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#11
Sorry about that - I just never know how detailed to get.
You probably have better things to do than play with a program that you might not use again - but VirtualBox is one of many programs that will let you create an entire computer and run it just like it was another program on your main computer.
This is a very old 2009 version of VirtualBox - but maybe it will give you an idea where I was headed with my advice: