Practice Frame Allocation Schemes (21.3) - Page Frame Allocation and Thrashing

Practice: Frame Allocation Schemes

Lesson 21.3Page Frame Allocation and Thrashing

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9 questions

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2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is fixed allocation?
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Think about equal distribution of frames.
Question 2.
Define thrashing.
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Consider what happens when there's not enough memory.
3Question 3.
What is the main goal of frame allocation?
- To equally distribute memory frames
- To optimize memory usage for efficient process execution
- To maximize the number of processes in memory
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Think about the purpose of memory management.
4Question 4.
True or False: Thrashing occurs when a process has too many frames allocated to it.
- True
- False
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Consider what happens when memory is constrained.
Question 5.
You have 200 frames and three processes: P1 needs 120 frames, P2 needs 60, and P3 needs 30. How would you allocate frames using both fixed and proportional allocation? Describe the implications of your choices.
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Consider the process sizes when thinking about allocation.
Question 6.
Discuss a real-world scenario where thrashing occurs and suggest ways to manage it effectively. How would you use the working set model to approach this situation?
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Think about how businesses manage multiple tasks or resources.

5 more questions in this section. Enroll free to practise them all.