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CAS-004 Practice Question: A development team wants to deploy a…
A development team wants to deploy a microservices application using containers. They need a solution to automate the deployment, scaling, and management of the containers across a cluster. Which technology is most suitable?
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
✓
Kubernetes with Helm charts.
Kubernetes is designed for orchestrating containerized applications at scale, providing automated deployment, scaling, and management across a cluster. Helm charts simplify package management on Kubernetes. Option A (VMware vSphere with container support) focuses on virtualized infrastructure management rather than container orchestration across a cluster. Option B (Jenkins with Docker plugins) is a CI/CD tool, not an orchestrator. Option C (Docker Compose with manual scaling) is intended for single-host multi-container applications and does not automate scaling across a cluster.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
VMware vSphere with container support.
Why it's wrong here
vSphere focuses on VMs, not native container orchestration; it can host containers but is not optimal.
- ✗
Jenkins with Docker plugins.
Why it's wrong here
Jenkins is a CI/CD tool, not a container orchestrator.
- ✗
Docker Compose with manual scaling.
Why it's wrong here
Docker Compose is for single-host orchestration and lacks automated scaling and cluster management.
- ✓
Kubernetes with Helm charts.
Why this is correct
Kubernetes provides automated deployment, scaling, and management; Helm simplifies configuration.
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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.