A computer system has three main components which is hardware, software and people
The computer itself-and its associated equipment.
The instructions that tell computer what to do. Software is also referred to as programs. More specifically, a program is a set of step-by-step that direct computer to do the task wanted and produces desire results.
A computer programmer is a person who write programs. Most of us simply use computer software written by someone else. This means were are users or people who purchase and computer software.
Computer is a machine that accepts data(input) and process it into useful information(output). A computer system consists of four main areas of data of handling which is input, processing, output and storage.