Derive Equation for AM wave.
[3 marks]Explain need of modulation.
[4 marks]Compare AM, FM and PM system in detail
[7 marks]How does return to zero and non return to zero binary data forms differ?
[3 marks]Compare RS 422 and RS 423 interface standards.
[4 marks]Classify noise and explain noise in detail.
[7 marks]Describe RS 449 interface standard.
[7 marks]Define following terms i. Network Interface card ii. Companding iii. Cyclic redundancy check
[3 marks]Discuss the pre-emphasis & De-emphasis.
[4 marks]Explain frequency shift keying and application of it in detail.
[7 marks]Define methods for error detection and error correction.
[3 marks]Write a note on noise triangle with reference to FM.
[4 marks]Define data terminal and data communication equipments.
[7 marks]Explain ASK with waveforms
[3 marks]Define Serial and Encoded data formats.
[4 marks]Give basic concepts of light propagation for fiber cable design.
[7 marks]Explain FSK with waveforms
[3 marks]Discuss advantages and disadvantages of communication using optical fiber.
[4 marks]Write about SONET topology and SONET frame.
[7 marks]Define IEEE 802.6 Metropolitan Area Network
[3 marks]Describe Time Division Multiple Access.
[4 marks]Explain wireless LANs using CSMA/CA.
[7 marks]Define different network topologies.
[3 marks]Compare frequency modulation with phase modulation
[4 marks]Briefly describe OSI model architecture.
[7 marks]