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Computer Systems

Definition of a Computer System

Lesson ObjectivesBy the end of the lesson you should be able to:Define a computer systemState and explain the components of  a Computer System

Definition of a Computer System

A computer system refers to a collection of computer components that function as a whole to achieve a desired goal

Components of Computer Systems

Computer hardware - refers to physical tangible parts of a computer

Computer hardware is categorised into:

  • input devices
  • output devices
  • central processing unit
  • storage devices

Software - refers to a set of instructions that guides the computer to perform certain tasks

Software is categorised as:

  • System Software
  • Application software

Liveware/Orgware - refers to the computer user