CEB620MOBILE COMPUTING UNIT 1 1. What is mobile communication? 2. List out the mobile computing function? 3. What are the mobile computing devices? 4. Define mobile? 5. What is wireless device? 6. List out the types of network in mobile computing? 7. Define WI-FI and Bluetooth? 8. Define satellite? 9. What is satellite phone? 10. What is CDMA,FDMA? 11. Define wireless LAN? 1. Explain wireline,wireless and adhoc network? 2. Campare wired and wireless mechanism? 3. Explain briefly about architecture of mobile computing? 4. Explain all multiple access procedure? 5. What is satellite communication system?explain briefly? 6. Explain WLAN? 7. Write about the features of wi-fi and wi-max?
UNIT 2 1. Define Bluetooth? 2. List out antenna parameters? 3. Define dipole antenna? 4. What are the types of Bluetooth device connection? 5. List out the advantage of Bluetooth? 6. 7. What is channel control? 8. Define GSM? 9. List GSM entities? 10. Define SMS? 11. What is VAS? 12. Define GPRS? 13. List out the limitations of GPRS? 1. Explain Bluetooth protocol architecture? 2. Explain about Bluetooth security? 3. Briefly write about GSM architecture? 4. Explain SMS architecture with diagram? 5. Explain QOS in GPRS? 6. Explain GPRS network architecture? 7. Write about GPRS application?
UNIT 3 1. Define WML? 2. What is the user agent? 3. List out the function of user agent? 4. Define WML script? 5. Define WME elements? 6. What is the user agent profile? 7. Define WAP? 8. What is CDMA? 9. Define frequency hopping? 10. What is direct sequence? 11. What is spread spectrum? 12. Explain speech coding? 13. Define channel coding? 14. Explain channel structure? 15. Define SMS? 16. Define 3G? 17. What is UMTs? 18. What is fixed wireless? 19. Write down the specific application of 3G? 1. Explain WAp network? 2. Explain the protocol stack of WAP? 3. Explain WAE elements? 4. Explain WTP? 5. Explain WTLS,WDP,WCMP? 6. Write about WAP client architecture? 7. Write about WAP network architecture? 8. Explain WAP 2.0 architecture? 9. Explain spread spectrum with its advantages? 10. Explain channel structure? 11. Explain call processing?
UNIT 4 1. List the basic terminologies related to mobile IP? 2. Define tunneling? 3. Define reverse tunneling? 4. What is encapsulation? 5. What is decapsulation? 6. List out three ways of encapsulation? 7. List out the types of routing? 8. Define routing? 9. Write two types of protocols used for routing? 1. Write about the IP packet delivery? 2. Write about agent solicitation? 3. Write about the optimization? Why optimization is needed? 4. What is reverse turnneling? Why it is necessary? 5. What is triangular routing? 6. Explain the three mechanisms for allocating IP address? 7. Differentiate TCP and UDP transport layers? 8. Discuss the advantage of snooping? 9. Discuss the problem which leads to reverse tunneling? 10. Explain agent advertisement? 11. Explain the process of registration? 12. Explain the encapsulation process? 13. What are the enhancements in IPV6? 14. Discuss the detail about the routing types? 15. Explain DSPV protocol with advantages and disadvantage? 16. Write about DSR protocol? 17. Explain the mechanism followed in congestion control? 18. Discuss the show strat process? 19. Explain the indirect TCP in detail? 20. Write about the snooping TCP and mobile TCP in classical TCP improvements?
UNIT-5 PART-A 1. Define wireless application languages? 2. Define java? 3. What is mobile operating? 4. List out the function of operating system? 5. Define java card? 6. What is xml? PART-B 1. Explain XML and its scope? 2. Explain JZME and javacard? 3. Explain plan OS,android? 4. Explain EMS,MMS,Mim? 5. Explain 4G?
CEB 620 MOBILE COMPUTING MODEL QUESTION PAPER Time: 3 Hrs Max. Marks: 75 PART A (15 x 1 = 15 Marks) Answer any Fifteen Questions. Each question carries 1 mark. 1. Define Handsoff. 2. What are entities present in BSS? 3. Give any two application of WLAN. 4. Define cell splitting. 5. Expand GPRS. 6. What is scatternet? 7. List any two advantage of Bluetooth. 8. What frequency the GSM mobile operate? 9. Expand the term CDMA 10. What do you mean by Channel capacity? 11. State the application of 3G. 12. Expand WSP. 13. What is mobile node? 14. What is tunneling? 15. What is low cost routing? 16. List any two advantage of Snooping TCP 17. Expand J2ME. 18. Name any two operating system in mobile computing. 19. Expand MIM. 20. Define OFDM.
PART B ( 5 x 12 = 60 Marks) Answer either A or B from each Question. Each question carries 12 Marks 21 A. Explain architecture and functions of mobile computing. [12] B Explain WirelessLAN [12] 22 A. Briefly Explain Bluetooth Protocol Architecture [12] B Explain about GPRS Architecture [12] 23 A Explain WAP protocol stack [12] B i Write short notes on : (a) Spread spectrum Technology [6] (b) CDMA vs GSM [6] 24 A. Explain Agent advertisement. [12] B Explain a)congestion control [6] b)snooping TCP [6] 25 A.i. Explain how WSP works in detail. [6] ii.explain briefly about Palm operating system [6] B i.what are enhanced message service in mobile? [6] ii.explain briefly about emerging wireless technology [6]