[Q24-Q41] Real CKA dumps – Real Linux Foundation dumps PDF in here [Aug-2025]

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Real CKA dumps – Real Linux Foundation dumps PDF in here [Aug-2025]

Realistic TestKingFree CKA Dumps PDF – 100% Passing Guarantee

The CKA exam is a hands-on, performance-based exam that requires candidates to complete a set of practical tasks within a given time frame. CKA exam is conducted on a live Kubernetes cluster, and candidates are evaluated based on their ability to perform tasks such as creating and managing pods, configuring networking, and troubleshooting common issues. CKA exam is designed to test the skills of candidates in a real-world scenario, and it is considered one of the most challenging and prestigious certifications in the field of Kubernetes.

What is CNCF CKA Certification Exam

The Cloud Native Computing Foundation (CNCF) is a technology consortium designed to connect and harness the strength of existing and emerging technologies to simplify and accelerate the cloud and infrastructure modernization journey for enterprises. The Cloud Native Computing Foundation Certification Program offers a series of 3 exams to assess knowledge of cloud-native computing.

The focus of this exam is to validate the ability to operate Kubernetes cluster infrastructure and advise customers on best practices for their particular use cases. Complicated infrastructure requirements are expected to be addressed through step-by-step instructions. The exam does not measure programming or development skills. A lot of practice exercises are required to prepare for the exam. CNCF CKA exam dumps will be the best choice. Recommend using a Kubernetes cloud platform such as kubeadm to test infrastructure in a learn-by-doing approach. Confidence in working with Kubernetes will provide more confidence to the candidate while passing the exam. Assurance of obtaining the CNCF Certified Kubernetes Administrator certificate is available upon passing this exam. Products from various vendors across the industry will be tested.

NEW QUESTION 24
You must connect to the correct host.
Failure to do so may result in a zero score.
[candidate@base] $ ssh Cka000049
Task
Perform the following tasks:
Create a new PriorityClass named high-priority for user-workloads with a value that is one less than the highest existing user-defined priority class value.
Patch the existing Deployment busybox-logger running in the priority namespace to use the high-priority priority class.

NEW QUESTION 25
You have a StatefulSet named ‘mysql-cluster’ running a MySQL database with 3 replicas. You want to add a new replica to the cluster without disrupting the existing database operations. How do you achieve this while ensuring data consistency and minimal downtime?

NEW QUESTION 26
You are running a Kubernetes cluster with a NodePort service exposing a web application on port 80. You want to access the web application from a client machine outside the cluster. However, the client machine is behind a NAT gateway and you cannot directly configure firewall rules on the gateway. How can you configure the Kubernetes cluster to allow the client machine to access the web application?

NEW QUESTION 27
To protect your firewall and network from single source denial of service (DoS) attacks that can overwhelm its packet buffer and cause legitimate traffic to drop, you can configure:

BGP (Border Gateway Protocol)

PGP (Packet Gateway Protocol)

PBP (Packet Buffer Protection)

PBP (Protocol Based Protection)

NEW QUESTION 28
Create a snapshot of theetcdinstance running at , saving thesnapshot to the file path
/srv/data/etcd-snapshot.db.
The following TLScertificates/key are suppliedfor connecting to the server withetcdctl:
* CA certificate:/opt/KUCM00302/ca.crt
* Client certificate:/opt/KUCM00302/etcd-client.crt
* Client key:Topt/KUCM00302/etcd-client.key

NEW QUESTION 29
You have a Deployment named ‘my-app-deployment’ running a complex microservice application with several pods. You suspect that some pods are experiencing high CPU utilization, causing performance issues. How would you monitor and troubleshoot the CPU usage of individual pods within this deployment?

See the solution below with Step by Step Explanation.
Explanation:
Solution (Step by Step) :
1. Identify the Deployment Pods:
– Use ‘kubectl get pods -l app=my-app to list the pods associated with the ‘my-app-deployment’ deployment.
Note the pod names.
2. Check CPU Utilization:
– Use ‘kubectl top pods to check the real-time CPU usage of the pods you identified in step 1 .
– Alternatively, use ‘kubectl describe pod ‘ to see the average CPU usage over time.
3. Analyze CPU Metrics:
– Look for pods with consistently high CPU usage (e.g., 80% or more).
– Identify the specific containers within the pod consuming the most CPU resources. You can use ‘kubectl top pod -c for this.
4. Investigate the Cause:
– Review the pod logs: Use ‘kubectl logs to examine the logs of the affected pods. Look for error messages, unusual patterns, or indications of resource-intensive operations.
– Examine the application code: If possible, access the source code of the application running within the affected pods. Analyze the code for potential CPU-intensive operations or bottlenecks.
– Check resource limits: Ensure that the resource requests and limits defined for the containers in the pod are appropriate. If the limits are too low, the containers might be throttled, leading to high CPU usage. Use ‘kubectl describe pod to check resource limits.
5. Possible Solutions:
– Increase resource limits: If the containers are being throttled, increase their CPU limits in the Deployment YAML.
– Optimize application code: If the application code is inefficient, you might need to optimize it to reduce CPU consumption.
– Scale down pods: If the high CPU usage is due to a temporary spike in demand, consider scaling down the number of pods in the deployment.
– Use a horizontal pod autoscaler (HPA): An HPA can automatically adjust the number of pods based on CPU utilization metrics.
6. Monitor and Iterate:
– After implementing any changes, monitor the CPU usage of the pods to ensure that the issue is resolved.
– Repeat this process of monitoring, troubleshooting, and optimization until the CPU usage is within acceptable levels.

NEW QUESTION 30
Quick Reference
ConfigMaps,
Documentation Deployments,
Namespace
You must connect to the correct host . Failure to do so may result in a zero score.
[candidate@base] $ ssh cka000048b
Task
An NGINX Deployment named nginx-static is running in the nginx-static namespace. It is configured using a ConfigMap named nginx-config .
First, update the nginx-config ConfigMap to also allow TLSv1.2. connections.
You may re-create, restart, or scale resources as necessary.
You can use the following command to test the changes:
[candidate@cka000048b] $ curl — tls-max
1.2 https://web.k8s.local

NEW QUESTION 31
You have a Deployment for a web application named ‘web-app-deployment’ that uses an image named ‘web-app:vl .0’. You want to implement a rolling update to upgrade the deployment to a new version, ‘web-app:v2.0’, but only allow a maximum of 2 pods to be unavailable at any time during the update. How would you achieve this using Kubernetes?

NEW QUESTION 32
Create a file:
/opt/KUCC00302/kucc00302.txtthatlists all pods that implement servicebazin namespacedevelopment.
The format of the file should be onepod name per line.

NEW QUESTION 33
Create a busybox pod that runs the command “env” and save the output to “envpod” file See the solution below.

NEW QUESTION 34
Monitor the logs of pod foo and:
Extract log lines corresponding to error
unable-to-access-website
Write them to /opt/KULM00201/foo

NEW QUESTION 35
Score: 4%

Task
Schedule a pod as follows:
* Name: nginx-kusc00401
* Image: nginx
* Node selector: disk=ssd

NEW QUESTION 36
Score: 7%

Task
Create a new NetworkPolicy named allow-port-from-namespace in the existing namespace echo. Ensure that the new NetworkPolicy allows Pods in namespace my-app to connect to port 9000 of Pods in namespace echo.
Further ensure that the new NetworkPolicy:
* does not allow access to Pods, which don’t listen on port 9000
* does not allow access from Pods, which are not in namespace my-app

NEW QUESTION 37
Create a persistent volume with name app-data, of capacity 2Gi and access mode ReadWriteMany. The type of volume is hostPath and its location is /srv/app-data.

NEW QUESTION 38
You have a Deployment named ‘frontend-deployment’ with 5 replicas of a frontend container. You need to implement a rolling update strategy that allows for a maximum of 2 pods to be unavailable at any given time. You also want to ensure that the update process is completed within a specified timeout of 8 minutes. If the update fails to complete within the timeout, the deployment should revert to the previous version. Additionally, you want to configure a ‘post-start’ hook for the frontend container that executes a health check script to verify the application’s readiness before it starts accepting traffic.

NEW QUESTION 39
Schedule a pod as follows:
Name: nginx-kusc00101
Image: nginx
Node selector: disk=ssd

NEW QUESTION 40
Create and configure the service front-end-service so it’s accessible through NodePort and routes to the existing pod named front-end.

NEW QUESTION 41
You must connect to the correct host.
Failure to do so may result in a zero score.
[candidate@base] $ ssh Cka000055
Task
Verify the cert-manager application which has been deployed to your cluster .
Using kubectl, create a list of all cert-manager Custom Resource Definitions (CRDs ) and save it to ~/resources.yaml .
You must use kubectl ‘s default output format.
Do not set an output format.
Failure to do so will result in a reduced score.
Using kubectl, extract the documentation for the subject specification field of the Certificate Custom Resource and save it to ~/subject.yaml.

The CKA certification is valid for three years, and candidates can renew their certification by retaking the exam or by earning a higher-level certification. Certified Kubernetes Administrator (CKA) Program Exam certification is recognized by industry leaders, including AWS, Google Cloud, and Red Hat. Certified Kubernetes Administrator (CKA) Program Exam certification also provides access to a network of certified professionals and resources, including training, events, and community support. Overall, the CKA certification is an excellent way to demonstrate your expertise in Kubernetes and advance your career in the cloud-native ecosystem.

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