Download GTU BE/B.Tech 2019 Summer 7th Sem Old 170702N Wireless Communication And Mobile Programming Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 7th Sem Old 170702N Wireless Communication And Mobile Programming Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ?VII (OLD) EXAMINATION ? SUMMER 2019
Subject Code: 170702N Date:21/05/2019

Subject Name: Wireless Communication & Mobile Programming

Time: 02:30 PM TO 05:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

Q.1 (a) Explain Three Tier Architecture of Mobile Computing. 07
(b) Briefly describe the following networks with example and application
1. Wired network
2. Wireless network
3. Ad hoc network
07

Q.2 (a) Draw and explain the Bluetooth protocol stack. 07
(b) Draw GPRS System Architecture. Discuss GPRS network enhancement over
GSM.
07
OR
(b) What is Mobile IP? Explain tunneling in the context of Mobile IP 07

Q.3 (a) Explain wireless TCP and differentiate Indirect TCP, Snooping TCP and
Mobile TCP.
07
(b) Explain the handover procedure in GSM system. 07
OR
Q.3 (a) What is PDP Address? Explain PDP Context Activation in GPRS. 07
(b) Explain SMMT and SMMO in SMS. 07

Q.4 (a) Write note on RFID security and Mobile Agent security. 07
(b) Discuss GPRS specific applications along with limitations of GPRS. 07
OR
Q.4 (a) Discuss the WAP gateway for coding and encoding. 07
(b) What is CDMA technology? Explain Direct Sequence Spread Spectrum. 07

Q.5 (a) Explain direct sequence spread spectrum 07
(b) Explain Indirect TCP and Snooping TCP in detail. 07
OR

Q.5 (a) Explain H.323 framework for voice over IP. 07
(b) Explain WiFi and WiMax technology in detail. 07

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