CV0-004 Deployment Practice Question
A cloud architect is designing a CI/CD pipeline for a critical application that requires zero-downtime deployments. The architect wants to gradually shift traffic to the new version while monitoring for errors and automatically rolling back if issues are detected. Which TWO deployment strategies should the architect consider? (Select TWO.)
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
✓
Blue/green deployment
Canary and blue/green both support gradual traffic shift and rollback. Rolling updates are gradual but may not have automatic rollback based on monitoring. A/B testing is not a deployment strategy. Immutable deployments replace instances but not gradual.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Blue/green deployment
Why this is correct
Blue/green switches traffic and can rollback quickly.
- ✗
Rolling deployment
Why it's wrong here
Rolling updates gradually but lacks automatic rollback based on monitoring.
- ✗
Immutable deployment
Why it's wrong here
Immutable replaces entire environment but not gradual.
- ✗
A/B testing deployment
Why it's wrong here
A/B testing is for feature comparison, not deployment.
- ✓
Canary deployment
Why this is correct
Canary shifts traffic percentage and monitors.
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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.