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| Certification Vendor: | Linux Foundation / Cloud Native Computing Foundation (CNCF) |
|---|---|
| Exam Name: | Certified Kubernetes Administrator (CKA) Program Exam |
| Exam Number: | CKA |
| Exam Format: | Online proctored, Command-line tasks, Performance-based, Hands-on in real Kubernetes environment |
| Certificate Validity Period: | 2 years |
| Real Exam Qty: | 15-20 performance-based tasks |
| Available Languages: | Japanese, Simplified Chinese, English |
| Exam Duration: | 120 minutes |
| Related Certifications: | Certified Kubernetes Application Developer (CKAD) Certified Kubernetes Security Specialist (CKS) |
| Passing Score: | 66% |
| Exam Price: | $445 USD |
| Recommended Training: | Introduction to Kubernetes (Free Course) LFS258: Kubernetes Fundamentals |
| Exam Registration: | Linux Foundation Training Portal |
| Sample Questions: | Linux Foundation CKA Sample Questions |
| Exam Way: | Online, remotely proctored via PSI; browser-based terminal environment |
| Pre Condition: | No formal prerequisites; basic Linux and Kubernetes knowledge recommended |
| Official Syllabus URL: | https://training.linuxfoundation.org/certification/certified-kubernetes-administrator-cka/ |
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The CKA certification is recognized globally and is highly valued by employers in the IT industry. Holding a CKA certification demonstrates that an individual has the skills and knowledge required to work with Kubernetes and can be relied upon to deploy and manage Kubernetes clusters in a production environment. Certified Kubernetes Administrator (CKA) Program Exam certification is also a requirement for many job roles in the field of Kubernetes, including Kubernetes administrators, DevOps engineers, and cloud infrastructure engineers.
The CKA program is an online, proctored exam that consists of a set of performance-based tasks that test the candidate's ability to perform real-world Kubernetes administration tasks. CKA exam is designed to assess an individual's ability to work with Kubernetes in a production environment. CKA exam covers a range of topics, including Kubernetes architecture, cluster installation and configuration, application deployment, networking, security, and troubleshooting.
NEW QUESTION # 70
Apply the autoscaling to this deployment with minimum 10 and maximum 20 replicas and target CPU of 85% and verify hpa is created and replicas are increased to 10 from 1
Answer:
Explanation:
kubectl autoscale deploy webapp --min=10 --max=20 --cpu percent=85 kubectl get hpa kubectl get pod -l app=webapp
NEW QUESTION # 71
List all the pods showing name and namespace with a json path expression
Answer:
Explanation:
See the solution below.
Explanation
kubectl get pods -o=jsonpath="{.items[*]['metadata.name',
'metadata.namespace']}"
NEW QUESTION # 72
You are running a stateful application using a StatefulSet. How do you ensure that the application data is preserved during a rolling update?
Answer:
Explanation:
See the solution below with Step by Step Explanation.
Explanation:
Solution (Step by Step) :
1. Use Persistent Volumes:
- Use Persistent Volumes (PVs) and Persistent Volume Claims (PVCs) to provide persistent storage for the stateful application data.
- Ensure that the PVCs are mounted to the pods in the StatefulSet.
2. Configure Rolling Updates: - Configure the StatefulSet's updateStrategy' to use a rolling update strategy. - Ensure that the 'updateStrategy.type' is set to 'RollingUpdate'. 3. Validate Data Preservation: - Perform a rolling update by updating the StatefulSet. - Validate that the application data is preserved during the update process. - Check the logs and application state to confirm that the data is intact.
NEW QUESTION # 73
Create a pod with environment variables as var1=value1.Check the environment variable in pod
Answer: A
NEW QUESTION # 74
Undo the deployment with the previous version and verify
everything is Ok
Answer:
Explanation:
kubectl rollout undo deploy webapp kubectl rollout status deploy webapp kubectl get pods
NEW QUESTION # 75
......
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