This unit is designed to help you answer the question “What is a computer”?
A computer is so much more than a “box”, a screen and a keyboard and mouse. A computer can be a laptop, a tablet -
A computer is best described as:
an electronic device that
has data put into it (input)
which it then does something to (process)
following a set of instructions (program)
to produce something (output)
that can be stored
The words in red are key to understanding how computers work. Use the links below to find out more about them, and other linked topics:
Knowing what all the parts are and do is only half way to understanding What a Computer Is and how it Works.
You also need to know how they store and communicate data -