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📝 Dedicated computer systems

📖 From Operating System • 20. Influential Operating Systems • 10 questions available

Practice MCQs for Dedicated computer systems. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-07-27

2
Easy Questions
5
Medium Questions
3
Hard Questions

📝 Sample Questions

Q1. In what year did the Manchester Mark 1 first run successfully?

🔹 A. 1947
🔹 B. 1949
🔹 C. 1951
🔹 D. 1953

💡 Difficulty: easy | ✅ Correct: B

Q2. Why was the introduction of a stored‑program architecture considered a breakthrough over earlier fixed‑task computers?

🔹 A. It allowed programs to be changed without rewiring hardware
🔹 B. It increased the physical size of computers
🔹 C. It required manual loading of each instruction
🔹 D. It eliminated the need for any memory

💡 Difficulty: medium | ✅ Correct: A

Q3. Explain why the early stored‑program computers still required considerable manual effort to modify a program, despite having a program store.

🔹 A. Because the program store was read‑only memory
🔹 B. Because programmers had to input each instruction using front‑panel switches or punched cards
🔹 C. Because the machines could only run one program ever
🔹 D. Because there was no concept of debugging

💡 Difficulty: hard | ✅ Correct: B

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🔗 Related Topics

📝 Feature Migration in Operating Systems📝 Early Computer Systems📝 Shared computer systems📝 Overlapped I/O operating system📝 Atlas operating system
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