GTU Mobile Computing - December 2014 Exam Question Paper

GTU Computer Engineering (Semester 7)
Mobile Computing
December 2014

Total marks: --
Total time: --

INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary

1 (a) Explain in detail: Strengths of SMS

7 M

1 (b) Discuss data services in GPRS. Describe applications suitable for GPRS.

7 M

2 (a) Describe MMS in detail.

7 M

2 (b) Describe design considerations for Mobile Computing.

7 M

2 (c) Draw and explain the mobile computing architecture.

7 M

3 (a) Discuss the difference between H.323 and SIP.

7 M

3 (b) Explain in detail Direct Sequence Spread Spectrum (DSSS).

7 M

3 (c) What are the different real-time protocols available for real-time data transmission over IP? Explain each of them.

7 M

3 (d) Describe Wireless LAN advantages. Also explain mobility in wireless LAN.

7 M

4 (a) Explain Bluetooth Protocol Stack.

7 M

4 (b) Describe symmetric key cryptography and public key cryptography.

7 M

4 (c) Draw and explain 3GPP Security architecture.

7 M

4 (d) How does Mobile IP works? Also briefly explain Mobile Computing OS.

7 M

5 (a) Draw and Explain Call routing for a mobile terminating call in GSM.

7 M

5 (b) Describe the contrast between 3G and WiFi technologies.

7 M

5 (c) Describe IPV6 in detail.

7 M

5 (d) Explain snooping TCP and mobile TCP.

7 M

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