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Linux Essentials for Cybersecurity, First Edition by William Rothwell, Denise Kinsey

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Chapter 3 Getting Help

Because you are likely just beginning to learn Linux, the operating system will seem huge. Thousands of commands and hundreds of features are at your disposal… if you know how to use them. In fact, learning how to operate in Linux is going to put a tax on the grey matter between your ears. Fortunately, you don’t need to memorize everything.

Linux comes with a great help system. Almost every command, feature, configuration file, and service has enough documentation to help you when your brain refuses to recall that important option, setting, or value. In this chapter, you learn how to make use of this documentation.

After reading this chapter and completing the exercises, you will be able to do the following:

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