This is the suite's regression gate. Answer every question, then run the suite. Wrong answers show an explanation — read it, then re-run. In this course, like on a real team, you don't merge on a red build.
01.ConfigReader.get() checks System.getProperty(key, …) first so that…
That fallback line is how CI points one suite at dev, staging, or prod. Quietly the most professional line in the course.
02.With on: push in the workflow file, your tests run…
That's the whole point of CI: nobody has to remember. Add workflow_dispatch for a manual button and cron for nightly.
03.Tests pass locally but fail only in CI. The #1 suspect from this course:
Headless defaults to a small viewport; sites render mobile layouts and elements move. The lesson pre-solved this mystery for you.