📝 Implementing a Monitor Using Semaphores in Process synchronization

📖 From Operating System • 5. Process Synchronization • 47 questions available

Practice MCQs for Implementing a Monitor Using Semaphores in Process synchronization. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-07-09

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📝 Sample Questions

Q1. What is the purpose of the next semaphore in the monitor implementation using semaphores?

🔹 A. To ensure mutual exclusion

🔹 B. To suspend signaling processes

🔹 C. To count waiting processes

🔹 D. To initialize condition variables

💡 Difficulty: easy | ✅ Correct: B

Q2. In the x.wait() implementation, what happens after incrementing x_count?

🔹 A. The process waits on x_sem immediately

🔹 B. The process checks if next_count > 0

🔹 C. The process signals mutex and waits

🔹 D. The process decrements x_count

💡 Difficulty: medium | ✅ Correct: B

Q3. In the x.signal() implementation, what is the value of next_count after completing the operation?

🔹 A. Incremented by 1

🔹 B. Decremented by 1

🔹 C. Unchanged

🔹 D. Set to 0

💡 Difficulty: hard | ✅ Correct: C

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🔗 Related Topics

📝 Computer System Architecture 📝 Computer System Organization 📝 Computing Environments 📝 Kernel Data Structures 📝 Memory Management

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