Answer 1

To become a web developer, you should know what kind of web developer you want to become

https://css-tricks.com/job-titles-in-the-web-industry/

once you have decided, then follow the below article

https://medium.freecodecamp.org/my-journey-to-becoming-a-web-developer-from-scratch-without-a-cs-degree-2-years-later-and-what-i-4a7fd2ff5503