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== Introduction ==
[[Image:hostmachine.png|thumb|right|300px|The c7host Linux server will run virtualization software to install and run 3 virtual machines (installed in lab2). ]]
A '''virtual machine''' is a software simulation of a computer which can be used as though it were actual hardware. It's possible to run multiple virtual machines on one computer, reducing hardware requirements and introducing flexibility. Some common uses of virtualization include:
In both cases, the boot media (which you used to load the installation software) and the installation source (the software that got installed) were the same: your DVD provides both. However, the CentOS (and most other Linux distributions) permits you to use any combination of boot media and installation media:
== Objectives ==
