Question Paper: Mobile Communication And Wireless Communication : Question Paper Jun 2014 - Computer Engineering (Semester 7) | Gujarat Technological University (GTU)

Mobile Communication And Wireless Communication - Jun 2014

Computer Engineering (Semester 7)

(1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Assume data wherever required.
(4) Figures to the right indicate full marks.
1 (a) Explain three tier architecture of conventional mobile computing.(7 marks) 1 (b) Draw the Bluetooth protocol stack and explain the host controller interface.(7 marks) 2 (a) Explain call routing in GSM with block diagram.(7 marks) 2 (b) What is a mobile IP? Explain discovery, registration and tunneling with mobile IP.(7 marks) 2 (c) What is cellular IP? Establish its relationship with mobile IP.(7 marks) 3 (a) List and explain the strengths of SMS.(7 marks) 3 (b) Draw and explain GPRS architecture.(7 marks) 3 (c) Explain routing between PLMNs for GPRS system.(7 marks) 3 (d) What is WAE? Draw its model with client, gateway and server.(7 marks) 4 (a) Discuss the WAP gateway for coding and encoding.(7 marks) 4 (b) What is spread spectrum technology? Compare it with narrow band.(7 marks) 4 (c) How authentication is possible in wireless LAN? List and discuss the possible attacks on such networks.(7 marks) 4 (d) Define Mobile Ad hoc Networks. Discuss its characteristics and limitations.(7 marks)

Attempt any four:

5 (a) RFID.(4 marks) 5 (b) BSS.(4 marks) 5 (c) Handover in GSM.(4 marks) 5 (d) Application and tunnelling modes in GPRS.(4 marks) 5 (e) WiFi v/s WiMax.(4 marks) 5 (f) Role of Mobile Computing OS.(4 marks)

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