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25-Comp-A5 Operating Systems: December 2014

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

  1. Question 1 CPU Scheduling and Real-Time Priority
  2. Question 2 Paging and Virtual Memory
  3. Question 3 Protection, Security, and Disk Scheduling
  4. Question 4 Deadlocks, Starvation, and File Sharing
  5. Question 5 Critical Section Analysis, Monitors, and Semaphores
  6. Question 6 Virtual Memory, Effective Access Time, and Locality
  7. Question 7 Free Space Management, Resource Optimality, Shared Files, and Real-Time Classification

Start with Question 1 →

98-COMP A-5 Operating Systems — National Examinations, December 2014. 3 hours, closed book, 100 marks. 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.) — scheduling (ch. 5), process synchronization/monitors (ch. 6–7), deadlocks (ch. 8), memory management/paging (ch. 9–10), file systems and disk scheduling (ch. 11–12); Tanenbaum, Modern Operating Systems (5th ed.), corroborating chapters on scheduling and file systems.