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[General] Latest Linux Foundation CKA Braindumps Sheet & Latest CKA Exam Testking

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【General】 Latest Linux Foundation CKA Braindumps Sheet & Latest CKA Exam Testking

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P.S. Free 2026 Linux Foundation CKA dumps are available on Google Drive shared by Free4Dump: https://drive.google.com/open?id=1uw0IpEOE-iYv6dQLNmFaM0ER5DxjGKaR
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The CKA program is highly regarded in the industry, and individuals who have earned this certification are considered experts in Kubernetes administration. Certified Kubernetes Administrator (CKA) Program Exam certification is recognized globally and is highly valued by organizations looking for Kubernetes administrators. The CKA program is a great way for individuals to demonstrate their expertise in Kubernetes administration and enhance their career opportunities.
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Linux Foundation Certified Kubernetes Administrator (CKA) Program Exam Sample Questions (Q46-Q51):NEW QUESTION # 46
Your Kubernetes cluster has been running for some time, and it's becoming increasingly difficult to manage permissions for your applications. You are noticing a growing list of roles and role bindings, making it challenging to understand the relationships between them.
Describe a strategy to simplify and streamline your RBAC configuration by implementing best practices. Also, discuss how you can improve the manageability and auditing of your RBAC setup.
Answer:
Explanation:
See the solution below with Step by Step Explanation.
Explanation:
Solution (Step by Step) :
1. Implement a Hierarchical Structure:
- Create high-level roles for common tasks such as "admin," "developer," "viewer," etc., providing broad permissions.
- Build more specific roles for specific applications or services, inheriting permissions from the higher-level roles.
- Example:
- "admin" role: grants full access to the cluster.
- "app-developer" role: inherits from "admin," but with restricted permissions only to specific namespaces and resources related to the application.
- "app-viewer" role: inherits from "app-developer" with limited permissions for monitoring and viewing resources.
2. Utilize ClusterRoles for Global Permissions:
- ClusterRoles are designed to grant permissions across the entire cluster, simplifying management for resources that need consistent access.
- This allows for centralized control of common permissions, reducing duplication of role definitions.
3. Leverage Service Accounts for Application-Level Permissions:
- Create service accounts for each application and bind them to appropriate roles.
- Use service accounts to manage access for pods, deployments, and other resources related to a specific application.
- This reduces the need for manually assigning permissions to individual resources.
4. Adopt a Role-Based Structure:
- Design RBAC policies around roles instead of individual users.
- This allows for easier management of permissions by modifying roles rather than individual user bindings.
- Ensure users are assigned to appropriate roles based on their responsibilities.
5. Implement RBAC Auditing and Monitoring:
- Use tools like 'kubectl auth can-i' to test and validate RBAC permissions.
- Monitor RBAC events and changes using audit logging features.
- Analyze audit logs to identify any suspicious activity and troubleshoot RBAC issues.
6. Consider External RBAC Solutions:
- For larger deployments, consider using external RBAC solutions like Keycloak or OpenLDAP for centralized user management and role-based access control.
- This can simplify the process of managing users, roles, and permissions across multiple clusters.
7. Documentation:
- Maintain comprehensive documentation of your RBAC setup, including roles, bindings, and any specific permissions.
- This documentation will be crucial for future maintenance, debugging, and troubleshooting. ,

NEW QUESTION # 47
Create and configure the service front-end-service so it's accessible through NodePort and routes to the existing pod named front-end.
Answer:
Explanation:
See the solution below.
Explanation
solution
F:WorkData Entry WorkData Entry‚00827CKA8 B.JPG


NEW QUESTION # 48
You are setting up a persistent volume to host a MySQL database, but you want to ensure data consistency and availability. You have multiple nodes in your Kubernetes cluster. Describe the volume mode, access mode, and reclaim policy you would use for this volume.
Answer:
Explanation:
See the solution below with Step by Step Explanation.
Explanation:
Solution (Step by Step) :
1. Volume Mode: For a MySQL database, you would use the "Block" volume mode. Block mode allows for direct access to the storage device as a block device, which is ideal for databases that require low-level access and control over storage.
2. Access Mode: To ensure data consistency and availability, you would use the "ReadWriteOnce" access mode. This mode allows only one pod to mount the volume at a time, preventing data corruption.
3. Reclaim Policy: To prevent accidental data deletion, you would use the "Retain" reclaim policy. This policy ensures that the volume is not deleted when the pod is deleted, preserving the database data. Here's an example of a PersistentVolume definition using the specified configurations:


NEW QUESTION # 49
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?
Answer:
Explanation:
See the solution below with Step by Step Explanation.
Explanation:
Solution (Step by Step) :
1. Update the Deployment YAML:
- Open the Deployment YAML file for 'web-app-deployment' (e.g., 'web-app-deployment.yaml').
- Modify the 'image' field within the 'spec.template.spec.containers' section to the new image: 'web-app:v2.0'.
- Adjust the 'strategy.rollingUpdate' section to control the rolling update process:
- Set 'maxUnavailable: 2' to allow a maximum of 2 pods to be unavailable at any time.
- Keep 'maxSurge: 0' if you don't want additional pods to be created during the update.

2. Apply the Updated Deployment: - IJse 'kubectl apply -f web-app-deployment.yaml' to apply the updated Deployment YAML. 3. Monitor the Rolling Update: - Use 'kubectl get pods -l app=web-app' to monitor the update process. You will see that Kubernetes will gradually terminate old pods running 'web-app:vl .0' and create new pods with 'web-app:v2.0'. - You can also use "kubectl describe deployment web-app-deployment' to observe the progress of the rolling update. 4. Verify Successful Update: - Once the update is complete, confirm that all pods are running the new image 'web-app:v2.0'. You can check the output of 'kubectl get pods -l app=web-app' or 'kubectl describe deployment web-app-deployment'.

NEW QUESTION # 50
Ensure a single instance of pod nginx is running on each node of the Kubernetes cluster where nginx also represents the Image name which has to be used. Do not override any taints currently in place.
Use DaemonSet to complete this task and use ds-kusc00201 as DaemonSet name.
Answer:
Explanation:
See the solution below.
Explanation
solution
F:WorkData Entry WorkData Entry‚00827CKA B.JPG

F:WorkData Entry WorkData Entry‚00827CKA C.JPG

F:WorkData Entry WorkData Entry‚00827CKA D.JPG

F:WorkData Entry WorkData Entry‚00827CKA E.JPG


NEW QUESTION # 51
......
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