NivaarExam PrepOfficial exam papers ↗

25-Comp-A5 Operating Systems: December 2013

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

  1. Question 1 CPU Scheduling and Multiprocessor Difficulty
  2. Question 2 Flawed Critical-Section Solution, Requirements, and Semaphores
  3. Question 3 Deadlock Possibility with a Single Resource Type
  4. Question 4 Fragmentation and Memory Allocation Policies
  5. Question 5 Multi-Resource Systems and Disk-Head Scheduling
  6. Question 6 File Sharing via Links and Access Control
  7. Question 7 Real-Time Scheduling, System States, Page Replacement, and Protection

Start with Question 1 →

98-COMP A-5 Operating Systems — National Examinations, December 2013. 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 (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.