CV0-004 Operations and Support Practice Question
A cloud operations team is configuring auto-scaling for a web application. They want to add two instances when CPU utilization exceeds 80% for five minutes, and remove one instance when CPU drops below 30% for five minutes. Which type of scaling policy should they use?
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
✓
Step scaling
Step scaling allows adding or removing a specific number of instances based on the size of the alarm breach.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Simple scaling
Why it's wrong here
Simple scaling does not support multiple step adjustments in one policy.
- ✗
Scheduled scaling
Why it's wrong here
Scheduled scaling adjusts capacity at specific times, not based on real-time metrics.
- ✗
Target tracking scaling
Why it's wrong here
Target tracking maintains a target metric value, not specific step adjustments.
- ✓
Step scaling
Why this is correct
Step scaling policies allow adding/removing specific instance counts based on metric thresholds.
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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.