Description of a computer system.

A computer system is a collection of three entities namely hardware, software and live ware that work together to receive, process, manage and present information in a meaningful format.

Hardware; consists of the physical and tangible components that make up the computer system. They are classified into four categories namely input devices, central processing unit, output devices and storage devices.

Software; Refers to the set of instructions that direct a computer on what to do. Can also be referred to as the intangible components, which are also called programs or applications. They are mainly classified into two categories namely; system software and application software.

Liveware; This refers to the computer user. Other terms used are wetware, grayware, orgware or humanware. These may include users, people who make computer programs(programmers) and computer engineers. The user commands the computer system to execute an instruction, for example, copy, print, send and calculate among others.