Build a service, control it, and check what it actually does.
Start after Linux Foundations. Give a supplied program a service name, control its running state, and give it private service data. Then rebuild a different reporter service with fewer prompts. Three chapters are available; later lessons remain in development.
4 published lessons across 3 chapters. Every lab runs on a real virtual machine in your browser, and checks your work on the machine itself.
Give a program a service name.
Control the running service.
Give the service only the access it needs.
Build and operate services has 4 published lessons, spread across 3 chapters.
No. Every lab boots a real virtual machine in your browser, with a real Linux shell. There is nothing to install, and nothing on your own machine to break.