Mobile Computing - Jun 2014

Computer Engineering (Semester 7)

TOTAL MARKS: 100
TOTAL TIME: 3 HOURS (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 architecture of Mobile Computing and also discuss security issues in Mobile Computing.(7 marks) 1 (b) Explain Wireless LAN standards and Wireless LAN architecture.(7 marks) 2 (a) Explain GSM architecture and role of its components.(7 marks) 2 (b) Compare : IP and Mobile IP.(7 marks) 2 (c) Explain : Blue tooth and RFID.(7 marks) 3 (a) What is Cellular network? Explain frequency allocation in GSM Network.(7 marks) 3 (b) Explain Mobile Computing over SMS. Also explain pull and push SMS.(7 marks) 3 (c) Explain Call routing in GSM.(7 marks) 3 (d) Explain : Handover , Authentication and Security in GSM(7 marks) 4 (a) Explain Routing in Mobile Adhoc Network in detail.(7 marks) 4 (b) Explain : Indirect TCP and Mobile TCP(7 marks) 4 (c) Explain GPRS operations with its architecture.(7 marks) 4 (d) Compare : CDMA and GSM(7 marks) 5 (a) Discuss Billing and Charging in GPRS network.(7 marks) 5 (b) Explain : IPv6 and 3G Wireless(7 marks) 5 (c) Compare : H.232 and SIP(7 marks) 5 (d) Explain : Spread Spectrum and WAP(7 marks)