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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Services & Networking | 20% | - Services (ClusterIP, NodePort, LoadBalancer) - Ingress configuration - Network policies |
| Topic 2: Troubleshooting | 30% | - Application and networking debugging - Cluster component troubleshooting |
| Topic 3: Storage | 10% | - PersistentVolumes and PersistentVolumeClaims - Storage classes |
| Topic 4: Workloads & Scheduling | 15% | - Scheduling constraints - Deployments and rolling updates - ConfigMaps and Secrets |
| Topic 5: Cluster Architecture, Installation & Configuration | 25% | - Cluster installation and configuration - Kubernetes architecture components - High availability setup |
Latest Linux Foundation CKA Dumps are here to help you to pass your Linux Foundation Certification exam with BraindumpsVCE' valid, real, and updated CKA Exam Questions with passing guarantee. The Linux Foundation CKA certification is a valuable certificate that is designed to advance the professional career. With the Certified Kubernetes Administrator (CKA) Program Exam (CKA) certification exam seasonal professionals and beginners get an opportunity to demonstrate their expertise. The Certified Kubernetes Administrator (CKA) Program Exam exam recognizes successful candidates in the market and provides solid proof of their expertise.
NEW QUESTION # 69
Score: 7%
Task
Create a new nginx Ingress resource as follows:
* Name: ping
* Namespace: ing-internal
* Exposing service hi on path /hi using service port 5678
Answer:
Explanation:
See the solution below.
Explanation
Solution:
vi ingress.yaml
#
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
name: ping
namespace: ing-internal
spec:
rules:
- http:
paths:
- path: /hi
pathType: Prefix
backend:
service:
name: hi
port:
number: 5678
#
kubectl create -f ingress.yaml
NEW QUESTION # 70
Score: 7%
Task
First, create a snapshot of the existing etcd instance running at https://127.0.0.1:2379, saving the snapshot to
/srv/data/etcd-snapshot.db.
Next, restore an existing, previous snapshot located at /var/lib/backup/etcd-snapshot-previo us.db
Answer:
Explanation:
See the solution below.
Explanation
Solution:
#backup
ETCDCTL_API=3 etcdctl --endpoints="https://127.0.0.1:2379" --cacert=/opt/KUIN000601/ca.crt
--cert=/opt/KUIN000601/etcd-client.crt --key=/opt/KUIN000601/etcd-client.key snapshot save
/etc/data/etcd-snapshot.db
#restore
ETCDCTL_API=3 etcdctl --endpoints="https://127.0.0.1:2379" --cacert=/opt/KUIN000601/ca.crt
--cert=/opt/KUIN000601/etcd-client.crt --key=/opt/KUIN000601/etcd-client.key snapshot restore
/var/lib/backup/etcd-snapshot-previoys.db
NEW QUESTION # 71
Create a pod with image nginx called nginx and allow traffic on port 80
Answer:
Explanation:
kubectl run nginx --image=nginx --restart=Never --port=80
NEW QUESTION # 72
Score: 4%
Context
You have been asked to create a new ClusterRole for a deployment pipeline and bind it to a specific ServiceAccount scoped to a specific namespace.
Task
Create a new ClusterRole named deployment-clusterrole, which only allows to create the following resource types:
* Deployment
* StatefulSet
* DaemonSet
Create a new ServiceAccount named cicd-token in the existing namespace app-team1.
Bind the new ClusterRole deployment-clusterrole lo the new ServiceAccount cicd-token , limited to the namespace app-team1.
Answer:
Explanation:
Solution:
Task should be complete on node k8s -1 master, 2 worker for this connect use command
[student@node-1] > ssh k8s
kubectl create clusterrole deployment-clusterrole --verb=create --resource=deployments,statefulsets,daemonsets kubectl create serviceaccount cicd-token --namespace=app-team1 kubectl create rolebinding deployment-clusterrole --clusterrole=deployment-clusterrole --serviceaccount=default:cicd-token --namespace=app-team1
NEW QUESTION # 73
You are deploying a service in Kubernetes that needs to access a database service running in a different namespace. How can you configure NetworkPolicy to allow communication between these services across namespaces?
Answer:
Explanation:
See the solution below with Step by Step Explanation.
Explanation:
Solution (Step by Step) :
1 . Create a NetworkPolicy in the service's namespace:
- Create a NetworkPolicy in the namespace of the service that needs to access the database.
- Code:
2. Ensure the Database Namespace has the Correct Label: - Ensure that the namespace where the database service is running has the label 'database: true'. 3. Apply the NetworkPolicy: - Apply the NetworkPolicy using 'kubectl apply -f networkpolicy.yaml'.
NEW QUESTION # 74
......
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