CAS-004 Security Operations Practice Question
A company's incident response team is developing a playbook for ransomware incidents. The playbook should cover the preparation phase. Which THREE of the following are appropriate preparation activities? (Choose THREE.)
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
✓
Train employees on how to recognize and report phishing attempts
Preparation involves ensuring the team is ready to respond. This includes maintaining backups, training staff, and having communication plans. Threat hunting is a proactive activity, not preparation, and containment is during the response phase.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Train employees on how to recognize and report phishing attempts
Why this is correct
User training helps prevent ransomware infections.
- ✓
Conduct regular backup testing and ensure offline backups are available
Why this is correct
Backups are critical for recovery from ransomware.
- ✗
Isolate infected systems from the network immediately after detection
Why it's wrong here
This is a containment action, part of the detection and containment phases.
- ✓
Develop communication procedures, including legal and PR contacts
Why this is correct
Communication is key during an incident.
- ✗
Perform threat hunting in the network to identify potential threats
Why it's wrong here
Threat hunting is a separate proactive activity, not part of preparation for a specific incident.
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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.