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SAMS Teach Yourself Unix in 10 Minutes by Robert Shimonski

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Root Refresher

In this lesson, we discuss commands that are used only as root. So we are all on the same page here, let's go back over what root is. It is critically important you know root and it does have two different meanings.

You Need to Be Root In this lesson, you'll take a look at some of the restricted commands that Unix system administrators use, and learn some of the other things you can do with your Unix system. The commands in this lesson are restricted to being run by the root user, but the information here will help you understand some of root's concerns and help conversations with your system administrator to make a little more sense. ...

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