E-learning module "Linux Basics"
Shells
- Programs are launched in a so called shell.
- A shell has also built-in commands.
- A shell is the lowest system level software a user interacts with.
- You can program a shell!
There are various (old and not so old) shells on Linux.
Examples:
That is why we focus on the bash shell.
Examples:
- Bourne Shell (sh)
- C Shell (csh)
- Korn Shell (ksh)
- Z-Shell (zsh)
- Bourne Again Shell (bash)
That is why we focus on the bash shell.
$HOME/.bashrc → This script is executed at login.
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