Certified Kubernetes Administrator (CKA) Practice Exam: Part 1

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Certified Kubernetes Administrator (CKA) Practice Exam: Part 1

This lab provides practice scenarios to help prepare you for the Certified Kubernetes Administrator (CKA) exam. You will be presented with tasks to complete as well as server(s) and/or an existing Kubernetes cluster to complete them in. You will need to use your knowledge of Kubernetes to successfully complete the provided tasks, much like you would on the real CKA exam. Good luck!

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Lab Info

Level

Intermediate

Last updated

Sep 23, 2025

Duration

30m

Challenge

Count the Number of Nodes That Are Ready to Run Normal Workloads

Determine how many nodes in the cluster are ready to run normal workloads (i.e., workloads that do not have any special tolerations).

Output this number to the file /k8s/0001/count.txt.
Challenge

Retrieve Error Messages from a Container Log

In the backend namespace, check the log for the proc container in the data-handler Pod.

Save the lines which contain the text ERROR to the file /k8s/0002/errors.txt.
Challenge

Find the Pod with a Label of app=auth in the Web Namespace That Is Utilizing the Most CPU

Before doing this step, please wait a minute or two to give our backend script time to generate CPU load. Determine which Pod in the web namespace with the label app=auth is using the most CPU. Save the name of this Pod to the file /k8s/0003/cpu-pod.txt.

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