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5 marksOperating System Functions and Architecture

CAPE Computer Science Unit 2 · 2016 · Paper 2 · Question 6(d)

Explain how the operating system uses interrupts when an application needs to read a special file on a disk to determine the CPU operating temperature.

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Other parts of this question

  1. 6(a)(i)Explain the term virtual memory.[2 marks]
  2. 6(a)(ii)Explain the term paging.[2 marks]
  3. 6(a)(iii)Explain the term thrashing.[2 marks]
  4. 6(b)Explain how excessive paging affects a computer system.[2 marks]
  5. 6(c)State the role of device drivers in an operating system.[3 marks]
  6. 6(e)Distinguish between a multiuser system and a batch processing system.[4 marks]
  7. 6(f)Besides passwords, outline one method by which files can be protected.[2 marks]
  8. 6(g)Identify three components of a process control block (PCB).[3 marks]

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