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📝 Circuit Switched Network in Physical Layer

📖 From Data Communication & Networks • 8. Switching • 26 questions available

Practice MCQs for Circuit Switched Network in Physical Layer. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-07-31

8
Easy Questions
12
Medium Questions
6
Hard Questions

📝 Sample Questions

Q1. Which statement correctly describes a circuit-switched network?

🔹 A. Establishes a dedicated physical path for the duration of a communication session.
🔹 B. Routes each packet independently based on destination address.
🔹 C. Shares bandwidth among users using statistical multiplexing.
🔹 D. Uses dynamic bandwidth allocation per frame.

💡 Difficulty: easy | ✅ Correct: A

Q2. In a circuit-switched link employing Time Division Multiplexing (TDM) with 48 time slots, how many distinct circuits can be simultaneously supported?

🔹 A. 24
🔹 B. 48
🔹 C. 96
🔹 D. 12

💡 Difficulty: medium | ✅ Correct: B

Q3. A circuit-switched network uses FDM with each channel having bandwidth 64 kHz. If a voice channel requires 4 kHz, how many voice channels can be multiplexed onto a single physical link?

🔹 A. 8
🔹 B. 12
🔹 C. 16
🔹 D. 20

💡 Difficulty: hard | ✅ Correct: C

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🔗 Related Topics

📝 Introduction to Switching in Physical Layer📝 Three Methods of Network Switching📝 Network Switching and TCP/IP Layers📝 Three Phases of Circuit Switching Network📝 Efficiency of Circuit Switching Network
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