.represents
the current directory
..represents the previous directory, the parent directory of the current directory
- represents the previous directory, which directory did I cd from just now
~ represents the current user's home directory
/ represents the root directory
$ command line prompt for ordinary users
# Command line prompt for root user
* universal match
..represents the previous directory, the parent directory of the current directory
- represents the previous directory, which directory did I cd from just now
~ represents the current user's home directory
/ represents the root directory
$ command line prompt for ordinary users
# Command line prompt for root user
* universal match