📝 Driver registration of Linux system

📖 From Operating System • 18. The Linux System • 10 questions available

Practice MCQs for Driver registration of Linux system. 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 command directly inserts a compiled kernel module file into the running Linux kernel without resolving dependencies?

🔹 A. insmod

🔹 B. lsmod

🔹 C. rmmod

🔹 D. modprobe

💡 Difficulty: easy | ✅ Correct: A

Q2. Why does the GPL license requirement affect the distribution of third‑party kernel modules?

🔹 A. It forces all code to be open source, preventing proprietary drivers from being added to the kernel.

🔹 B. It allows proprietary modules to be loaded without source disclosure.

🔹 C. It requires that any module linked against the kernel must also be released under the GPL, ensuring source code availability.

🔹 D. It has no impact on module distribution because modules run in user space.

💡 Difficulty: medium | ✅ Correct: C

Q3. What is a primary security concern when loading a third‑party kernel module into a production system?

🔹 A. The module may consume excessive CPU resources, slowing the system.

🔹 B. The module runs with full kernel privileges, so bugs or malicious code can compromise the entire OS.

🔹 C. The module can only access its own allocated memory, limiting impact.

🔹 D. The module is sandboxed by the kernel, preventing any security issues.

💡 Difficulty: hard | ✅ Correct: B

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🔗 Related Topics

📝 Linux History 📝 The Linux kernel 📝 The Linux system 📝 Linux distributions 📝 Linux licensing

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