A Computer is a programmable, multipurpose Electronic machine that accepts data (e.g. raw data, facts & figures) and processes, or manipulates it into information we can use, such as summaries or totals

E.g. An automatic teller machine (ATM) computes            the deposits and withdrawals to give you the total   in your account.

 

Information processing

* Data received by a computer via its input devices

* Stored in memory prior to processing

* Data get processed

* Results sent to the output devices