4. Threads in Operating System - Operating System

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Practice MCQs for 4. Threads in Operating System. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-07-08

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📝 Topics in this Chapter

📝 Sample Questions

Q1. What fundamental components constitute a thread of control?

🔹 A. Thread ID, program counter, register set, and stack

🔹 B. Process ID, heap, file descriptors, and signals

🔹 C. Thread ID, heap, register set, and program counter

🔹 D. Process ID, program counter, stack, and shared memory

💡 Difficulty: easy | ✅ Correct: A

Q2. In a multithreaded process, which components are unique to each thread rather than shared?

🔹 A. Code section and data section

🔹 B. Register set and stack

🔹 C. Open files and signals

🔹 D. Global variables and heap

💡 Difficulty: medium | ✅ Correct: B

Q3. Which of the following is NOT shared among threads belonging to the same process?

🔹 A. Code section

🔹 B. Data section

🔹 C. Open files

🔹 D. Program counter

💡 Difficulty: hard | ✅ Correct: D

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