CAPE Computer Science Unit 2 · 2011 · Paper 2 · Question 6(e)
Briefly explain how the round-robin scheduling algorithm works.
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Practise this questionOther parts of this question
- 6(a)(i)Distinguish between a 'batch processing system' and a 'multi-user system'.[4 marks]
- 6(a)(ii)Name ONE application for which a batch processing system is used.[1 mark]
- 6(a)(iii)Name ONE application for which a multi-user system would be appropriate.[1 mark]
- 6(b)Describe TWO ways in which files can be protected.[4 marks]
- 6(c)(i)State what an interrupt is.[1 mark]
- 6(c)(ii)Briefly explain how an interrupt is handled by the processor.[3 marks]
- 6(d)(i)State the term used to describe the difficulty depicted in the diagram involving Process A, Process B, Resource 1, and Resource 2.[1 mark]
- 6(d)(ii)Outline the conditions under which such an event would occur.[3 marks]
- 6(d)(iii)Explain TWO ways in which the difficulty outlined in part d(i) could be resolved.[4 marks]
More practice: the rest of this paper · more Operating System Functions and Architecture questions · all CAPE Computer Science Unit 2 past papers