Advanced Helm quiz
A free advanced Helm quiz with up to 40 multiple-choice questions on charts, templates, values, releases, hooks, repositories and Helm 4. Written for engineers who use it day to day, with an explanation for every answer.
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Browse the 54 medium Helm questions, with answers
- What is the purpose of Helm hooks?
- What is the purpose of the .helmignore file?
- Which command shows the rendered templates for a release?
- What is the purpose of the 'helm template' command?
- What is a subchart in Helm?
- Which file is used to define dependencies in a Helm chart?
- Which command updates the dependencies of a chart?
- What is the purpose of the 'helm lint' command?
- What is the purpose of the 'helm rollback' command?
- What is the purpose of the 'helm history' command?
- What is the purpose of the 'helm show values' command?
- What is the purpose of the 'helm get values' command?
- What is the purpose of the 'NOTES.txt' file in a Helm chart?
- What is the purpose of the 'helm pull' command?
- What is a Helm plugin?
- Which command installs a Helm plugin?
- What is a Helm starter?
- What is the purpose of the 'helm dependency build' command?
- What is the purpose of the 'helm test' command?
- What is the purpose of the 'helm upgrade --install' flag combination?
- What is the main difference between Helm 2 and Helm 3?
- What is the purpose of the 'helm completion' command?
- What is the default chart type used to deploy applications (not a library chart)?
- Which field in values.yaml is typically used for configuring image tags used in templates?
- Which Helm template object gives access to the release name, namespace, and time?
- What function can be used in templates to include other template blocks defined with 'define'?
- How are chart dependencies defined in Helm v3+?
- What file locks dependency versions for reproducible installs?
- Which flag to 'helm install' will wait until resources are ready before marking the release as deployed?
- What is the Helm mechanism for running arbitrary commands at specific lifecycle events of a release?
- Which flag to 'helm uninstall' keeps the release history but removes resources?
- What template object provides access to files inside the chart package (like files in the 'files/' dir)?
- Which function allows templates to fail with a custom error if a required value is missing?
- What is an OCI registry in the context of Helm?
- Which command logs you into an OCI registry for pushing/pulling charts?
- What is a library chart used for?
- Which field in Chart.yaml specifies the chart API version (e.g., v1) and affects Chart.lock format?
- What is the recommended way to store sensitive data for templates instead of hard-coding in values?
- How do you run the chart's tests after installing a release?
- Which flag to 'helm install' creates the namespace if it doesn't already exist?
- What is the purpose of 'helm repo index'?
- What is the purpose of Chart.lock when using dependencies?
- Which command will push a chart to an OCI registry?
- What command checks for available plugin commands and manages Helm plugins?
- What is the effect of the --atomic flag when used with helm install or upgrade?
- Which template function returns the YAML representation of an object?
- What does the 'helm registry login' authenticate against when using OCI registries?
- How do library charts differ from regular charts in Chart.yaml?
- What is the purpose of the 'helm dependency update' command?
- How can you pass a file's contents into a value using the CLI?
- Which Helm command shows the rendered templates for a release (the manifest) from the cluster?
- What is semantic versioning used for in Chart.yaml 'version' field?
- What does 'helm upgrade --reuse-values' do?
- Which change in Helm v4 may require updates to automation regarding CLI flags?