Linux

Linux is an open-source operating system created by Linus Torvalds in 1991. Linux distributions, or software applications that add functionality to the Linux kernel and OS, are widely available online. The most common distributions of Linux include Ubuntu, Mint Linux, Mageia, Fedora, and Debian.

Ubuntu
Ubuntu is currently the most widely used desktop distribution of Linux. It includes a Unity interface designed for users new to the Linux operating system.

Links/Sources
jlabdaq: Linux Installation: http://jlabdaq.pcs.cnu.edu/wiki/index.php/Linux_Installation

Ubuntu Download: http://www.ubuntu.com/download