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Computers and computer systems

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Computers and processors are ubiquitous in everyday life, and they're not only found in your PC. This free course, Computers and computer systems, introduces the different parts of a computer system and their use of binary code. Using the examples of kitchen scales, a digital camera and a computer artwork the course, with the help of flowcharts, discusses how computers process data and instructions .

After studying this unit you will:

  • know what all the terms highlighted in bold in the text mean;
  • know the fundamental hardware components that make up a computer’s hardware and the role of each of these components;
  • know the difference between an operating system and an application program, and what each is used for in a computer;
  • be able to describe some examples of computers and state the effect that the use of computer technology has had on some common products;
  • be able to identify the principal components of a given computer system and draw a diagram after the style of Figures 6 and 12 in this unit to represent the data flows between them.

By: The Open University

  • Duration 20 hours
  • Updated Monday 27th July 2015
  • Intermediate level
  • Posted under Computing
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Computers and computer systems

Learning outcomes

Unit image

After studying this unit you will:

  • know what all the terms highlighted in bold in the text mean;

  • know the fundamental hardware components that make up a computer’s hardware and the role of each of these components;

  • know the difference between an operating system and an application program, and what each is used for in a computer;

  • be able to describe some examples of computers and state the effect that the use of computer technology has had on some common products;

  • be able to identify the principal components of a given computer system and draw a diagram after the style of Figures 6 and 12 in this unit to represent the data flows between them.

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