A command-line interface or command language interpreter (CLI), also known as command-line user interface, console user interface, and character user interface (CUI), is a means of interacting with a computer program where the user  (or client) issues commands to the program in the form of successive lines of text (command lines).

A command-line interface or command language interpreter (CLI), also known as command-line user interface, console user interface, and character user interface (CUI), is a means of interacting with a computer program where the user  (or client) issues commands to the program in the form of successive lines of text (command lines).