Mobile Computing - Dec 2015

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 different types of Mobile Operating System. Give architecture of Mobile Computing.(7 marks) 1(b) What are the advantages of mobile application? How existing application can be made mobile enabled? Explain(7 marks) 2(a) Explain routing is mobile network?(7 marks)

Solve any one question from Q.2(b) & Q.2(c)

2(b) What is cellular network? Explain GSM architecture in detail.(7 marks) 2(c) Compare : CDMA and GSM(7 marks)

Solve any one question from Q.3 & Q.4

3(a) Explain Cell routing in GSM network.(7 marks) 3(b) Explain value added services through SMS.(7 marks) 4(a) Explain : Indirect TCP and Mobile TCP(7 marks) 4(b) Explain : Handover, Authentication and Security in GSM(7 marks)

Solve any one question from Q.5 & Q.6

5(a) Explain Routing in Mobile Adhoc Network in detail.(7 marks) 5(b) Explain IEEE 802.11 standards in details.(7 marks) 6(a) Compare : H.232 and SIP(7 marks) 6(b) Explain GPRS operations with its architecture.(7 marks)

Solve any one question from Q.7 & Q.8

7(a) Discuss Billing and Charging in GPRS network.(7 marks) 7(b) Explain : Blue tooth and RFID(7 marks) 8(a) Explain : Spread Spectrum and WAP(7 marks) 8(b) Compare : IP and Mobile IP(7 marks)