Glad to see you posting 3 questions here. Me, I have been using PuppyLinux for about 10 years now since 2006.
Here is my input to you. Learn all you can by reading and then doing something with the knowledge you gained from reading.
My blog
http://puppylinux-or-pcbsd.blogspot.com Look for the 10 minutes, 2 downloads, 1 USB flash Drive post. Move from MS Windows to test drive PuppyLinux or LinuxMint or GhostBSD. Give me your opinion and feedback if you have a moment. Enjoy using your computer again with the version of Linux that satisfies you.
http://www.distrowatch.com see what other linuxes are popular.
Google Fu and asking questions here will get you an answer! Even watching, searching Linux on
http://www.youtube.com
Fred Finster WB7ODY Amateur Radio operator.
Want to build linux from scratch? Checkout The Jan 13, 2017 release at
http://www.aryalinux.org