KCNA Cloud Native Application Delivery Practice Question
Which Helm command is used to upgrade a release to a newer version of a chart?
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
✓
helm upgrade
The 'helm upgrade' command upgrades an existing release with a new chart version or configuration.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
helm upgrade
Why this is correct
helm upgrade updates an existing release to a new chart version or configuration.
- ✗
helm rollback
Why it's wrong here
helm rollback reverts to a previous revision, not upgrade.
- ✗
helm update
Why it's wrong here
There is no 'helm update' command; the correct command is 'helm upgrade'.
- ✗
helm install
Why it's wrong here
helm install is for initial deployment, not upgrading an existing release.
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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.