^bash

The GNU Bourne Again Shell 

• most common default shell for user accounts
• based on earlier bourne shell for unix but extends it in several ways

The Bourne Shell

• bash shell is based on
• not often used in Linux
• somtimes symbolic link to bash

Earlier C Shell

• fairly popular shell in some circles
• no major linux distro make it the default shell
• don't assign enviroment variables in the same way as tcsh as in bash

Orginal C Shell

• if user is familiar with csh, then tcsh makes a good substitue

The Korn Shell

• deisgned to take the best features of the Bourne Shell and the C Shell and extend them.

The Z Shell

• takes shell evolution further than the Korn Shell
• incorporates features from earlier shells and adding a little more

/bin/bash

1. terminal
2. xterm
3. konsole
4. Many More...