Yes!!.. now you dont need to install a new opertaing system
you can run UNIX on your WINDOWS and try all commands.. FREE
its just as easy as a software installation.
it is -> PC X Server - WinaXe Plus
DOWNLOAD FREE version you can run it any number of times WITH FULL FEATURES..
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link 1: DOWNLOAD FREE Unix Server (Run oN WINDOWS)
link 2: DOWNLOAD FREE Unix Server (Run oN WINDOWS)
if you want to purchase it go to following site
from site http://www.labf.com/download/download-free-x-server.html