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KCNA · Question #195

How long should a stable API element in Kubernetes be supported (at minimum) after deprecation?

The correct answer is C. 12 months. A stable API element in Kubernetes must be supported for a minimum of 12 months after it is officially deprecated.

Submitted by klara.se· May 4, 2026Kubernetes Fundamentals

Question

How long should a stable API element in Kubernetes be supported (at minimum) after deprecation?

Options

  • A9 months
  • B24 months
  • C12 months
  • D6 months

How the community answered

(27 responses)
  • B
    4% (1)
  • C
    93% (25)
  • D
    4% (1)

Why each option

A stable API element in Kubernetes must be supported for a minimum of 12 months after it is officially deprecated.

A9 months

9 months is not the specified minimum support period for deprecated stable APIs.

B24 months

24 months is longer than the minimum required support period for deprecated stable APIs.

C12 monthsCorrect

According to the Kubernetes API deprecation policy, stable API versions must be supported for at least one year (12 months) after their deprecation announcement, allowing users sufficient time to migrate their configurations. This policy ensures backward compatibility and provides a predictable upgrade path for users.

D6 months

6 months is not the specified minimum support period for deprecated stable APIs; it's too short.

Concept tested: Kubernetes API deprecation policy

Source: https://kubernetes.io/docs/reference/using-api/deprecation-policy/

Topics

#Kubernetes API#API Deprecation#API Stability#Support Policy

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