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Question 24

Optical discs are a common medium for distributing software and high-definition movies.

Describe the physical and optical mechanism used to store and read digital data on optical media, such as a DVD-ROM.

[2]
Markscheme

Hardware Questions

  1. GCSE
  2. /Computer Science
  3. /Hardware

76 exam-style questions on Edexcel GCSE Computer Science Hardware, covering Von Neumann architecture and FDE cycle, Secondary storage devices, and Embedded systems. Each one has a worked solution and a mark scheme showing where the marks go.

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