

Virtual Machines
Do you have experience using different operating system environment on your computer at once.
Virtual machines is the answer for it.
When you use virtual machine software you can use lot of operating system on your default operating system. If you have boot your machines from windows xp, you can install other operating systems such as Linux, Mac OS, Fedora, Ubuntu,etc...
So try it have the experience of multiple operating system on your computer.
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VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for enterprise as well as home use. Not only is VirtualBox an extremely feature rich, high performance product for enterprise customers, it is also the only professional solution that is freely available as Open Source Software under the terms of the GNU General Public License (GPL) version 2. See "About VirtualBox" for an introduction.
Presently, VirtualBox runs on Windows, Linux, Macintosh, and Solaris hosts and supports a large number of guest operating systems including but not limited to Windows (NT 4.0, 2000, XP, Server 2003, Vista, Windows 7), DOS/Windows 3.x, Linux (2.4 and 2.6), Solaris and OpenSolaris, OS/2, and OpenBSD.
VirtualBox is being actively developed with frequent releases and has an ever growing list of features, supported guest operating systems and platforms it runs on. VirtualBox is a community effort backed by a dedicated company: everyone is encouraged to contribute while Oracle ensures the product always meets professional quality criteria.
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Deploy desktops faster and improve business continuity and disaster recovery while reducing capital and operating system costs through desktop and application virtualization. Migrate and upgrade operating systems and applications with less downtime, eliminate the need to recode, retest and recertify applications, and get more out of your existing desktop assets.
Reduce the need for IT admin staff at remote and branch offices by delivering virtual desktops to remote and temporary users while protecting corporate data. Centralize desktop management and speed up desktop deployments while reducing both operating and support costs.
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