Best Way for Auditors to Assess Automated Control Design?

CISA By islever Editorial Last updated

Short answer

D Review the application implementation documents to verify automated control logic and thresholds align with intended security objectives.

Question

Which of the following is the BEST way for an IS auditor to assess the design of an automated application control?
  1. Interview the application developer.
  2. Obtain management attestation and sign-off.
  3. Review system configuration parameters and output.
  4. Review the application implementation documents. Correct Answer

Key Takeaways

Tests the critical audit distinction between design assessment (documentation review) and effectiveness testing (configuration/output inspection), with the common trap being confusion over when to validate architecture versus operation.

IS auditors must distinguish between evaluating control design and testing operating effectiveness. While configuration reviews verify runtime behavior, reviewing implementation documentation remains the definitive method for validating that automated controls were properly architected to meet business requirements.

Common mistake: Option C is frequently selected because auditors naturally want to verify that controls actually function, but reviewing configurations and outputs tests operating effectiveness rather than the initial design phase.

Expert Analysis

Why the Answer Is Correct

Assessing the design of an automated application control requires examining the foundational specifications before deployment. Implementation documents detail the control logic, validation rules, thresholds, and error-handling procedures that define how the system should behave. By reviewing these artifacts, auditors can objectively verify that the control was engineered to mitigate identified risks and comply with organizational policies.

Why the Other Options Are Wrong

Interviewing developers (A) provides subjective insights but lacks the formal, auditable evidence required for a design assessment. Management attestation (B) represents executive opinion rather than independent verification of technical specifications. Reviewing system configuration parameters and output (C) validates operating effectiveness and runtime performance, which belongs to the subsequent testing phase after design approval.

Community Comment Notes

The vote split reflects a common knowledge gap between design validation and operational testing. Users supporting option C often conflate verifying that a control works with verifying how it was designed, as noted in comment [1] where checking parameters is mistakenly linked to design assurance. Those favoring option D correctly emphasize that architectural validation precedes functional testing, aligning with ISACA's phased audit methodology outlined in comments [2] and [4].

Exam Strategy

Always map the audit objective keyword directly to the verification technique: 'design' or 'architecture' requires documentation review, while 'effectiveness,' 'operation,' or 'execution' demands configuration checks, log analysis, or reperformance. Memorizing this mapping prevents time loss on highly similar scenario questions.

Frequently Asked Questions

Why isn't reviewing configuration parameters correct for design assessment?

Configuration reviews validate operating effectiveness and runtime behavior, not the original architectural design or control specifications.

When should an auditor interview developers instead of reviewing documents?

Interviews supplement documentation reviews to clarify ambiguities but lack the objective, auditable evidence required for formal design assessment.

More CISA FAQ →

Community Votes

C
62%
D
38%

62% of anonymous learners picked answer C. Votes are pick records left by other test-takers — they are not the verified answer.

Discussion 4 contributions

Compiled from public community threads and reader submissions, lightly edited for clarity. Handles and vote tallies are shown as recorded, and comments reflect the views of individual contributors.

From public community threads 4

  1. Swallows 👍 3 Answered C
    By checking system configuration parameters and outputs, you can be assured that the parameters are set as per the automated design.
  2. marc4354345 👍 3 Answered D
    To "assess the design", D seems the best answer.
  3. RS66 👍 2 Answered C
    C. Review system configuration parameters and output.
  4. Sibsankar 👍 1
    D will be the correct answer

Reader comments & corrections

No reader corrections yet — spotted an error or have a note? Share it below.

Log in to comment, report an error, or add a note about this question.

Practice All CISA Questions

Access 400 questions with complete answers and detailed explanations.

View Full CISA Practice Test →

← Back to CISA Study Guide