The Certified Kubernetes Administrator (CKA) program provides assurance that CKAs have the skills, knowledge, and competency to perform the responsibilities of Kubernetes administrators.
Certified Kubernetes Administrator (CKA)




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

Understand how to monitor applications
Manage container stdout & stderr logs
Troubleshoot application failure
Troubleshoot cluster component failure
Troubleshoot networking

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

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

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
Candidates have 2 hours to complete the tasks.
Candidates who register for the Certified Kubernetes Administrator (CKA) exam will have 2 attempts (per exam registration) to an exam simulator, provided by Killer.sh.
The exam is based on Kubernetes v1.26
The CKA exam environment will be aligned with the most recent K8s minor version within approximately 4 to 8 weeks of the K8s release date