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25-Comp-A5 Operating Systems: May 2017

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 Dynamic-Priority Scheduling and SJF
  2. Question 2 Address Translation and Demand Paging
  3. Question 3 Critical Section Problem
  4. Question 4 File Allocation and Free-Space Management
  5. Question 5 Deadlocks
  6. Question 6 Disk Scheduling, Thrashing, Fragmentation
  7. Question 7 Priority Inversion, Protection, Multiprocessor Scheduling, Address Binding

Start with Question 1 →

98-COMP A-5 Operating Systems — National Examinations, May 2017. 3 hours, closed book (one approved pocket calculator only). Candidates were instructed to answer any five of the seven questions; all seven are answered below as a complete study resource.

Reference texts: Silberschatz, Galvin & Gagne, Operating System Concepts (10th ed.) — CPU scheduling (ch. 5), process synchronization/monitors (ch. 6–7), deadlocks (ch. 8), memory management/paging (ch. 9–10), mass-storage/file-system implementation and disk scheduling (ch. 11–12); Tanenbaum, Modern Operating Systems (5th ed.), corroborating chapters on scheduling, virtual memory and file systems.