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CISA Practice Question: An IS auditor is reviewing the termination…
An IS auditor is reviewing the termination procedure for IT employees. Which of the following is the most critical control to ensure immediate effectiveness?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Revoking physical and logical access immediately
Immediate revocation of access rights upon termination is the most critical control to prevent unauthorized access.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Collecting company property
Why it's wrong here
Property collection is important but does not prevent digital access.
- ✗
Notifying the IT department within 24 hours
Why it's wrong here
Delay in notification could lead to a window of vulnerability.
- ✗
Conducting an exit interview
Why it's wrong here
Exit interviews are important but not as critical as access revocation.
- ✓
Revoking physical and logical access immediately
Why this is correct
This prevents the former employee from accessing systems.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CISA practice question is part of Courseiva's free ISACA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CISA exam.