📝 Transmission Modes

📖 From Data Communication & Networks • 4. Digital Transmission • 23 questions available

Practice MCQs for Transmission Modes. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-06-28

Easy Questions

Medium Questions

Hard Questions

Q1. What is the primary advantage of parallel transmission?

🔹 A. It is more reliable.

🔹 B. It requires less cabling.

🔹 C. It is faster than serial transmission.

🔹 D. It is cheaper to implement.

💡 Difficulty: easy | ✅ Correct: C

Q2. What are the three subclasses of serial transmission?

🔹 A. Parallel, Asynchronous, Synchronous

🔹 B. Asynchronous, Synchronous, Isochronous

🔹 C. Parallel, Synchronous, Isochronous

🔹 D. Asynchronous, Parallel, Isochronous

💡 Difficulty: medium | ✅ Correct: B

Q3. What is the primary challenge of parallel transmission over long distances?

🔹 A. It is too slow.

🔹 B. It is susceptible to noise.

🔹 C. Synchronization between the multiple wires becomes difficult.

🔹 D. It requires complex hardware.

💡 Difficulty: hard | ✅ Correct: C

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