5. Analog Transmission - Data Communication & Networks

📖 From Data Communication & Networks • 203 questions available

Practice MCQs for 5. Analog Transmission. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-06-29

Easy Questions

Medium Questions

Hard Questions

Q1. Which of the following is the process of changing the characteristics of an analog signal based on information in digital data?

🔹 A. Analog-to-analog conversion

🔹 B. Digital-to-analog conversion

🔹 C. Analog-to-digital conversion

🔹 D. Digital-to-digital conversion

💡 Difficulty: easy | ✅ Correct: B

Q2. An analog signal has a bit rate of 8000 bps and a baud rate of 1000 baud. How many bits are carried by each signal element?

🔹 A. 2 bits/baud

🔹 B. 4 bits/baud

🔹 C. 8 bits/baud

🔹 D. 16 bits/baud

💡 Difficulty: medium | ✅ Correct: C

Q3. Which of the following correctly describes the relationship between FM and PM?

🔹 A. FM and PM are identical in all aspects

🔹 B. In FM, frequency change is proportional to amplitude; in PM, frequency change is proportional to the derivative of amplitude

🔹 C. In FM, amplitude changes with frequency; in PM, amplitude changes with phase

🔹 D. FM uses amplitude modulation while PM uses phase modulation

💡 Difficulty: hard | ✅ Correct: B

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