Question: Discuss memory management in operating system. (3 marks) Explain the fundamental differences between internal fragmentation and external fragmentation (4 marks) One solution to the problem

  1. Discuss memory management in operating system.

(3 marks)

  1. Explain the fundamental differences between internal fragmentation and external fragmentation

(4 marks)

  1. One solution to the problem of external fragmentation is compaction. Discuss the importance of compaction, the advantage and disadvantage.

(3 marks)

  1. Discuss the purpose of swapping.

(4 marks)

  1. Based on the information given, indicate which memory blocks are allocated to each of the three arriving jobs.

  1. Use the best-fit algorithm

(3 marks)

  1. Use the first-fit algorithm

(3 marks)

JOB 1 = 690K BLOCK 1 = 900K

JOB 2 = 275K BLOCK 2 = 910K

JOB 3 = 760K BLOCK 3 = 300K

(Note: Draw suitable diagram to support your answer)

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