CHAPTER 3
Working with the Linux Shell
In this chapter, you will learn about
• What a shell is
• Configuring the shell
• Setting a local environment
• Setting time
• Bash configuration files
• Redirection
It’s really about how you collect the data, use the data, and turn it into action.
—Lisa P. Jackson, Apple, Inc.
Linux administrators generally work within a command-line environment called the shell, instead of a graphical environment like in operating systems such as macOS and Windows; because of this, understanding command-line utilities is critical in Linux. Linux allows for different shell environments which either secure or simplify the command-line experience. A majority of Linux administration work is done using a shell, ...
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