In Unix-like and some other operating systems, the pwd command (``print working directory``) is used to output the path of the current working directory. The command is a shell builtin in most Unix shells such as Bourne shell, ash, bash, ksh, and zsh. It can be implemented easily with the POSIX C functions getcwd and/or getwd. The equivalent o... Found on http://en.wikipedia.org/wiki/Pwd