Ubuntu comes with a LiveCD installer. You can run the operating system without changing or formatting your hard drive. I can say it's pretty awesome because there are other things you can do aside from installing the OS. I will tell you that it can even reset your windows administrator passwords.
You might not be ready to accept Linux as your desktop yet, but you can still use it to save your Windows PC-whether you need to reset passwords, recover deleted files, or scan for viruses, here's how to do it.
Funny how GUI-heavy Microsoft forces the user to use a lot of CLI. Couldn't they have thrown those DLL's into a patch rather than forcing us to install each one?
HyperVM is a very powerful and robust virtualization management software application, which helps you to manage a particular server within a servers cluster. If you forget your root password in HyperVM, it can be reset very easily using few steps shown in this tutorial.