bash
(Bourne Again Shell)sh
(Bourne Shell)ash
(Almquist Shell)dash
(Debian Almquist Shell)csh
(C Shell)tcsh
(TENEX C Shell)zsh
(Z Shell)/etc/passwd
mateusza:x:1000:1000:Mateusz A.,,,:/home/mateusza:/bin/bash
^^^^^^^^^
Zmiana shella: chsh
if
, for
, while
, break
, continue
, return
, exit
)alias
, unalias
)declare
, export
, let
)echo
, true
, false
)history
, hash
, cd
)