CKAD-Prepration

. create a deployment with the following spec:

• use the image xxxxxxx .
• image should be tag 4.
• label the deployment xxxxxx.

2. create a pod with following spec.

• the pod should mount a volume under /opt/xxxxx
• the persistent volume claim should use a physical volume which last for the lifetime of the pod.

3. There is a pod with an errored container.

• find the pod with error
• troubleshoot the error and make sure the container in the pod is up and running.

4. create a pod which requests 300Mi cpu and is placed on node01.
5. Expose the deployment webapp in namespace exam

• the deployment shold be accessible within the cluster.
• the application should run on port 8080.

6. identify the pod with high cpu utilization and redirect the output to a file. the file format should be "namespace/pod".
7. there is a problem in a pod. identify the pod and redirect the pod related error events to a file in /opt/..... # you have to use events and name of the container within pod.
8. a deployment had issues, troubleshoot to bring all pods into READY state.
9. create a deployment from nginx image. upgrade the deployment to nginx version 1.17. rollback the deployment.
10. Create a pod with following specs.

• it should mount a secret under /etc/super-secret
• it should setup environment varialbe ENVIRONMENT with the value of the configmap my-config.
• create my-config configmap with specs var1/val2.
• create the needed secret with the specs given in file /opt/xxxxxx

11. Create a pod with a main container and a sidecar container with following specs.

• main container should run the image xxxxxxx.
• main container should run the command "some long command with loop to generate logs"
• sidecar container should run the image xxxxxx.
• sidecar container should mount a configmap with given spec under file /opt/xxxxx.
• sidecar container should be able to read the logs from main container and process it.

12. Taint node01 with given key,value,effect. Create a pod with following specs.

• pod should mount a given pvc under /etc/xxxxx
• pod should be scheduled on node01.

13. A given deployment is running deployment/xyz. Store the deployment details in json or yaml format in file /opt/CKAD0003/xxxxxx.
14. Create a namespace my-namespace. Deploy a pod in this namespace with capability to run system time as root.
15. cronjob with given specs. the job should exit if not completed within 20 seconds.
16. there are 2 pods, db and proxy. there is a third pod webapp. you have to allow traffic to proxy and db pods only from webapp pod. All network policies are in place and do not delete/modify any netowrk policies to achieve the desired result.
17. create a job with following specs:

• job should use the image "some custom image"
• it should terminate if not executed within 60 seconds.

18. There is a deployment running. update the deployment with following spec:

• change replica set to 3.
• run the deployment as service account "some SA"
• create the SA if not exists.

19. create a pod with following specs:

• label it as xxxxx # 2 labels.
• set environment varialbe as "some env variable"