- Lab
- A Cloud Guru
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!
Path Info
Table of Contents
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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 theproc
container in thedata-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 labelapp=auth
is using the most CPU. Save the name of this Pod to the file/k8s/0003/cpu-pod.txt
.
What's a lab?
Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.
Provided environment for hands-on practice
We will provide the credentials and environment necessary for you to practice right within your browser.
Guided walkthrough
Follow along with the author’s guided walkthrough and build something new in your provided environment!
Did you know?
On average, you retain 75% more of your learning if you get time for practice.