AQA A LEVEL COMPUTER SCIENCE - 4.6 FUNDAMENTALS OF COMPUTER SYSTEMS WITH

AQA A LEVEL COMPUTER SCIENCE -
4.6 FUNDAMENTALS OF COMPUTER
SYSTEMS WITH LATEST UPDATE




Interpreter - correct answer-A program for translating a high level language by
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vreading each statement in the source code and immediately performing this action
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Operating system role - correct answer-To manage the hardware resources in order
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to provide for an orderly and controlled allocation of the processors, memories and
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I/O devices among the various programs competing for them and manage the
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storage of data. It hides the complexities of the hardware from the user.
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Stand-alone computer - correct answer-A computer not networked, requiring its own
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printer and other peripherals plus its own installation of application software.
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System software - correct answer-A program that manages the operation of a
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computer.
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Virtual machine - correct answer-The apparent machine that the operating system
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presents to the user, achieved by hiding the complexities of the hardware behind
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layers of operating system software.
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