Unix and Linux: Visual QuickStart Guide, Fourth Edition

Chapter 3. Working with Your Shell

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• Discovering which shell you’re using

• Understanding shells and options

• Changing your shell

• Changing your shell temporarily

• Using completion in the bash shell

• Viewing session history in the bash shell

• Using completion in the zsh shell

• Viewing session history in the zsh shell

• Changing your identity

• Fixing terminal settings

• Exiting the shell

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When you access a Unix system, the first thing you see is the prompt, called the shell prompt, which is where you interact with Unix. The shell determines how easily you can enter and reenter commands and how you can control your environment. What’s cool about Unix is that you’re not stuck with one shell—that is, on most systems you can ...