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April 5th, 2013, 12:03 PM
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Sathyabama University Syllabus Computer Science
can you please provide me question paper of computer science by Satyabama university? As per your need here we are giving question paper of Satyabama university. What is the need for modulation? 2. What is meant by frequency scintillation? 3. Plot the spectral representation of FM. 4. What is Carson’s rule? 5. Define Nyquist sampling rate. 6. What are the errors present in the Delta modulation? 7. Give examples of ASK signals. 8. What is ISI? 9. What is frequency hopping? 10. Differentiate Block code & Cyclic code. PART – B (5 x 12 = 60) Answer All the Questions 11. Explain the working principle of linear modulator for generating AM. (or) 12. Explain the principle of operation of double super heterodyne AM receiver with block diagram. 13. Explain about Armstrong FM transmitter with Relevant block diagram. (or) 14. Write about FOSTER SEELY discriminator for Frequency modulation. 15. Explain about (a) TDM (4) (b) FDM (4) (c) Quadrature Multiplexing (4) (or) 16. With neat block diagram write about PCM scheme. 17. Compare performance of digital modulation systems Based on probability of error. (or) 18. Explain about generation and detection of PSK. 19. Explain about direct sequence spread spread spectrum. (or) 20. Apply Shannon – Fano coding procedure for the Message ensemble. Subject:- principle of comminicationengineering. 1. What are the limitations of AM? 2. List the merits and demerits of SSB. 3. What is meant by FM threshold reduction? 4. What are the demerits of simple slope detector? 5. State sampling theorem. 6. Mention the application of PCM. 7. What is meant by coherent detection? 8. Write the probability of error equation for QPSK. 9. Define the term entropy. 10. State channel capacity theorem. Rest of questions given in provided attachment file. Last edited by Neelurk; February 22nd, 2020 at 02:26 PM. |