GA4 is going to replaces Universal Analytics (previous free version of Google Analytics). GA4 is a completely different tool. It has some similarities with Universal Analytics but not much. This course is focused on GA4 mastery
We can provide you a site to practice what you learn. We even have a course in the membership that will help you build your own site/WordPress blog to practice. Each course has practical material so you can apply the learning as you go through the content.