EX280 Application Deployment And Lifecycle Practice Question
You are using Kustomize to manage environment-specific configurations. Which file must be present in the base directory to define resources?
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
✓
kustomization.yaml
The kustomization.yaml file is the configuration file that directs Kustomize on how to manage the resources.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
base.yaml
Why it's wrong here
This is not a standard Kustomize control file name.
- ✗
overlay.yaml
Why it's wrong here
Overlays are separate directories, not the base file.
- ✓
kustomization.yaml
Why this is correct
Kustomize looks for this file to identify resources and patches.
- ✗
resources.yaml
Why it's wrong here
Resources are typically defined in separate files referenced by kustomization.yaml.
About these practice questions
This EX280 question is part of Courseiva's 509-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
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.