CS2402 Mobile and Pervasive Computing Anna University question paper , April/May 2008 model question paper Seventh Semester

CS2402 Mobile and Pervasive Computing Anna University question paper , April/May 2008 model question paper Seventh Semester

CS2402 Mobile and Pervasive Computing Anna University question paper , April/May 2008 model question paper Seventh Semester

DEGREE EXAMINATION

MOBILE COMPUTING

Time : Three Hours Maximum : 100 marks

PART A (10 x 2 = 20 marks)

1. What is a guard space?
2. What is CMDA?
3. List the four possible handover and scenarios in GSM
4. Define inclination angle and elevation angle
5. Give the 802.11 PHY frame format using DSS
6. What are the low power states of a blue tooth device?
7. What is a care of address?
8. What are the routing metrics in wireless adhoc network?
9. What is a wireless Telephony application?
10. List the classes of transaction service of WTP.

PART B (5 x 16 = 80 marks)

11. (a) Discuss in detail the Wireless Transaction Protocol. (16)
(or)
(b) Discuss in detail the Wireless Session Protocol (16)

12. (a) Explain time division multiple access (16)

(or)
(b) (i) Discuss the spread spectrum techniques (10)
(ii) What is Code Division Multiplexing? Explain (6)

13. (a) (i) Discuss in detail localization, calling and handover in GSM (10)
(ii) Explain the types of orbits in satellite system (6)
(or)
(b) (i) Explain the GSM system architecture (12)
(ii)Explain the protocol architecture of DECT (4)

14. (a) Discuss in detail the medium access control mechanism of ICCC 802.11 (16)
(or)
(b) (i) Explain the information bases and networking of adhoc HIPERLAN. (8)
(ii) Discuss MAC layer bluetooth system (8)

15. (a) (i)Describe tunneling and encapsulation in Mobile IP (8)
(ii) Discuss in detail dynamic source routing (8)
(or)
(b) (i) Write short notes on reverse tunneling (4)
(ii) Explain IP packet delivery, agent advertisement, discovery and registration process in mobile IP (12