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KCNA · Question #13

What component enables end users, different parts of the Kubernetes cluster, and external components to communicate with one another?

The correct answer is C. Kubernetes API. The Kubernetes API acts as the central communication hub, allowing all internal and external components, including end users, to interact with the cluster.

Submitted by valeria.br· May 4, 2026Kubernetes Fundamentals

Question

What component enables end users, different parts of the Kubernetes cluster, and external components to communicate with one another?

Options

  • Akubectl
  • BAWS Management Console
  • CKubernetes API
  • DGoogle Cloud SDK

How the community answered

(38 responses)
  • A
    3% (1)
  • B
    3% (1)
  • C
    95% (36)

Why each option

The Kubernetes API acts as the central communication hub, allowing all internal and external components, including end users, to interact with the cluster.

Akubectl

`kubectl` is a command-line tool that interacts with the Kubernetes API, it is not the API itself.

BAWS Management Console

The AWS Management Console is a web-based interface for managing AWS services, not the Kubernetes API.

CKubernetes APICorrect

The Kubernetes API server exposes the Kubernetes API, which is the frontend for the Kubernetes control plane. This API enables communication from various clients, internal components like kubelets, and external tools to manage the cluster's state, making it the central point for all cluster interactions and operations.

DGoogle Cloud SDK

The Google Cloud SDK is a set of tools for interacting with Google Cloud services, not the Kubernetes API directly.

Concept tested: Kubernetes API server role

Source: https://kubernetes.io/docs/concepts/architecture/control-plane-node-components/#kube-apiserver

Topics

#Kubernetes API#Cluster communication#Control Plane

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