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CKA Updated Dumps - Reliable CKA Exam Price

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The CKA Certification is recognized globally and is an excellent way for professionals to demonstrate their expertise in Kubernetes. Certified Kubernetes Administrator (CKA) Program Exam certification is particularly beneficial for DevOps engineers, system administrators, and developers who are looking to work with cloud-native technologies. Certified Kubernetes Administrator (CKA) Program Exam certification exam is designed to be rigorous, and individuals who pass the exam will have a deep understanding of Kubernetes and will be able to leverage this knowledge in their work.

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Linux Foundation Certified Kubernetes Administrator (CKA) program certification exam is a highly recognized and sought-after certification in the field of container orchestration. Designed for IT professionals who have experience in deploying, administering, and maintaining Kubernetes clusters, CKA Certification is a key indicator of one's proficiency in Kubernetes.

Linux Foundation Certified Kubernetes Administrator (CKA) Program Exam Sample Questions (Q26-Q31):

NEW QUESTION # 26
You are running a Kubernetes cluster with a critical application that requires high availability and resilience. You have a Deployment named 'web-app' with multiple replicas. Your current DNS setup relies on external DNS providers, but you want to implement CoreDNS within your cluster to enhance DNS resolution performance and reliability. You need to configure CoreDNS to resolve DNS queries for services within the cluster and for external domains.

Answer:

Explanation:
See the solution below with Step by Step Explanation.
Explanation:
Solution (Step by Step) :
1 Create a CoreDNS ConfigMap:
- Create a ConfigMap named coredns' containing the CoreDNS configuration. You can use a basic configuration file or a more complex one tailored to your specific needs.

2. Deploy CoreDNS: - Deploy CoreDNS as a Deployment using the 'coredns' ConfigMap.

3. Configure Services for DNS Resolution: - Create a Service named 'coredns' of type 'ClusterlP' that exposes the CoreDNS Deployment on the cluster network.

4. Update Cluster DNS Configuration: - Modify the 'kube-system namespace 'ConfigMap' named 'cluster-dns' to point to the 'coredns' Service for DNS resolution.

5. Verify CoreDNS Functionality: - Use 'kubectl exec -it -- sh -c "nslookup ..svc.cluster.local"' to test DNS resolution for services within the cluster. - Use "kubectl exec -it sh -c "nslookup example.com"' to test DNS resolution for external domains. - If everything is configured correctly, CoreDNS should successfully resolve DNS queries.

NEW QUESTION # 27
Create a Kubernetes secret as follows:
* Name: super-secret
* password: bob
Create a pod named pod-secrets-via-file, using the redis Image, which mounts a secret named super-secret at
/secrets.
Create a second pod named pod-secrets-via-env, using the redis Image, which exports password as CONFIDENTIAL.

Answer:

Explanation:

NEW QUESTION # 28
Create a pod that having 3 containers in it? (Multi-Container)

Answer:

Explanation:
image=nginx, image=redis, image=consul
Name nginx container as "nginx-container"
Name redis container as "redis-container"
Name consul container as "consul-container"
Create a pod manifest file for a container and append container
section for rest of the images
kubectl run multi-container --generator=run-pod/v1 --image=nginx --
dry-run -o yaml > multi-container.yaml
# then
vim multi-container.yaml
apiVersion: v1
kind: Pod
metadata:
labels:
run: multi-container
name: multi-container
spec:
containers:
- image: nginx
name: nginx-container
- image: redis
name: redis-container
- image: consul
name: consul-container
restartPolicy: Always

NEW QUESTION # 29
Score: 7%

Task
Reconfigure the existing deployment front-end and add a port specification named http exposing port 80/tcp of the existing container nginx.
Create a new service named front-end-svc exposing the container port http.
Configure the new service to also expose the individual Pods via a NodePort on the nodes on which they are scheduled.

Answer:

Explanation:
Solution:
kubectl get deploy front-end
kubectl edit deploy front-end -o yaml
#port specification named http
#service.yaml
apiVersion: v1
kind: Service
metadata:
name: front-end-svc
labels:
app: nginx
spec:
ports:
- port: 80
protocol: tcp
name: http
selector:
app: nginx
type: NodePort
# kubectl create -f service.yaml
# kubectl get svc
# port specification named http
kubectl expose deployment front-end --name=front-end-svc --port=80 --tarport=80 --type=NodePort

NEW QUESTION # 30
List all the pods showing name and namespace with a json path expression See the solution below.

Answer:

Explanation:
kubectl get pods -o=jsonpath="{.items[*]['metadata.name',
'metadata.namespace']}"

NEW QUESTION # 31
......

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