Computer Sub-Systems (Cambridge (CIE) IGCSE Computer Science)

Exam Questions

12 mins3 questions
13 marks

Identify three of the component parts after a problem has been decomposed.

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2a3 marks

State three sub-systems of a computer.

2b2 marks

Describe how the use of sub-systems can help in troubleshooting problems within a computer system.

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34 marks

A satellite navigation system is an example of a computer system that is made up of sub-systems.

Part of a satellite navigation system:

  • allows the user to enter details for a new destination or select a previously saved destination

  • displays directions in the form of a visual map or as a list.

Draw a structure diagram for this part of the satellite navigation system.

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