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AQA A-Level Computer Science key terms

A model of computation Key Terms

Study A model of computation with curriculum-aligned Key Terms resources, practice links, and exam-focused support.

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key terms

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Topic

A model of computation

AqaA LevelComputer ScienceTheory of computation

Key terms

  • Transition function

    A formal representation of the rules that specify how a Turing machine changes state, writes a symbol and moves its head in response to the current state and symbol read.

  • Computable

    Describes a task that can be performed by a suitable Turing machine.

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