Download Previous Year Diploma Paper of Wireless Communication 6th Sem Dec 2011 Diploma Paper
Wireless Communication Dec 2011 Diploma Question Paper
Q1. (a) Fill in the blanks 1.5×5=7.5
(i) _______ is a group of cells. (ii) __________ are caused by mobility of terminals (iii) _________ has a very high spectral efficiency. (iv) _____________ phones use SIM cards. (v) Shadowing has ________ effects.
(b) Expand the following 1.5×5=7.5
(i) SINR (ii) QPSK (iii) FEC (iv) FHSS (v) UMTS
Q2. Attempt any five questions. 5×6=30 (i) Write a short note on HSCSD? (ii) Why are so many base stations required? (iii) Write a short note on fadding? (iv) Write a short note on PSK? (v) Explain Wi-Fi. (vi) What do you mean by WLL?
Q3. Attempt any three questions. 3×10=30
(i) What do you mean by fadding? What are its different types, Explain it? (ii) Write down the advantages and disadvantages of FDMA scheme? (iii) Write down the advantages of wireless communications? (iv) Explain GSM technology? What are its features?
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