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Linux® Quick Fix Notebook by Peter Harrison

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Chapter 9. Linux Users and sudo

Before we proceed, it would be best to cover some basic user administration topics that will be very useful in later chapters.

Adding Users

One of the most important activities in administering a Linux box is the addition of users. Here you’ll find some simple examples to provide a foundation for future chapters. It is not intended to be comprehensive, but is a good memory refresher. You can use the command man useradd to get the help pages on adding users with the useradd command or the man usermod to become more familiar with modifying users with the usermod command.

Who Is the Super User?

The super user with unrestricted access to all system resources and files in Linux ...

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