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KCNA · Question #55

Which of the following options includes valid API versions?

The correct answer is C. v1alpha1, v2beta3, v2. Kubernetes API versions typically follow a specific pattern, combining a version (e.g., v1, v2) with an optional stability indicator like alpha or beta and its release number.

Submitted by takeshi77· May 4, 2026Kubernetes Fundamentals

Question

Which of the following options includes valid API versions?

Options

  • Aalpha1v1, beta3v3, v2
  • Balpha1, beta3, v2
  • Cv1alpha1, v2beta3, v2
  • Dv1alpha1, v2beta3, 2.0

How the community answered

(54 responses)
  • A
    6% (3)
  • B
    2% (1)
  • C
    89% (48)
  • D
    4% (2)

Why each option

Kubernetes API versions typically follow a specific pattern, combining a version (e.g., `v1`, `v2`) with an optional stability indicator like `alpha` or `beta` and its release number.

Aalpha1v1, beta3v3, v2

`alpha1v1` and `beta3v3` are incorrect formats; the version number typically precedes the alpha/beta tag, as in `v1alpha1`.

Balpha1, beta3, v2

`alpha1` and `beta3` are incomplete and incorrect formats for Kubernetes API versions; they lack the preceding 'v' and the primary version number (e.g., `v1`).

Cv1alpha1, v2beta3, v2Correct

Kubernetes API versions commonly adhere to a format like `vX`, `vXbetaY`, or `vXalphaY`. `v1alpha1`, `v2beta3`, and `v2` are all valid examples representing different stages of API maturity and versioning.

Dv1alpha1, v2beta3, 2.0

`2.0` is not a standard Kubernetes API version format; API versions use 'v' followed by an integer, and potentially `alpha` or `beta` suffixes.

Concept tested: Kubernetes API versioning syntax

Source: https://kubernetes.io/docs/concepts/overview/kubernetes-api/

Topics

#Kubernetes API Versions#API Groups#Kubernetes Fundamentals

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