Glossary: Command Line for IT: Bash and PowerShell

script

Also written: scripts, .sh, .ps1

A text file of commands that a shell runs in order: a .sh file for bash (bash name.sh) or a .ps1 file for PowerShell (pwsh name.ps1). Scripts can take arguments, make decisions and set an exit code.

Where the book teaches it

Chapter 2: Moving around and handling files
Chapter 7: Where systems log
Chapter 8: Network commands in both shells
Chapter 11: Scripting in bash and PowerShell
Chapter 13: Project: a log triage toolkit

Related terms

shebang exit code chmod +x