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Free CISA Exam Braindumps
Certified Information Systems Auditor Questions 391–395 (page: 80)

Updated On: 10-Feb-2026
Page 80 of 366
PDF with 1823 Questions

Which of the following is the BEST indicator of the effectiveness of signature-based intrusion detection systems (IDSs)?

  1. An increase in the number of internally reported critical incidents
  2. An increase in the number of unfamiliar sources of intruders
  3. An increase in the number of identified false positives
  4. An increase in the number of detected incidents not previously identified

Answer(s): D



Which of the following should be done by an IS auditor during a post-implementation review of a critical application that has been operational for six months?

  1. Test program system interfaces.
  2. Verify the accuracy of data conversions.
  3. Assess project management risk reports.
  4. Examine project change request logs.

Answer(s): D



Which of the following types of testing would BEST mitigate the risk of a newly implemented system adversely impacting existing systems?

  1. User acceptance testing (UAT)
  2. Functionality testing
  3. Sociability testing
  4. Unit testing

Answer(s): C



Which of the following would be of GREATEST concern to an IS auditor reviewing an organization's security incident handling procedures?

  1. Annual tabletop exercises are performed instead of functional incident response exercises.
  2. Roles for computer emergency response team (CERT) members have not been formally documented.
  3. Guidelines for prioritizing incidents have not been identified.
  4. Workstation antivirus software alerts are not regularly reviewed.

Answer(s): C



Which of the following is the MOST important consideration for an organization when strategizing to comply with privacy regulations?

  1. Ensuring up-to-date knowledge of where customer personal data is saved.
  2. Ensuring there are staff members with in-depth knowledge of the regulations.
  3. Ensuring regular access recertification to information systems.
  4. Ensuring contracts with third parties that process customer data are regularly updated.

Answer(s): A



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