Kubernetes Course – Certified Kubernetes Administrator Exam Preparation (2026 Update)

By freeCodeCamp.org
Published: Feb 10, 2026

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Learn Kubernetes and prepare to pass the Certified Kubernetes Administrator (CKA) examination. This course is designed to provide a deep, practical understanding of Kubernetes administration, from foundational concepts to advanced troubleshooting.

?? The Linux Foundation provided a grant to make this course possible.

Use code FREECODECAMP to get 30% off training, certifications, and bundles from Linux Foundation.

https://training.linuxfoundation.org/

? All commands and code from the course: https://www.freecodecamp.org/news/prepare-for-the-kubernetes-administrator-certification-and-pass

Course developed by ?@beau?

?? Course Contents ??
?? 0:00:00 Introduction

?? 0:06:23 Kubernetes Fundamentals and Lab
– Understanding the Kubernetes Architecture
– Core Kubernetes Objects
– Setting Up Your CKA Practice Environment

?? 0:22:09 Cluster Architecture, Installation & Configuration
– Bootstrapping a Multi-Node Cluster with kubeadm
– Managing the Cluster Lifecycle
– Implementing a Highly-Available (HA) Control Plane
– Managing Role-Based Access Control (RBAC)
– Application Management with Helm and Kustomize
– Extending Kubernetes

?? 0:55:23 Workloads & Scheduling
– Mastering Deployments
– Configuring Applications with ConfigMaps and Secrets
– Implementing Workload Autoscaling
– Advanced Pod and Container Configuration
– Advanced Scheduling

?? 1:26:04 Services & Networking
– Pod-to-Pod Connectivity
– Kubernetes Services
– Ingress and the Gateway API
– Network Policies
– CoreDNS

?? 1:43:45 Storage
– Volumes, PersistentVolumes (PV), and PersistentVolumeClaims (PVC)
– Volume Configuration
– StorageClasses and Dynamic Provisioning

?? 1:55:31 Troubleshooting
– The Troubleshooting Methodology
– Troubleshooting Applications and Pods
– Troubleshooting Cluster and Nodes
– Troubleshooting Cluster Components
– Troubleshooting Services and Networking
– Monitoring Cluster and Application Resource Usage

?? 2:04:56 Conclusion

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