📝 Threads and scheduling in Windows 7

📖 From Operating System • 19. Windows 7 • 13 questions available

Practice MCQs for Threads and scheduling in Windows 7. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-07-27

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📝 Sample Questions

Q1. What is the main function of the Hardware Abstraction Layer (HAL) in Windows?

🔹 A. Provides a graphical user interface

🔹 B. Hides hardware differences from upper layers

🔹 C. Manages network protocols

🔹 D. Implements the file system

💡 Difficulty: easy | ✅ Correct: B

Q2. How does thread scheduling interact with interrupt handling in the Windows kernel?

🔹 A. Interrupts are processed only after all threads finish execution

🔹 B. The scheduler can preempt a running thread to service a high‑priority interrupt

🔹 C. Interrupt handling always occurs in user mode, independent of scheduling

🔹 D. The kernel disables scheduling while an interrupt is pending

💡 Difficulty: medium | ✅ Correct: C

Q3. Why is only one version of each device driver required for a given CPU architecture in Windows?

🔹 A. Because the HAL abstracts chipset‑specific details, allowing drivers to rely on a consistent interface

🔹 B. Because Windows does not support multiple hardware configurations

🔹 C. Because drivers are written in a universal high‑level language that compiles to any chipset

🔹 D. Because the kernel automatically rewrites driver code at runtime

💡 Difficulty: hard | ✅ Correct: A

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🔗 Related Topics

📝 History of Windows 7 📝 Security in Windows 7 📝 Reliability of Windows 7 📝 Windows and POSIX application compatibility 📝 Windows 7 designed for High performance

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