📝 Analog to Analog Conversion

📖 From Data Communication & Networks • 5. Analog Transmission • 68 questions available

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

🔄 Last updated: 2026-06-29

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📝 Sample Questions

Q1. What is analog-to-analog conversion?

🔹 A. The process of converting digital data to analog signals

🔹 B. The process of converting analog data to digital signals

🔹 C. The process of converting one analog signal to another analog signal

🔹 D. The process of converting digital data to digital signals

💡 Difficulty: easy | ✅ Correct: C

Q2. Why is analog-to-analog conversion needed?

🔹 A. To convert analog signals to digital for processing

🔹 B. To shift analog signals to different frequency bands for transmission

🔹 C. To reduce the bandwidth of analog signals

🔹 D. To eliminate noise from analog signals

💡 Difficulty: medium | ✅ Correct: B

Q3. What is the difference between FM and PM?

🔹 A. In FM, the frequency change is proportional to the amplitude of the modulating signal; in PM, it's proportional to the derivative

🔹 B. In PM, the frequency change is proportional to the amplitude of the modulating signal; in FM, it's proportional to the derivative

🔹 C. They are exactly the same

🔹 D. FM uses amplitude variation; PM uses phase variation

💡 Difficulty: hard | ✅ Correct: A

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