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Cambridge AS & A Level Computer Science

15.1Processors, parallel processing and virtual machines

Processors, parallel processing and virtual machines in Cambridge AS & A Level Computer Science: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic67 practice questions3 lessons

Learning objectives

What the syllabus expects you to be able to do.

  1. 15.1.1Compare RISC and CISC processors, including interrupt handling and the use of pipelining and registers.
  2. 15.1.2Describe the four basic computer architectures (SISD, SIMD, MISD, MIMD) and massively parallel computers.
  3. 15.1.3Explain virtual machines, with their benefits and limitations.

Lessons

  • Parallel processing and computer architectures

    40 min

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  • RISC and CISC processors and pipelining

    45 min

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  • Virtual machines

    35 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Processors, parallel processing and virtual machines: sample question

1 mark

Which is an example of a MIMD computer?

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