Configure Workload Autoscaling CKA Practice Questions (Page 4)

Questions 16–20

1. 16foundation · easy

   Which Kubernetes resource is used to automatically adjust the number of replicas of a Deployment based on observed CPU utilization?

   • AVerticalPodAutoscaler
   • BReplicaSet
   • CHorizontalPodAutoscaler
   • DClusterAutoscaler
   Reveal Solution Discussion Select an answer first
2. 17foundation · easy

   Which kubectl command provides detailed information about an HPA, including events and scaling decisions?

   • Akubectl exec hpa <name> -- status
   • Bkubectl get hpa <name> -o yaml
   • Ckubectl describe hpa <name>
   • Dkubectl logs hpa <name>
   Reveal Solution Discussion Select an answer first
4. 18foundation · easy

   What is the primary role of a HorizontalPodAutoscaler (HPA) in a Kubernetes cluster?

   • ATo automatically resize the CPU and memory requests of pods in a workload.
   • BTo automatically restart pods that fail health checks.
   • CTo automatically distribute incoming traffic across multiple pods in a service.
   • DTo automatically adjust the number of pod replicas in a workload based on observed metrics.
   Reveal Solution Discussion Select an answer first
5. 19application · medium

   A team is configuring an HPA for a Deployment. The Deployment's pods have a CPU request of 500m. The team wants the HPA to maintain an average CPU utilization of 50% across all pods. What is the target value for the CPU utilization metric in the HPA?

   • A50m
   • B500m
   • C250m
   • D1000m
   Reveal Solution Discussion Select an answer first
6. 20application · medium

   An HPA is not scaling a Deployment. 'kubectl describe hpa' shows the condition 'AbleToScale' is 'False'. What does this condition indicate?

   • AThe HPA has reached its maximum replica count.
   • BThe HPA controller is unable to update the replica count of the target workload.
   • CThe Deployment's pods are not ready.
   • DThe HPA cannot fetch metrics.
   Reveal Solution Discussion Select an answer first