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CKA study material · question 455 of 1000

Which environment variable must be set for the etcdctl commands used for snapshots?

  1. ETCDCTL_ENDPOINT_MODE=v3
  2. ETCD_VERSION=3
  3. ETCDCTL_API=3
  4. KUBE_ETCD_API=3
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Answer: C. ETCDCTL_API=3

ETCDCTL_API is set to 3, along with the endpoint and its certificates.

Source: Operating etcd clusters for Kubernetes (Kubernetes) — Built-in snapshot

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