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CKA study material · question 77 of 1000

An administrator wants to change cluster configuration as part of an upgrade. What does kubeadm support?

  1. kubeadm upgrade applies configuration changes automatically
  2. Configuration changes require --force on the upgrade
  3. Configuration is read from admin.conf during the upgrade
  4. kubeadm upgrade does not reconfigure an existing cluster
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Answer: D. kubeadm upgrade does not reconfigure an existing cluster

kubeadm upgrade cannot reconfigure an existing cluster; reconfiguration is a separate procedure.

Source: Upgrading kubeadm clusters (Kubernetes) — Additional information

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