Manage the Lifecycle of Kubernetes Clusters CKA Practice Questions (Page 3)

Questions 11–15

1. 11foundation · easy

   Which command is used to create a snapshot backup of etcd?

   • Akubectl backup etcd <filename>
   • Bkubeadm etcd-backup <filename>
   • Cetcdctl snapshot save <filename>
   • Detcd backup <filename>
   Reveal Solution Discussion Select an answer first
2. 12foundation · easy

   Which component stores the cluster state that should be backed up to enable a full cluster restore?

   • Akube-proxy
   • Bkubelet
   • Ckube-apiserver
   • Detcd
   Reveal Solution Discussion Select an answer first
4. 13foundation · easy

   What is the purpose of cordoning a node before rebooting it for maintenance?

   • ATo prevent new pods from being scheduled on the node
   • BTo upgrade the kubelet on the node
   • CTo evict all existing pods from the node
   • DTo delete the node from the cluster
   Reveal Solution Discussion Select an answer first
5. 14foundation · easy

   Which command is used to mark a node as schedulable after maintenance is complete?

   • Akubectl uncordon <node-name>
   • Bkubectl taint nodes <node-name>
   • Ckubectl cordon <node-name>
   • Dkubectl label nodes <node-name>
   Reveal Solution Discussion Select an answer first
6. 15foundation · easy

   What happens when a new worker node is added to a Kubernetes cluster?

   • AIt is automatically assigned a taint to prevent scheduling
   • BIt must be manually added to the cluster using kubectl add-node
   • CIt requires a manual restart of the kube-apiserver to recognize the new node
   • DIt automatically registers with the control plane and becomes ready
   Reveal Solution Discussion Select an answer first