1. Write detailed notes on digital communication.
2. What do you mean by signal? What are types of signal? Describe signal propagation and signal parameter?
3. Write down the factor that affects Transmission?
4. What do you mean by attenuation? What are its type?
5. Describe effects of limited bandwidth, delay distortion ad noise.
6. Describe Nyquist’s and Shannon’s theorem
7. What is Network? What are types of network? Explain LAN, MAN, WAN with suitable example of each.
8. What is topology? What are its type? Describe each of them in details with suitable diagrams.
9. What are types of communications? Describe each of them in detail.
10. Write short notes on Asynchronous and synchronous communication
11. Describe modes of communications simplex, half duplex, full duplex with suitable diagram
12. Describe ISO OSI reference model with diagram, explain functionality of each layers.