This unit teaches the following key areas:


  • Classify devices in terms of input and output
  • Correctly identify the input, process and output of common actions
  • Explain how ROM and RAM are used in a computer and describe how the key internal parts of a computer work
  • Describe how internal components of a computer system can affect performance
  • Summarise the needs of different users and make hardware recommendations to meet those needs

KS3 - How Computers Work

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