Which of the following is a valid way to create a ConfigMap from a file named 'app.properties'?

kubectl create configmap app-config --from-file=app.properties

kubectl create configmap app-config --from-env-file=app.properties

kubectl create configmap app-config --from-file=key=app.properties

kubectl create configmap app-config --from-literal=app.properties

Which kubectl command creates a Secret named 'db-secret' with the key 'password' set to 'S3cret'?

kubectl create secret db-secret --from-literal=password=S3cret

kubectl create secret generic db-secret --from-env=password=S3cret

kubectl create secret generic db-secret --from-literal=password=S3cret

kubectl create secret generic db-secret --from-file=password=S3cret

Which of the following is a valid way to create a Secret from a file named 'credentials.txt'?

kubectl create secret generic my-secret --from-literal=credentials.txt

kubectl create secret generic my-secret --from-env-file=credentials.txt

kubectl create secret generic my-secret --from-file=key=credentials.txt

kubectl create secret generic my-secret --from-file=credentials.txt

Which of the following YAML snippets correctly injects the value of the 'color' key from a ConfigMap named 'app-config' into the environment variable 'APP_COLOR'?

env: - name: APP_COLOR value: app-config.color

env: - name: APP_COLOR valueFrom: configMapKeyRef: name: app-config key: color

env: - name: APP_COLOR valueFrom: configMapRef: name: app-config key: color

envFrom: - configMapRef: name: app-config key: color

Certified Kubernetes Administrator (CKA)

Domain 3Objective 2

Use ConfigMaps and Secrets to Configure Applications CKA Practice Questions (Page 3)

Part of the Workloads and Scheduling domain, which accounts for 15% of the CKA exam. Linux Foundation does not publish an official question count, but from its 120-minute exam (~50–80 total, ~8–12 in this domain), expect 2–2 from this objective — we provide 38 practice questions to prepare you well beyond it. (estimate)

38questions here

8free pages

9concepts

15%of the exam

Questions 11–15

11foundation · easy
Which of the following is a valid way to create a ConfigMap from a file named 'app.properties'?
Select an answer first
12foundation · easy
Which kubectl command creates a Secret named 'db-secret' with the key 'password' set to 'S3cret'?
Select an answer first
13foundation · easy
Which of the following is a valid way to create a Secret from a file named 'credentials.txt'?
Select an answer first
14foundation · easy
In a Pod manifest, which field is used to inject a specific key from a ConfigMap as an environment variable?
Select an answer first
15foundation · easy
Which of the following YAML snippets correctly injects the value of the 'color' key from a ConfigMap named 'app-config' into the environment variable 'APP_COLOR'?
Select an answer first

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