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CISM Has a mature incident management process Practice Question
An organization has a mature incident management process. After a major incident, they conduct a post-incident review. Which activity is MOST important during this review?
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
✓
Determine root causes and document lessons learned
Identifying root causes and improvements prevents recurrence. Option A (assigning blame) is counterproductive. Option B (updating tools) is part of improvement but not the most important. Option D (metrics) supports analysis but is not the primary goal.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Identify individuals responsible for the incident
Why it's wrong here
Focus on process, not blame.
- ✗
Update security tools to block similar attacks
Why it's wrong here
Tools are part of improvement but root cause analysis comes first.
- ✓
Determine root causes and document lessons learned
Why this is correct
Root cause analysis and lessons learned drive process improvements.
- ✗
Calculate the total cost of the incident
Why it's wrong here
Cost analysis is useful but not the most important activity.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CISM 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 CISM exam.