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KCNA Linux Foundation Kubernetes and Cloud Native Associate (KCNA) Free Practice Exam Questions (2025 Updated)

Prepare effectively for your Linux Foundation KCNA Kubernetes and Cloud Native Associate (KCNA) certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.

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Total 126 questions

Which of the following is not the required field to describe Kubernetes objects?

A.

metadata

B.

apiVersion

C.

Kind

D.

Container

E.

spec

Which tool is built on the GitOps toolkit?

A.

Jenkins-X

B.

GitHub Workflow & Actions

C.

Flux

D.

Jenkins

E.

ArgoCD

F.

Travis CI

Which is not a service type in Kubernetes?

A.

ClusterIP

B.

NodePort

C.

Ingress

D.

LoadBalancer

E.

ExternalName

Which of the following is not the Kubernetes AutoScaling Strategy?

A.

Horizontal Pod Autoscaler

B.

Cluster Autoscaler

C.

Vertical Pod Autoscaler

D.

Load Balancing AutoScaler

What Linux feature is used to provide isolation for containers?

A.

Processes

B.

Services

C.

NetworkPolicy

D.

Control groups

In Kubernetes, what is considered the primary cluster data source?

A.

etcd (pronounce: esty-d)

B.

api server

C.

kubelet

D.

scheduler

What is horizontal scaling?

A.

Creating a Deployment

B.

Adding resources to existing apps and servers

C.

Moving workloads from one server to another

D.

Adding additional replicas of apps and servers

What cloud-native construct does a kubernetes pod wrap?

A.

Container

B.

Virtual Machine (VM)

C.

side car process

D.

Docker image

What is etcd used for in Kubernetes?

A.

Integration with cloud platforms

B.

Network routing for the cluster

C.

Kubernetes API security

D.

Backend object storage for the Kubernetes API

Which command is used to expose Kubernetes service

A.

kubectl expose

B.

kubectl create

C.

kubectl run

What command can you use to get documentation about a resource type from the command line?

A.

kubectl api-resources

B.

kubectl explain

C.

kubectl get

D.

kubeadm get-resource

What is the name of the Kubernetes agent that runs on each worker nodes?

A.

kubelet

B.

systemd

C.

kube-proxy

D.

pod

What CNCF project is the leading DNS project in the CNCF landscape?

A.

Kubernetes

B.

gRPC

C.

KubeDNS

D.

CoreDNS

What is the functionality of the daemon set?

A.

To run a copy of the pod in all the nodes of the cluster

B.

To initialize the pod before starting the main pod

C.

To run a copy of the pod in a single node of the cluster

Which of the following is not the part of Kubernetes Control Plane?

A.

kube scheduler

B.

etcd (pronounce: esty-d)

C.

kube api-server

D.

kube-proxy

What Kubernetes resource would allow you to run one Pod on some of your Nodes?

A.

DaemonSet

B.

ClusterSet

C.

Deployment

D.

ReplicaSet

Which Kubernetes resource creates Kubernetes Jobs?

A.

JobFactory

B.

CronJob

C.

Task

D.

JobDeployment

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Total 126 questions
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