Exam: Certified Kubernetes Administrator (CKA)

Achieve the CKA today – the certification that is recognized globally, vendor-neutral, and relevant across all industries.

The CKA was created by the Linux Foundation and the Cloud Native Computing Foundation (CNCF) as a part of their ongoing effort to help develop the Kubernetes ecosystem. The exam is online, proctored, performance-based test that requires solving multiple tasks from a command line running Kubernetes.

CKA includes:

✔ 12-months to schedule & take the exam
✔ Access to two exam simulation attempts
✔ Two exam attempts

This exam is an online, proctored, performance-based test that requires solving multiple tasks from a command line running Kubernetes. Candidates have 2 hours to complete the tasks.

CKA Candidate Benefits:

• Credential Recognition
• Career Advancement
• Networking Opportunities
• Cross-industry Career Opportunities

Storage 10%

• Implement storage classes and dynamic volume provisioning
• Configure volume types, access modes and reclaim policies
• Manage persistent volumes and persistent volume claims

Troubleshooting 30%

• Troubleshoot clusters and nodes
• Troubleshoot cluster components
• Monitor cluster and application resource usage
• Manage and evaluate container output streams
• Troubleshoot services and networking

Workloads & Scheduling 15%

• Understand application deployments and how to perform rolling update and rollbacks
• Use ConfigMaps and Secrets to configure applications
• Configure workload autoscaling
• Understand the primitives used to create robust, self-healing, application deployments
• Configure Pod admission and scheduling (limits, node affinity, etc.)

Cluster Architecture, Installation & Configuration 25%

• Manage role based access control (RBAC)
• Prepare underlying infrastructure for installing a Kubernetes cluster
• Create and manage Kubernetes clusters using kubeadm
• Manage the lifecycle of Kubernetes clusters
• Implement and configure a highly-available control plane
• Use Helm and Kustomize to install cluster components
• Understand extension interfaces (CNI, CSI, CRI, etc.)
• Understand CRDs, install and configure operators

Services & Networking 20%

• Understand connectivity between Pods
• Define and enforce Network Policies
• Use ClusterIP, NodePort, LoadBalancer service types and endpoints
• Use the Gateway API to manage Ingress traffic
• Know how to use Ingress controllers and Ingress resources
• Understand and use CoreDNS

There are no pre-requisites for this exam.