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Linux Foundation CKA Exam Syllabus Topics:

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

>> CKA認證考試解析 <<

CKA認證題庫,最新CKA題庫資訊

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最新的 Kubernetes Administrator CKA 免費考試真題 (Q52-Q57):

問題 #52
Create a pod that echo "hello world" and then exists. Have the pod deleted automatically when it's completed

答案:

解題說明:
See the solution below.
Explanation
kubectl run busybox --image=busybox -it --rm --restart=Never --
/bin/sh -c 'echo hello world'
kubectl get po # You shouldn't see pod with the name "busybox"


問題 #53
Create a pod as follows:
Name: mongo
Using Image: mongo
In a new Kubernetes namespace named: my-website

答案:

解題說明:
solution


問題 #54
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.

答案:

解題說明:
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


問題 #55
Get the list of pods of webapp deployment

答案:A


問題 #56
Create a pod with environment variables as var1=value1.Check the environment variable in pod See the solution below.

答案:

解題說明:
kubectl run nginx --image=nginx --restart=Never --env=var1=value1
# then
kubectl exec -it nginx -- env
# or
kubectl exec -it nginx -- sh -c 'echo $var1'
# or
kubectl describe po nginx | grep value1


問題 #57
......

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