CV0-004 Operations and Support Practice Question
A cloud administrator needs to detect unusual spikes in CPU usage across a fleet of EC2 instances. Which AWS service should be used to create an alarm that triggers when CPU utilization exceeds an expected baseline?
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
✓
AWS CloudWatch Alarms with anomaly detection
CloudWatch Alarms can use anomaly detection to automatically detect unusual patterns based on historical data.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
AWS Config
Why it's wrong here
Config tracks resource configuration changes, not metric anomalies.
- ✗
AWS CloudTrail
Why it's wrong here
CloudTrail records API calls, not metric anomalies.
- ✓
AWS CloudWatch Alarms with anomaly detection
Why this is correct
CloudWatch Alarms can use anomaly detection to trigger on deviations from expected baselines.
- ✗
AWS Systems Manager
Why it's wrong here
Systems Manager is for management and patching, not metric anomaly detection.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CV0-004 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 CV0-004 exam.