Osmania University (OU) 2006 B.E Computer Science Mobile computing - Question Paper

B.E. 4/4 CSE 2-SEM MAIN exam APRIL 2006
MOBILE COMPUTING
ans all ques. of part a(25 marks)
ans any 5 ques. fraom part b(50 marks)

PART-A
1.what is meaning of location dependent services? provide Examples?
2.write the factos that eefect the signal propagation.
3.what is meant by handover?
4.write the advantages of DAB?
5.write the principles of routing in satellite networks.
6.what are advantages of infra red technologies?
7.what is COA?
8.what is meant by tunneling and encpsulation?
9.write advantages of using WML?
10.what are file systems used in mobile computing?

PART-B
11.difference ranging from CDMA,TDMA,FDMA?
12.expalin the system and protocoal architecture of DECT
13.discuss the features and architecture of HYPERLAN.
14.expalin the features of mobile TCP and the implementation of mobility.
15.write in detaile about any 2 mobile operatig systems.
16. a) write the features of bluetooth.
b) Mobile ad-hoc network application.
17. a) Outline architecure of WAP
b) explain features of GSM.

Earning:   Approval pending.