04 - Operating Systems and Computer Architecture

Using computers is simpler than ever. Today the predominant way to use a computer is the touch screen, such as those on your smartphones. However the way we interact with computers has changed a great deal. Initially computers were programmed by design, then plugs and switches, cards, then keyboards and command line interfaces, which lead to the windowed graphical user interface before the touch screen.

The history of computers, and human computer interaction...

Birth of modern computing ...