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Certified Information Systems Auditor Questions 451–455 (page: 92)

Updated On: 10-Feb-2026

Which of the following is the BEST indicator for measuring performance of the IT help desk function?

  1. Percentage of problems raised from incidents
  2. Number of reopened tickets
  3. Number of incidents reported
  4. Mean time to categorize tickets

Answer(s): B



Which of the following types of firewalls provide the GREATEST degree of control against hacker intrusion?

  1. Packet filtering router
  2. Circuit gateway
  3. Application level gateway
  4. Screening router

Answer(s): C



Which of the following responsibilities of an organization's quality assurance (QA) function should raise concern for an IS auditor?

  1. Ensuring the test work supports observations
  2. Implementing solutions to correct defects
  3. Updating development methodology
  4. Ensuring standards are adhered to within the development process

Answer(s): B



Which of the following is the GREATEST risk associated with data conversion and migration during implementation of a new application?

  1. Lack of data transformation rules
  2. Absence of segregation of duties
  3. Obsolescence and data backup compatibility
  4. Inadequate audit trails and logging

Answer(s): A



Which of the following is MOST important to include within a business continuity plan (BCP) so that backup and replication is configured in a way that ensures data availability?

  1. Recovery time objective (RTO)
  2. Resource management plan
  3. Disaster recovery location site
  4. Recovery point objective (RPO)

Answer(s): D



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