Challenges 🏆

Focused hands-on problems designed to help you hone your DevOps or Server Side skills. Some challenges are more educational, while others are based on real-world scenarios. The platform provides hints and feedback for each challenge, including automated solution checks.

Pro Tip: Use filters by category, difficulty, and tags to find challenges that match your proficiency level and interests, or explore our Skill Paths for a more guided learning experience.

Challenge, Hard, on Containers, Kubernetes

Copy Files To/From a Running Kubernetes Pod: a Distroless Image Case

Practice copying files to/from running Kubernetes Pods that don't have a shell or other command line tools installed.

#kubectl #distroless #debugging

Challenge, Easy, on Containers, Kubernetes

Copy Files To/From a Running Kubernetes Pod: a Simple Case

Practice copying files to/from running Kubernetes Pods to become a Kubernetes troubleshooting ninja.

#kubectl #debugging

Challenge, Hard, on Containers, Kubernetes

Edit a File in a Running Kubernetes Pod: a Tricky Case

Can you edit a file in a running Kubernetes pod? What if there is no shell inside and the container's user lacks the write permission?

#debugging #slim-images #distroless

Challenge, Easy, on Kubernetes, Containers

Send a Signal to a Kubernetes App: a Simple Case

Learn how to send a signal to an application running as a Kubernetes pod.

#debugging #kubectl #signals