It is the electronic circuity within a computer where the operations of data and information are controlled and where programs are executed.

These are set of guidelines and rules to follow when using the hardware, the software applications, and the data.

These are the facts and facet of records that we input into the computer.

It is the physical equipment that implements the data processing so that useful information may come as result.

It converts electronic data produced by the computer system and displays them in a form that use can understand.