Certified Kubernetes Administrator (CKA) 400 exam questions and answers
CKA Certification Exam - Kubernetes
Overview of CKA Exam Topics
The CKA exam evaluates candidates on several key domains related to Kubernetes administration:
Cluster Architecture, Installation & Configuration (25%)
Workloads & Scheduling (15%)
Services & Networking (20%)
Storage (10%)
Troubleshooting (30%)
Domains & Competencies
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
Troubleshoot cluster component failure
Troubleshoot networking
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
Awareness of manifest management and common templating tools
Cluster Architecture, Installation & Configuration - 25%
Manage role based access control (RBAC)
Use Kubeadm 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
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
