Published at LXer:

Most modern computers are powerful enough to run entire operating systems within your main operating systems, which means virtual machines are more commonplace today than ever. Here's a look at the five most popular virtual machine applications. Virtual machines allow you to run one operating system emulated within another operating system. Your primary OS can be Windows 7 64-bit, for example, but with enough memory and processing power, you can run Ubuntu and OS X side-by-side within it. Earlier this week we asked you to share your favorite virtual machine application, and now we're back to highlight the five most popular picks.

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