CKA 출제 유형

CKA는 CNCF에서 주관하는 Kubernetes 시험이다.

 

CNCF의 Github에서는 각 시험에 대한 curriculum을 제공하고 있다.

 

시험이 해당 커리큘럼에 따라 출제가 되기 때문에 커리큘럼을 미리 파악하고 있는 것이 중요하다.

 

GitHub - cncf/curriculum: 📚Open Source Curriculum for CNCF Certification Courses

 

 

위의 CNCF CKA 커리큘럼 문서에 따라 정리한 결과는 다음과 같다.

 

 

각 카테고리에 대한 세부 사항은 아래와 같다. (2024년 9월 기준)

 

Cluster Architecture, Installation & Configuration - 25%

• Manage role based access control
• Use Kybeadm to install a basic cluster
• Manage a highly-available Kubernetes cluster
• Provision underlying infrastructure to deploy a Kubernetes cluster
• Perform a version upgrade on a Kubernetes cluster using Kubeadm
• Implement etcd backup and restore

 

Workloads & Scheduling - 15%

• Understand deployments and how to perform rolling update and rollbacks
• Use ConfigMaps and Secrets to configure applications
• Know how to scale applications
• Understand the primitives used to create robust, self-healing, application deployments
• Understand how resource limits can affect Pod scheduling
• Awarensess of manifest management and common templating tools

 

Services & Networking - 20%

• Understand host networking configuration on the cluster nodes
• Understand connectivity between Pods
• Understand ClusterIP, NodePort, LoadBalancer service types and endpoints
• Know how to use Ingress controllers and Ingress resources
• Know how to configure and use coreDNS
• Choose an appropriate container network interface plugin

 

Storage - 10%

• Understand storage classes, persistent volumes
• Understand volume mode, access modes and reclaim policies for volumes
• Understand persistent volume claims primitive
• Know how to configure applications with persistent storage

 

Troubleshooting - 30%

• Evaluate cluster and node logging
• Understand how to monitor applications
• Manage container stdout & stderr logs
• Troubleshoot application failure
• Trobuleshoot cluster component failure
• Troubleshoot networking