Free Linux Foundation KCSA Exam Questions

Become Linux Foundation Certified with updated KCSA exam questions and correct answers

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Total 294 Questions | Updated On: Sep 02, 2026

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Question 1

Given a standard Kubernetes cluster architecture comprising a single control plane node (hosting both etcd and the control plane as Pods) and three worker nodes, which of the following data flows crosses a trust boundary?

A : From kubelet to Container Runtime

B : From kubelet to API Server

C : From kubelet to Controller Manager

D : From API Server to Container Runtime

Answer: B

Question 2

Which step would give an attacker a foothold in a cluster but no long-term persistence?

A : Modify Kubernetes objects stored within etcd.

B : Modify file on host filesystem.

C : Starting a process in a running container.

D : Create restarting container on host using Docker.

Answer: C

Question 3

By default, in a Kubeadm cluster, which authentication methods are enabled?

A : OIDC, Bootstrap tokens, and Service Account Tokens

B : X509 Client Certs, OIDC, and Service Account Tokens

C : X509 Client Certs, Bootstrap Tokens, and Service Account Tokens

D : X509 Client Certs, Webhook Authentication, and Service Account Tokens

Answer: C

Question 4

What does the 'cluster-admin' ClusterRole enable when used in a RoleBinding?

A : It gives full control over every resource in the role binding's namespace, not including the namespace object for isolation purposes.

B : It gives full control over every resource in the cluster and in all namespaces.

C : It gives full control over every resource in the role binding's namespace, including the namespace itself.

D : It allows read/write access to most resources in the role binding's namespace. This role does not allow write access to resource quota, to the namespace itself, and to EndpointSlices (or Endpoints).

Answer: B

Question 5

Which security practice is most effective in preventing unauthorized or compromised container images from being deployed in a Kubernetes environment?

A : Regularly updating Kubernetes and its dependencies

B : Implementing continuous integration/continuous deployment (CI/CD) pipelines

C : Enforcing image scanning and vulnerability assessment

D : Using network policies to control pod-to-pod communication

Answer: C

Page: 1 / 59

Total 294 Questions | Updated On: Sep 02, 2026

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