BASH - Bourne Again Shell

BASH (Bourne Again Shell)  Free Software Unix Shel written for the GNU Project by Brian Fox

- Interface with the actual Linux Operative System in the form of text
           It is the default shell in most of the distributions and it sums of the best features of Bourn Shell, KornShell and CSShell

- Works as Process Controller

- Command Interpreter

- Script Support

- Arithmetic of integers in any base

Quick Linux Characteristics

- Open Source Unix Clone

- Safe and stable

- Multi-user

- Multi-task

- Modulate

- Independence between the graphical environment and kernel