📝 Operating System Structures

📖 From Operating System • 2. Operating System Structure • 200 questions available

Practice MCQs for Operating System Structures. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-07-04

Easy Questions

Medium Questions

100

Hard Questions

📝 Sample Questions

Q1. A modern operating system must be engineered carefully to function properly and be modified easily. The common approach to achieve this is to:

🔹 A. Write the entire system in assembly language

🔹 B. Partition the task into small components or modules

🔹 C. Use only one programming language

🔹 D. Avoid any structure

💡 Difficulty: easy | ✅ Correct: B

Q2. MS-DOS designers left the base hardware accessible because:

🔹 A. They wanted maximum performance

🔹 B. The Intel 8088 processor provided no dual mode and no hardware protection

🔹 C. They did not know how to protect it

🔹 D. Users demanded hardware access

💡 Difficulty: medium | ✅ Correct: B

Q3. MS-DOS application programs could write directly to display and disk drives because:

🔹 A. The OS was designed for maximum security

🔹 B. The interfaces were not well separated

🔹 C. The hardware prevented separation

🔹 D. Users required it

💡 Difficulty: hard | ✅ Correct: B

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🔗 Related Topics

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

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