Focused, hands-on problems for sharpening your DevOps and server-side skills. Some teach specific concepts while others mirror real-world scenarios. Every challenge includes hints, feedback, and automated solution checks.
Challenges contributed by the community members sharing their knowledge and expertise.
A Deployment is running in the platform namespace with 3 replicas. Each pod has configuration files at /app/config/. Copy those files to /home/laborant/config/ on the local machine.
A Pod is running nginx and exposed via NodePort. Copy a local HTML file into the running Pod so NGINX serves it as the default homepage using only imperative commands.
Identify and fix deprecated API versions in a Kubernetes manifest using the kubectl-convert plugin, then deploy the updated manifest.
Practice the fundamental lifecycle of a Kubernetes Pod: creation, inspection (IP, node), interaction (executing commands, checking logs), and deletion.