CAPE Computer Science Unit 2 · 2016 · Paper 2 · Question 6(g)
Identify three components of a process control block (PCB).
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Practise this questionOther parts of this question
- 6(a)(i)Explain the term virtual memory.[2 marks]
- 6(a)(ii)Explain the term paging.[2 marks]
- 6(a)(iii)Explain the term thrashing.[2 marks]
- 6(b)Explain how excessive paging affects a computer system.[2 marks]
- 6(c)State the role of device drivers in an operating system.[3 marks]
- 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.[5 marks]
- 6(e)Distinguish between a multiuser system and a batch processing system.[4 marks]
- 6(f)Besides passwords, outline one method by which files can be protected.[2 marks]
More practice: the rest of this paper · more Operating System Functions and Architecture questions · all CAPE Computer Science Unit 2 past papers