Command-line

The command-line, also known console or terminal allows you to interact with computer programs by typing instructions for the computer to execute.

Starting the command-line

Windows

Press the windows button and R

Alternatively, you can open the start menu > Run > type 'cmd' and press OK

This will open a screen with some text and a blinking cursor.

OS X and Linux

Open the program "Terminal"

This will open a screen with some text and a blinking cursor.