Linux For Dummies Quick Reference, 3rd Edition, takes you straight to the heart of this revolutionary new operating system from selecting and installing the right version to handling standard networking and system administration tasks. The book features an alphabetical listing of common shell commands, keyboard shortcuts for working with e-mail and the X-Window system, and tons of tips on how to handle DOS, Windows, Mac, and UNIX files. And the book's special lay-flat binding means that the information you need is always right at your fingertips.