CS2402 Mobile And Prevasive Computing Anna University Model Question Paper


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)


DEGREE EXAMINATION
MOBILE COMPUTING
Time : Three Hours Maximum : 100 marks

PART A- (10x2=20 marks)
1. What is spreading factor?
2. What is polling?
3. Distinguish between soft hand over and hard hand over.
4. Define footprint with respect to satellite systems.
5. State the three phases of the medium access of different competing nodes.
6. What are the power saving mechanisms in Bluetooth?
7. What are the drawbacks of wired networks?
8. Define: Dynamic Source Routing.
9. What is the difference between TCP and UDP?
10. Mention any two salient features of WAP.

PART B- (5x16=80 marks)
11.(a)(i) Discuss in detail the types of Antennas with their radiation patterns.
         (ii) Explain Diversity techniques.
OR
              (b) Explain Space, Frequency, Code and Time Division multiplexing in detail.

12.(a) Describe Digital Audio Broadcasting.
OR
          (b) Explain routing, localization and hand over in satellite systems.

13.(a) Describe the architecture of BLUE TOOTH.
OR
           (b) Explain channel control sub layer in HIPERLAN.


14.(a) Explain optimization in Mobile IP in detail.
OR
          (b) Explain IPv6 protocol in detail.

15.(a) Discuss the role of WWW in support for mobility.
OR
         (b) Explain the following:
(i) Indirect TCP.
(ii) Snooping TCP.
(iii) Explain about performance enhancing proxies.



CS2402 Mobile And Prevasive Computing Anna University Model Question Paper Reviewed by Rejin Paul on 6:42 PM Rating: 5

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