Bash - The GNU Bourne Again Shell
From IThelp
GNU Bash is the default command interpreter on many GNU / Linux systems. Many scripts are written in Bash, and together with the other tools from GNU / Linux installation can Bash be used for many things.
Bash is also the default shell on many GNU / Linux systems. The shell receives commands from the user in a terminal or console. UiB offers Bash or tcsh as the default shell on GNU / Linux and UNIX systems. You can select shell in SEBRA.