CAS-004 Security Operations Practice Question
During an incident response engagement, the team has completed containment and eradication. What is the next phase in the incident response lifecycle according to NIST SP 800-61?
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
✓
Recovery
The NIST incident response lifecycle includes Preparation, Detection & Analysis, Containment, Eradication, Recovery, and Post-Incident Activity (lessons learned). After eradication, recovery follows.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Recovery
Why this is correct
Recovery is the phase after eradication.
- ✗
Preparation
Why it's wrong here
Preparation is the first phase.
- ✗
Detection
Why it's wrong here
Detection occurs earlier in the lifecycle.
- ✗
Lessons Learned
Why it's wrong here
Lessons learned comes after recovery.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CAS-005 practice question is part of Courseiva's free CompTIA 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 CAS-005 exam.