How should be be the path to learn JavaScript? nodeJS? AngularJS? Angular7? Are they all same?

Answer 1

The stack of technologies you need to know depends on your goals and tasks.
For the front-end I recommend this article
https://css-tricks.com/developer-roadmaps/

AngularJs is the old version of Angular. If you don't have a project written with a help of it at the moment, you can skip it.