Windows command-line emulator
To practice Linux commands without going to a real Linux server or installing Linux OS on your workstation, set up and use a command-line emulator for Windows.
Cmder is a software package created out of pure frustration over the absence of nice console emulators on Windows.

tip
Where to get: http://cmder.net
Documentation: https://conemu.github.io/en/TableOfContents.html