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CKA study material · question 136 of 1000

Which needs does a StatefulSet meet that a Deployment does not? Choose two.

  1. One Pod on every node
  2. Automatic horizontal autoscaling
  3. Ordered, graceful deployment and scaling
  4. Stable, unique network identifiers
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Answer: D. Stable, unique network identifiers
C. Ordered, graceful deployment and scaling

StatefulSets exist for stable identity, stable storage and ordered deployment, updates and scaling.

Source: StatefulSets (Kubernetes) — Using StatefulSets

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