Practice Priority-based Scheme In Frame Allocation (21.4.3)

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6 sample questions

Question 1.
What is fixed allocation?
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Think about equal distribution.
Question 2.
Define thrashing.
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Consider the problems of memory management.
3Question 3.
What does fixed allocation mean?
- Equal allocation of frames to processes
- Dynamic allocation based on process needs
- Allocation based only on priority
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Think of uniform distribution.
4Question 4.
True or False: Thrashing occurs when processes have too many frames allocated.
- True
- False
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Look at what thrashing entails.
Question 5.
You have three processes with respective memory needs of 10, 20, and 30 frames, and 100 frames are available. Formulate a proportional allocation strategy.
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Start by calculating the total needs of the processes.
Question 6.
A system experiences thrashing due to many low-priority processes hindering performance. Suggest a resolution method.
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Think about managing process priorities effectively.

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