CKAD Pod Design and Deployments 3

Question 1

What does a CronJob's 'concurrencyPolicy: Forbid' setting do?

Accepted Answer

Prevents a new Job from starting if a previous one is still running

Answer

Allows concurrent job runs

Answer

Replaces the running job with a new one

Answer

Deletes failed jobs automatically

Question 2

Which resource type guarantees that a pod runs on every (or selected) node in the cluster?

Accepted Answer

DaemonSet

Answer

ReplicaSet

Answer

StatefulSet

Answer

Deployment

Question 3

A Job has 'completions: 5' and 'parallelism: 2'. How does it execute?

Accepted Answer

2 pods run at a time until 5 successful completions are reached

Answer

All 5 pods run simultaneously

Answer

5 pods run sequentially

Answer

2 pods run once and the job ends

Question 4

What is the correct apiVersion for a CronJob in modern Kubernetes (1.21+)?

Accepted Answer

batch/v1

Answer

batch/v1beta1

Answer

apps/v1

Answer

core/v1

Question 5

Which field on a Pod spec ensures the pod is not scheduled until a specific node is explicitly assigned?

Accepted Answer

nodeName

Answer

nodeSelector

Answer

schedulerName

Answer

affinity.nodeAffinity

Question 6

What does 'kubectl get pods --show-labels' display?

Accepted Answer

Pod labels alongside standard pod information

Answer

Pod resource usage

Answer

Pod annotations

Answer

Pod owner references