Quiz CKA - Certified Kubernetes Administrator (CKA) Program Exam Newest PDF Dumps Files

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Linux Foundation CKA Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Cluster Architecture, Installation & Configuration25%- Use Helm and Kustomize to install cluster components
- Implement and configure a highly-available control plane
- Create and manage Kubernetes clusters using kubeadm
- Prepare underlying infrastructure for installing a Kubernetes cluster
- Manage role based access control (RBAC)
- Manage the lifecycle of Kubernetes clusters
- Understand CRDs, install and configure operators
- Understand extension interfaces (CNI, CSI, CRI, etc.)
Topic 2: Workloads & Scheduling15%- Use ConfigMaps and Secrets to configure applications
- Understand DaemonSets
- Understand Deployments and rolling update/rollback
- Understand Static Pods
- Understand how scheduler works
- Understand resource limits and requests
- Use label selectors to schedule Pods
- Understand how to run multiple schedulers and configure scheduler policies
Topic 3: Services & Networking20%- Use ClusterIP, NodePort, LoadBalancer service types and endpoints
- Know how to use Ingress controllers and Ingress resources
- Use the Gateway API to manage Ingress traffic
- Understand and use CoreDNS
- Define and enforce Network Policies
- Understand connectivity between Pods
Topic 4: Storage10%- Understand Storage Classes and Persistent Volumes
- Understand volume mode, access modes and reclaim policies
- Understand how to configure applications with persistent storage
- Understand persistent volume claims primitive
Topic 5: Troubleshooting30%- Troubleshoot cluster component failure
- Manage container stdout & stderr logs
- Troubleshoot networking
- Understand how to monitor applications
- Troubleshoot application failure
- Evaluate cluster and node logging

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Linux Foundation Certified Kubernetes Administrator (CKA) Program Exam Sample Questions (Q46-Q51):

NEW QUESTION # 46
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
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NEW QUESTION # 47
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

Answer:

Explanation:
Solution:
#network.yaml
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
name: allow-port-from-namespace
namespace: internal
spec:
podSelector:
matchLabels: {
}
policyTypes:
- Ingress
ingress:
- from:
- podSelector: {
}
ports:
- protocol: TCP
port: 8080
#spec.podSelector namespace pod
kubectl create -f network.yaml


NEW QUESTION # 48
From the pod labelname=cpu-utilizer, find podsrunning high CPU workloads and write the name of the pod consumingmost CPU to thefile/opt/KUTR00102/KUTR00102.txt(which already exists).

Answer:

Explanation:
See the solution below.
Explanation
solution


NEW QUESTION # 49
List the nginx pod with custom columns POD_NAME and POD_STATUS

Answer:

Explanation:
kubectl get po -o=custom-columns="POD_NAME:.metadata.name,
POD_STATUS:.status.containerStatuses[].state"


NEW QUESTION # 50
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 # 51
......

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