Exton|OS
Exton|OS 64 bit based on Ubuntu/Debian with KDE Plasma 5.27.10
... the disc (DVD/CD) or USB stick. You'll need at least 4 GB RAM to run Exton|OS that way. I.e. super fast!
USB installation
To enable persistence you can install Exton|OS to a USB stick in the same way as a hard drive installation. You can use Refracta Installer. Read my INSTRUCTION at http://www.exton.net/?page_id=585
ANDROID STUDIO
You can emulate different Android systems (with GAPPS). If you have plenty of RAM you can do it live. I.e. while running Exton|OS from a USB stick.