📝 Delta Modulation(DM) technique converting analog data to digital signals

Q1. What does DM stand for in digital communication?

💡 Difficulty: easy | ✅ Correct: C

Q2. Given a sinusoidal input \\( x(t)=A\\sin(2\\pi ft) \\), if the step size \\( \\Delta \\) is set to half the peak‑to‑peak amplitude, what type of distortion dominates?

💡 Difficulty: medium | ✅ Correct: C

Q3. Derive the condition for slope overload in DM given input slope \\( m \\) and step size \\( \\Delta \\) with sampling period \\( T_s \\). Which inequality must hold for overload?

💡 Difficulty: hard | ✅ Correct: A