EX280 Application Deployment And Lifecycle Practice Question
A developer is using Kustomize to manage environment overlays (dev and prod) for an OpenShift application. Where should the common base resources be referenced in the prod/kustomization.yaml file?
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
✓
Under the resources: key
Kustomize overlays reference shared base manifests using the resources field pointing to the relative path of the base directory.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Under the includes: key
Why it's wrong here
includes is not a valid Kustomization file field.
- ✗
Under the bases: key
Why it's wrong here
The bases field was deprecated in favor of resources in modern Kustomize versions.
- ✓
Under the resources: key
Why this is correct
Kustomize uses the resources field to include base directories or dependent manifest files.
- ✗
Under the overlays: key
Why it's wrong here
overlays is not a valid field for referencing bases.
About these practice questions
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Red Hat exam blueprint
This EX280 practice question is part of Courseiva's free Red Hat 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 EX280 exam.