[Nov-2025] Valid Way To Pass Linux Foundation Exam Dumps with KCNA Exam Study Guide [Q92-Q109]

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[Nov-2025] Valid Way To Pass Linux Foundation Exam Dumps with KCNA Exam Study Guide

All KCNA Dumps and Kubernetes and Cloud Native Associate Training Courses Help candidates to study and pass the Exams hassle-free!

Linux Foundation KCNA (Kubernetes and Cloud Native Associate) Exam is a certification program designed for professionals who want to validate their knowledge and skills in the field of cloud computing and containerization. KCNA exam is aimed at individuals who want to demonstrate their proficiency in Kubernetes, a popular container orchestration system, and other cloud-native technologies.

Linux Foundation KCNA (Kubernetes and Cloud Native Associate) Exam is an industry-recognized certification that validates the skills and knowledge of professionals in cloud computing and Kubernetes. Kubernetes and Cloud Native Associate certification is designed for individuals who want to demonstrate their proficiency in cloud-native technologies and Kubernetes, the popular open-source container orchestration platform.

NEW QUESTION 92
Which prometheus metric type represents a single number value that can increase and decrease over time?

Gauge

Histogram

Summary

Counter

NEW QUESTION 93
You are working on a microservices application running on Kubernetes, using Istio for traffic management and observability. You have deployed a new version of one of your microservices, but you’re experiencing performance issues. You suspect the issue is related to the network calls between services. What Istio feature would you use to troubleshoot this problem?

Istio’s ‘fault injection’ feature

Istio’s ‘telemetry’ feature, specifically tracing

Istio’s ‘service entry’ feature

Istio’s ‘virtual service’ feature

Istio’s ‘destination rule’ feature

NEW QUESTION 94
Which is NOT a use case for the Kubernetes dashboard?

Troubleshooting any issues with applications

Managing running applications

Installing new Kubernetes cluster

Managing the entire Kubernetes cluster

NEW QUESTION 95
You are running a sensitive application in Kubernetes that requires access to the host network. Which of the following security measures is MOST important to mitigate the risk of potential security breaches?

Using a container security scanner to identify and fix vulnerabilities.

Deploying the application in a private Kubernetes cluster.

Configuring strong passwords for all Kubernetes users.

Employing a secrets management solution like HashiCorp Vault or AWS Secrets Manager.

Using Network Policies to restrict access to the host network.

NEW QUESTION 96
Which of the following is used to request storage in Kubernetes?

PersistentVolume ‘PV’

PersistentVolumeClaim ‘PVC’

Container Storage Interface ‘CSI’

StorageClasses

NEW QUESTION 97
You have a Kubernetes cluster with a pod that uses a resource limit of 100m CPU. What happens if the pod requests more CPU resources than the limit?

The pod will be automatically scaled down to 100m CPU.

The pod will be killed and restarted.

The pod will be throttled and its performance will be impacted.

The pod will continue to run using the requested amount of CPU.

The pod will be scheduled on a different node with more available resources.

NEW QUESTION 98
You are working on a large-scale e-commerce application running on Kubernetes. The application has multiple microservices, each with its own deployment and scaling needs. Which of the following roles would be best suited to manage the deployment, scaling, and health of these microservices within the Kubernetes environment?

DevOps Engineer

Site Reliability Engineer (SRE)

Cloud Architect

Security Engineer

Data Scientist

NEW QUESTION 99
You are building a serverless application on Google Cloud Functions that needs to interact with a Google Cloud SQL database. How can you securely connect your Cloud Functions to the Cloud SQL instance?

Use Google Cloud Functions’ built-in database connector to access Cloud SQL.

Configure a Cloud SQL proxy service to forward connections to the Cloud SQL instance.

Use a dedicated virtual machine (VM) to host a database connector that communicates with both Cloud Functions and Cloud SQL.

Utilize Google Cloud IAM to grant Cloud Functions access to the Cloud SQL instance.

Use a service account with appropriate permissions to connect to Cloud SQL from Cloud Functions.

NEW QUESTION 100
Which part of a Kubernetes cluster is responsible for running container workloads?

Worker Node

kube-proxy

Control plane

etcd

NEW QUESTION 101
Consider the following Kubernetes YAML definition for a Deployment:

Which of the following statements about this Deployment are true?

The Deployment will create 3 Pods with the label ‘app: nginx’.

The Deployment will only create Pods with the label ‘app: nginx’ if a corresponding Service exists.

The Deployment will use the ‘nginx:l. 14.2’ image to create the Pods.

The Deployment will expose the Pods on port 80.

The Deployment will create a Service that exposes the Pods on port 80.

NEW QUESTION 102
You have a Deployment with the following YAML definition:

You want to update the image to ‘my-app:v2’ without deleting and recreating the Deployment. Which Kubernetes command can you use to achieve this update?

kubectl apply -f deployment.yaml

kubectl delete deployment my-app

kubectl rollout restart deployment my-app

kubectl set image deployment/my-app my-app-container=my-app:v2

kubectl scale deployment my-app -replicas=0

NEW QUESTION 103
An application that is nearing its usage limit. To increase the amount of users it can handle, you allo-cate additional memory resources to each instance of the application. What type of scaling is this?

Horizontal Scaling

Cluster Autoscaling

Recursive Scaling

Vertical Scaling

NEW QUESTION 104
How does service logical group set of pods?

Using hostname

Using label and selectors

Using IP address

NEW QUESTION 105
What Kubernetes resource would allow you to run one Pod on some of your Nodes?

DaemonSet

ClusterSet

Deployment

ReplicaSet

NEW QUESTION 106
You are using Prometheus to monitor a Kubernetes cluster and want to create an alert that triggers when the number of failed deployments in a specific namespace exceeds a certain threshold. Which Prometheus query can help achieve this?

NEW QUESTION 107
Explain the difference between a Deployment and a StatefulSet in Kubernetes.

Deployments are used for stateless applications, while StatefulSets are used for stateful applications that require persistent storage and unique identities.

Deployments are responsible for scheduling Pods, while StatefulSets manage the lifecycle of Services.

Deployments handle rolling updates, while StatefulSets only support manual updates.

Deployments are used for managing the lifecycle of a single Pod, while StatefulSets manage multiple Pods.

Deployments are used for deploying and managing stateless applications, while StatefulSets are used for deploying and managing stateful applications.

NEW QUESTION 108
What can you use to add new resource types to your cluster?

start container

CustomResourceDefinitions

init container

Flux

CRI-O

NEW QUESTION 109
You are setting up a Kubernetes cluster with a large number of pods. You want to optimize the network communication between these pods for high performance and minimal latency. Which Kubernetes networking option would you consider for this scenario?

Calico

Flannel

Weave Net

Canal

kube-proxy