KCNA Cloud Native Application Delivery Practice Question
A team uses Flux with the Source Controller and Kustomize Controller. They update a YAML file in Git to change a Deployment's replica count. What describes the synchronization flow?
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
✓
The Kustomize Controller fetches the source and applies the rendered manifests
Flux Source Controller fetches changes from Git; Kustomize Controller reconciles the kustomization and applies to the 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.
- ✗
The Source Controller directly applies the manifest to the cluster
Why it's wrong here
Source Controller only manages sources; Kustomize Controller applies.
- ✗
Flux uses HelmReleases to apply changes
Why it's wrong here
HelmReleases are for Helm charts, not plain Kustomize.
- ✓
The Kustomize Controller fetches the source and applies the rendered manifests
Why this is correct
Kustomize Controller reconciles the source and applies.
- ✗
Flux requires a manual kubectl apply to sync
Why it's wrong here
Flux automates sync.
Go deeper
Related to this question
About these practice questions
This KCNA question is part of Courseiva's 833-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 by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This KCNA practice question is part of Courseiva's free CNCF 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 KCNA exam.