WindowsXP Command Prompt
Back in the heyday of text-based operating systems like Unix and DOS, the command prompt was the operating system, and not knowing how to use it meant that you could not really use your system. The command prompt, a purely text-driven interface, is still present at the core of Windows XP, and it contains many options that are not otherwise accessible without third-party software, but which most 'experts' could not live without. Keyboard's ready? Let's begin!