerably less time for review and authorization and the system should be capable of identifying errors that require follow up. Which of the following would BEST meet these objectives? A. Establishing an inter-networked system of client servers with suppliers for increased efficiencies B. Outsourcing the function to a firm specializing in automated payments and accounts receivable/invoice processing C. Establishing an EDI system of electronic business documents and transactions with key suppliers, computer to computer, in a standard format D. Reengineering the existing processing and redesigning the existing system
Which of the following has the LEAST effect on controlling physical access? A. Access to the work area is restricted through a swipe card. B. All physical assets have an identification tag and are properly recorded. C. Access to the premises is restricted and all visitors authorized for entry. D. Visitors are issued a pass and escorted in and out by a concerned employee.
Which of the following is necessary to have FIRST in the development of a business continuity plan? A. Risk-based classification of systems B. Inventory of all assets C. Complete documentation of all disasters D. Availability of hardware and software
To detect attack attempts that the firewall is unable to recognize, an IS auditor should recommend placing a network intrusion detection system (IDS) between the:
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
The PKI element that manages the certificate life cycle, including certificate directory maintenance and certificate revocation list (CRL) maintenance and publication is the: A. certificate authority. B. digital certificate. C. certification practice statement. D. registration authority.
Which of the following is a telecommunication device that translates data from digital form to analog form and back to digital? A. Multiplexer B. Modem C. Protocol converter D. Concentrator
During which of the following phases in systems development would user acceptance test plans normally be prepared? A. Feasibility study B. Requirements definition C. Implementation planning D. Post-implementation review