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CAS-004 Practice Question: Which THREE components are essential for a fully…
Which THREE components are essential for a fully functional Security Operations Center (SOC)? (Select exactly 3.)
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
✓
Incident response team
Options A, C, and E are correct because SIEM for correlation, incident response team, and playbooks are core. Option B is a security control but not a SOC component. Option D is network infrastructure.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Incident response team
Why this is correct
People are essential for investigation and response.
- ✗
VPN concentrator
Why it's wrong here
VPN is for remote access, not SOC operations.
- ✓
Security Information and Event Management (SIEM) system
Why this is correct
SIEM provides log aggregation and analysis.
- ✗
Firewall
Why it's wrong here
Firewall is a security control, not a SOC component.
- ✓
Standard operating procedures and playbooks
Why this is correct
Playbooks guide consistent response actions.
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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.