ROEVER COLLEGE OF ENGINEERING AND TECHNOLOGY Elambalur, Perambalur
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1 ROEVER COLLEGE OF ENGINEERING AND TECHNOLOGY Elambalur, Perambalur DEPARTMENT OF COMPUTER SCIENCE AND ENGINEERING Year & Semester : IV/ VII Subject Code : CS2402 Subject Name : MOBILE AND PERVASIVE COMPUTING Degree & Branch : B.E - C.S.E Staff in charge : VIGNESH.G UNIT-1 1. What are the several versions in CSMA? 2. What do you mean by Polling? 3. Why do Hidden and Exposed terminal problems arise? 4. How are guard spaces realized between users in CDMA? 5. Define Cell Structure 6. What is Handover? 7. Define. Frequency Reuse 8. What is GSM? 9. What are TDMA and CDMA? 10. List the characteristics of GSM Network? 11. What are the four types of handover available in GSM? 12. What are the categories of Mobile services? 13. What are the services provided by supplementary services? 14. What is Bearer Service? Give Examples. 15. What is SIM? List its purposes. 16. What are the non-voice services provides by GSM? 17. What is the main function of MSC? Page 1
2 18. What are the purposes of HLR and VLR? 19. What are Mobile Terminated Call and Mobile Originated Call? 20. What is GPRS? List its Services. 1. Explain the architecture of GSM with a neat diagram. 2. How is routing carried out in GSM networks? Explain 3. Explain in detail about a. Mobile Terminated Call b. Mobile Originated Call with suitable diagrams 4. List the various handovers carried out in GSM and explain in detail. 5. How is Mobility Management done in GSM? 6. Explain in detail about the General Packet Radio Service (GPRS) 7. Describe the security services provided by GSM. 8. Explain the protocol architecture of GSM for signaling. 9. Why are so many different identifiers/addresses needed in GSM? Give reasons and distinguish between user-related and system related identifiers. 10. Explain different frame hierarchy and channels used in GSM Network UNIT-2 1. What are the functions of MAC management? 2. What is Passive Scanning? 3. What is Active Scanning? 4. List the merits and demerits of Bluetooth. 5. What is WLAN? List its advantages 6. List the design goals of WLAN? 7. What is ad-hoc network? Page 2
3 8. Compare infrared with radio transmission. 9. What is the main function of distribution system in WLAN? 10. List the low power states of Bluetooth? 11. Define. HIPERLAN? 12. What is IEEE standard? 13. How is the physical layer subdivided in IEE standard? 14. What are PLCP and PMD? 15. Define SIFS, PIFS, and DIFS. 16. What are the 2 types of scanning in roaming? 17. List the phases in EY-NPMA? 18. What are the different types of channels used in HIPERLAN2? 19. Draw the FHSS physical layer frame format of IEEE Distinguish between Wi-Fi and WIMAX 1. Explain in detail the three phases of EY-NMPA in HIPERLAN. 2. Discuss the architecture of Bluetooth in detail. 3. Explain the architecture of WIFI in detail. 4. Explain the architecture of WIMAX in detail. 5. Describe HIPERLAN architecture with suitable diagrams. 6. Explain the various IEEE MAC management services in detail. 7. Explain DFWMAC-DCF using CSMA /CA. 8. Explain DFWMAC-DCF with RTS/CTS extension. 9. Explain DFWMAC-DCF with polling. 10. Explain the Protocol Architecture of IEEE Page 3
4 UNIT-3 1. What does the term mobile IP mean? 2. What are the 2 addresses of a mobile node? 3. What are the entities of Mobile IP? 4. What is Home Agent 5. Define Triangular Routing. 6. What are the types of COA? 7. What are Advantages and Disadvantages of Infrared? 8. Define tunneling. 9. What are encapsulation and Decapsulation? 10. What are the types of encapsulation? 11. What are the steps in performing optimization? 12. Define. DHCP. 13. What is DSDV? 14. How is routing carried out using DSR? 15. List the benefits of DSR. 16. Define 'Reverse Tunneling'. 17. What is GRE? 18. What is mobility extension? 19. What is a foreign agent? 20. What do you mean by multi-cast routing? 1. Explain how a. End to End packet delivery is done in mobile IP b. Agent advertisement is done in mobile IP Page 4
5 2. Explain how registration of a Mobile Node is carried out with appropriate request and reply packet formats. 3. Explain in detail about the IP in IP and minimal encapsulations. 4. Explain in detail about GRE encapsulation with the appropriate packet format. 5. Describe the process of optimization in Mobile IP with a suitable timeline diagram. 6. Explain in detail about DHCP. 7. Discuss DSDV routing in detail. 8. Discuss DSR routing in detail. 9. Why is conventional routing in wired networks not suitable for wireless networks? Substantiate your answers with suitable examples. 10. How is multicast routing carried out in ad-hoc networks? UNIT-4 1. What do you mean by the term 'Snooping TCP'? What is its demerit? 2. What is 'Indirect TCP'? 3. What is Mobile TCP? List its merits. 4. List out the advantages of I-TCP. 5. List out disadvantages of I-TCP. 6. What is WAP? 7. Define WAE. 8. What is WML? 9. Write short notes on WAP forum. 10. Distinguish between Traditional TCP and wireless TCP? 11. What is WTP? What are its classes? 12. List out the network elements of WAP. 13. What are the configuration parameters to adapt TCP to wireless environments? 14. State the requirements of WAP. Page 5
6 15. Name the layers of WAP. 16. What is WTP? What are its classes? 17. What is WSP? 18. Name some features of WSP adapted to web browsing. 19. What is WML? 20. What are the features of WML? 1. Explain in detail about WAP architecture. 2. Write notes on WDP and WTLS. 3. Discuss about WAE. 4. Discuss about WTP and its classes. 5. Explain the following: Snooping TCP and Indirect TCP. 6. Explain about WML and WML script with the help of an example. 7. Explain classical TCP improvements and snooping TCP. 8. Discuss about the WWW programming model in detail. 9. Explain about the architecture of WTA. 10. Why has a scripting language been added to WML? How can this language help saving bandwidth and reducing delay? UNIT-5 1. What is Pervasive Computing? 2. What are the basic aspects of a Pervasive Computing environment? 3. What are the major choices available for battery design in Pervasive Computing Devices? 4. Why does Power consumption play a vital role in pervasive computing? Page 6
7 5. What are the different display device technologies available? 6. What are the 2 basic elements needed with respect to connectivity in Pervasive Computing? 7. Compare and contrast the 1G, 2G and 3G technologies. 8. What is meant by 2.5G technology? 9. List the different types of memories available for Pervasive Computing Devices. 10. Describe EPOX Operating System. 11. What is PALM OS? 12. Explain briefly about BE OS. 13. Compare and contrast Windows and Linux OSes. 14. What does the term 'FITALY' mean? 15. Describe briefly about the strategic T9 dictionary mode. 16. What is 'Octave'? 17. What is meant by Bio-Metrics? 18. What is a 'Haptic Interface'? 19. What are three steps involved in the process of Synchronization? 20. Why is device management important in Pervasive Computing? 1. Discuss in detail about any two Pervasive Applications of your choice in detail. 2. Explain about the various hardware components involved in Pervasive Computing Devices. 3. Write brief notes on the following. a. Speech Recognition (b) Handwriting recognition b. Haptic Interfaces (d) QWERTY and FITALY keyboards 4. Explain in detail about Bio-Metrics. List out its merits and demerits. 5. How is synchronization carried out in a Pervasive Environment? Write brief notes on the syncml tool. 6. What are the various issues related to device management and how are they dealt with? Page 7
8 7. Explain how a Pervasive Web Application can be secured using an 'Authentication Proxy'. 8. Explain how pervasive web applications can be accessed via WAP 9. What are the design and implementation issues in device connectivity aspect of pervasive computing? Explain 10. Explain the various soft surface and semi-soft-surface-based display system and technologies. Page 8
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