Bash
Common shell type The most commonly used bash command 1.echo: similar to print $echo 'Welcome to Bash' 2.date:display the current date and time $date 3.cal:display the calendar of the current month $cal Notes: Ctrl+L or clear to clean the command line 4.pwd:display the current working directory 5.ls: list the contents of the directory Parameters 5.1 ls -a:For listing all the hidden files in a folder 5.2 ls -l:Prints out a longer and more detailed listing of the files...