Question Paper: Wireless Network : Question Paper Dec 2015 - Electronics & Telecomm. (Semester 8) | Mumbai University (MU)

Wireless Network - Dec 2015

Electronics & Telecomm. (Semester 8)

(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks.
1 (a) Why is power control is important in CDMA?(5 marks) 1 (b) What is the difference between an ESS and a BSS in the IEEE 802.11?(5 marks) 1 (c) Discuss two evolution paths for the GSM to offer 3G Services.(5 marks) 1 (d) What is HSDPA?(5 marks) 2 (a) Differentiate between frequency hopping and direct sequence spread spectrum.(10 marks) 2 (b) What are various states in Bluetooth System? Explain difference between them.(10 marks) 3 (a) What is WPAN? What is the difference between WPAN and WLAN? Name two example technologies for WPAN.(10 marks) 3 (b) What is WAP? Discuss WAP architecture in brief.(10 marks) 4 (a) What is the UMTS? List important features of the UMTS air interface.(10 marks) 4 (b) Discuss forward and reverse link channels in the CDMA 2000.(10 marks) 5 (a) Explain Bluetooth protocol stack.(10 marks) 5 (b) Explain sensor network protocol stack in detail.(10 marks) 6 (a) Explain link budget analysis and requirements of wireless networks.(10 marks) 6 (b) Discuss WiMAX. What are the main differences between the IEEE 802.116 (Wi-Fi) and WiMAX?(10 marks)

Write short notes on:

7 (a) IEEE Project 802.(10 marks) 7 (b) RFID(10 marks)

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