Code No: R41054 R10 Set No. 1 1 a) Explain functional architecture of GSM. [8] b) Write and explain novel applications of Mobile Computing. [7] 2 a) Explain in detail about IEEE 802.11 MAC Data frames. [8] b) Discuss briefly about CDMA. [7] 3 a) What is basic purpose of DHCP? Name the entities of DHCP. [8] b) How can DHCP be used for mobility and support of mobile IP? [7] 4 Write about a) Snooping TCP. b) Mobile TCP. c) Transaction oriented TCP. [15] 5 a) Explain in detail about the client/server computing with adaptation. [8] b) Describe the protocol stack of Bluetooth. [7] 6 Explain in detail the mobile agent architecture with appropriate diagram. [15] 7 What are the various types of routing algorithms in MANETs? Explain each of them in detail. [15] 8 a) Discuss briefly the user scenario of Bluetooth. [8] b) Explain about wireless Application protocol. [7]
Code No: R41054 R10 Set No. 2 1 a) Explain GPRS architecture reference model. [8] b) Explain security services in GSM. [7] 2 a) What are the disadvantages of reservation scheme. [6] b) Explain polling and inhibit sense multiple access. [9] 3 a) What is basic purpose of DHCP? Name the entities of DHCP. [6] b) Explain about agent advertisement and delivery. [9] 4 a) How does the selective transmission improve the transmission efficiency? What are the modifications required in the TCP receiver to implement selective retransmission protocol. [8] b) Explain snooping TCP. What are its advantages and disadvantages? [7] 5 a) What is Mobile IP? Explain tunneling in the context of Mobile IP. [8] b) Explain three- tier client-server architecture. [7] 6 Explain in detail about IEEE 802.11 and its architecture.. [15] 7 a) Describe the properties of MANETs. [6] b) Explain destination sequence distance vector routing algorithm in MANETs. [9] 8 a) Explain networking, security and link management in Bluetooth. [8] b) Write about J2ME in briefly. [7]
Code No: R41054 R10 Set No. 3 1 Briefly describe the following networks with example and applications: a) Wired networks. b) Wireless networks. c) Ad hoc networks. [15] 2 a) What is middleware? Describe its significance in handling the context of any application. [8] b) Write brief notes on: i) GPS. ii) Mobile Computing through Internet. [7] 3 a) Describe the GSM architecture with its constituent elements. [8] b) Explain the features of tunneling and encapsulation. [7] 4 a) Describe CDMA data protocol stack. [8] b) Give six functional differences between CDMA and GSM. [7] 5 a) What is Mobile IP? Explain tunneling in the context of mobile IP. [8] b) How does mobile IP work? What are the challenges with mobile IP with respect to high speed mobility? How does cellular IP solve some of these challenges? [7] 6 a) What is HiperLAN? Explain its stack relationship with OSI protocol stack. [8] b) What is wireless sensor network? Describe various applications of wireless sensor networks. [7] 7 a) Explain wireless LAN architecture with schematic block diagram. [8] b) Describe the WAP application environment. [7] 8 Write short notes on: a) SSL and its applications. b) TLS. c) WTLS. [15]
Code No: R41054 R10 Set No. 4 1 a) What are the differences between middleware and gateways? Enunciate with example in the context of mobile computing. [8] b) What are the characteristics of mobile computing environment? Describe variants of mobile computing. [7] 2 a) What are the important differences between a desktop computer and a portable computer like PDA? [8] b) What are the design constraints for applications targeted for handheld devices? [7] 3 Explain the following in brief in the context of GSM networks: a) Mobile station b) BSS c) NSS d) OSS e) IMSI [15] 4 a) What is Direct Sequence Spread Spectrum Technology? How does it works in CDMA technology? [8] b) Describe different types of handoffs. What are the differences between Hard handoff, Soft handoff and softer handoff? [7] 5 a) What is basic purpose of DHCP? Name the entities of DHCP [8] b) How can DHCP be used for mobility and support of mobile IP? [7] 6 a) What are the advantages and disadvantages of wireless LAN? Under what situation is a WLAN desirable over LAN? [8] b) Describe IEEE 802.11 family of standards. [7] 7 What is Mobile Ad hoc Network (MANET)? What are the various types of routing algorithms in MANETs? Explain each of them in detail. [15] 8 Explain in detail about IEEE 802.11 and its architecture. [15]