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

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Chapter 2 Working on the Command Line

One of the more amazing features of Linux is the vast number of command-line utilities. There are literally thousands of commands, each of which is designed to perform a specific task. Having so many commands provides a great deal of flexibility, but it also makes the process of learning Linux a bit more daunting.

The goal of this chapter is to introduce you to some of the more essential command-line utilities. You learn commands used to manage files and directories, including how to view, copy, and delete files. You also learn the basics of a powerful feature called regular expressions, which allows you to view and modify files using patterns. This chapter introduces some of the more commonly used file-compression ...

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