Helm Basics Quiz

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Welcome! 🚀 Test your fundamental Helm knowledge with this quick quiz. Perfect for beginners starting their package management journey in Kubernetes.

Instructions:

• Select the best answer for each question.
• Your score will be shown at the end.
• Aim for 100% to prove you are ready for the next level!

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What is Helm?

The package manager for Kubernetes

A container runtime

A CI/CD tool

A Kubernetes monitoring solution

Helm helps you manage Kubernetes applications — Helm Charts help you define, install, and upgrade even the most complex Kubernetes application.

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What is a Helm Chart?

A collection of files that describe a related set of Kubernetes resources

A diagram of your cluster architecture

A single YAML file acting as a config map

A docker image containing your application code

Charts are packages of pre-configured Kubernetes resources.

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Which file contains the default configuration values for a chart?

values.yaml

config.yaml

Chart.yaml

defaults.yaml

values.yaml contains the default values for a chart.

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Which command installs a chart?

helm install

helm run

helm deploy

helm start

helm install [release] [chart] installs the chart.

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What is a Release in Helm?

An instance of a chart running in a Kubernetes cluster

A specific version of a chart code

A tagged commit in git

The output of a helm template command

One chart can be installed many times into the same cluster. And each time it is installed, a new release is created.

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Which command adds a new chart repository?

helm repo add

helm add repo

helm repository create

helm get repo

helm repo add [name] [url] registers the repository.

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Which command lists all releases in the current namespace?

helm list

helm show

helm get all

helm status

helm list (or helm ls) lists all of the releases in the current namespace.

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What does helm uninstall do?

Removes a release from the cluster

Deletes the chart file from local disk

Removes Helm binary from the system

Deletes the Kubernetes cluster

It removes all of the resources associated with the last release of the chart.

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Which flag allows you to simulate an installation?

--dry-run

--test

--simulate

--check

--dry-run simulates the install and prints the output but does not change state.

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What is the purpose of Chart.yaml?

It contains information about the chart

It contains the templates

It contains the default values

It defines the Kubernetes cluster

Chart.yaml contains metadata about the chart (name, version, etc.).

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How do you upgrade a release?

helm upgrade

helm update

helm patch

helm modify

helm upgrade [release] [chart] upgrades a release to a new version of a chart.

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Which command prints the templates to stdout?

helm template

helm render

helm print

helm dry-run --output

helm template renders the templates to stdout for debugging.

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How do you specify a custom namespace during installation?

-n my-namespace

--ns my-namespace

--target my-namespace

--scope my-namespace

The -n or --namespace flag sets the namespace.

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Which command updates your local repository cache?

helm repo update

helm update repo

helm fetch

helm sync

helm repo update grabs the latest index from your chart repositories.

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What folder holds chart dependencies?

charts/

deps/

libraries/

modules/

The charts/ directory may contain other charts (dependencies).

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How do you override a single value during install?

--set key=value

--override key=value

--value key=value

--config key=value

The --set flag overrides values.

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Which command searches for charts in repositories?

helm search repo

helm find

helm lookup

helm query

helm search repo keyword searches through configured repositories.

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Can multiple releases of the same chart exist in the same cluster?

Yes, with different release names

No, only one instance per cluster on default

Only in different namespaces

No, charts are singletons

Yes, you can install the same chart multiple times (e.g., mysql-dev, mysql-prod).

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What is the Tiller component?

It was the server-side component in Helm 2 (Removed in Helm 3)

It is the CLI tool

It is the dependency manager

It is the security scanner

Tiller was removed in Helm 3 to improve security and simplicity.

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How do you check the status of a specific release?

helm status [release]

helm check [release]

helm info [release]

helm inspect [release]

helm status shows the status of a named release.

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