Question: 1. Discuss about analog-to-digital conversion. Explain the Sampling, Quantizing andEncoding process with the neat diagram. 2. Explain the process of pulse code modulation (PCM) in

1. Discuss about analog-to-digital conversion. Explain the Sampling, Quantizing andEncoding process with the neat diagram.

2. Explain the process of pulse code modulation (PCM) in detail. Discuss the role ofsampling, quantization, and encoding in converting analog signals to digital form.Highlight the advantages and limitations of PCM.

3. Compare and contrast the various line coding schemes used in digital datatransmission, such as unipolar, polar, Manchester. Discuss their characteristics,advantages, and applications.

4. Describe the principles of multiplexing in network communication. Explaintime-division multiplexing (TDM) and frequency-division multiplexing (FDM) indetail.

5. Discuss the concept of transmission impairment in network communication. Identifyand explain the different types of impairments, such as noise, distortion a attenuation.

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