Linux command----Shell

Shell: The command interpreter executes the corresponding command according to the command entered.

See which shells are under the current system:

Cat/etc/shells

View the shell that is currently in use by the system

Echo $SHELL

Common shell

/bin/sh "has been replaced by/bin/bash."

/bin/bash "Linux default Shell"

/bin/ksh "KornShell can interactively execute commands from the terminal keyboard or from a file"

/BIN/TCSH "Integrated C shell for more features"

/bin/csh "has been replaced by TCSH."

/bin/zsh "more powerful shell based on Ksh"

Linux command----Shell