Understand Application Deployments and How to Perform Rolling Update and Rollbacks CKA Practice Questions (Page 5)

Questions 21–22

1. 21foundation · easy

   Which statement accurately describes the role of a Deployment in Kubernetes?

   • AIt executes a batch job to completion and then terminates all associated pods.
   • BIt runs a single pod on every node in the cluster for logging or monitoring purposes.
   • CIt manages a set of identical pods, ensuring the desired number of replicas are running and supporting updates and rollbacks.
   • DIt provides a stable network identity and persistent storage for each pod replica.
   Reveal Solution Discussion Select an answer first
2. 22application · medium

   A Deployment 'app' is running version 1.0. The team needs to change the container image to 1.1 and also update a resource limit in the same pod template. They want to make both changes without triggering two separate rollouts. What is the most efficient way to achieve this?

   • ARun kubectl rollout pause deployment/app, then apply both changes, then run kubectl rollout resume deployment/app
   • BDelete the Deployment and recreate it with both changes in a new manifest
   • CRun kubectl rollout restart deployment/app after making both changes
   • DRun kubectl set image deployment/app app=1.1, then kubectl edit deployment/app to change the resource limit
   Reveal Solution Discussion Select an answer first