C.U.SHAH UNIVERSITY Winter Examination-2015 Subject Name : Wireless Networks & Security Subject Code : 5CS05WNS1 Semester :5
Date :02/12/2015
Branch :M.C.A. Time :2:30 To 5:30
Marks : 70
Instructions: (1) Use of Programmable calculator and any other electronic instrument is prohibited. (2) Instructions written on main answer book are strictly to be obeyed. (3) Draw neat diagrams and figures (if necessary) at right places. (4) Assume suitable data if needed.
SECTION – I Q-1
Attempt the Following questions a. b. c. d. e.
Q-2
(07)
Define Cryptography Give full form of HSCSD What do you mean by Hash function? What is brute-force attack? What is AMPS?
Attempt all questions a. Explain OSI security architecture. b. Describe future and limitations of 4G in detail.
1 1 1 2 2 (14) 7 7
OR Q-2
Q-3
Q-3
Attempt all questions a. Explain Mobile Adhoc network. b. Explain Bluetooth wireless Personal area network. c. What is ZigBee (802.15.4) ? Explain. Attempt all questions a. Draw and explain the model for network security. b. Describe digital signature concept. c. Differentiate symmetric and asymmetric cryptography. OR a. Explain Wi-Max properties and architecture. b. Explain GPRS network architecture. Page 1 || 2
(14) 4 6 4 (14) 5 5 4
7 7
SECTION – II Q-4 a. b. c. d. Q-5 a. b.
Attempt the Following questions
(07)
Give the full form of UTMS. What is TACS? What do you mean by cryptanalyst? What is meant by IS-95?
1 2 2 2
Attempt all questions What is RC4? Explain its process with example. What is wireless sensor network? How it works? State challenges with WSN. OR Explain different modes of block cipher. What is HMAC? Explain in detail.
Q-5
a. b.
Q-6
Attempt all questions a. Express key distribution concept in public key cryptography. b. State the limitations of 3G. c. Describe QOS security. OR Attempt all Questions a. Give the differences between 2G and 3G. b. What is Wireless LAN? Explain. c. Explain TCP over Wireless network.
What is Wireless LAN? Explain. 5. c. Explain TCP over Wireless network. 4. Page 2 of 2. Main menu. Displaying Wireless Networks & Security.pdf. Page 1 of 2.
networking, internet, VOIP and multimedia streaming and broadcasting. ... The software development platform for multimedia campus networking is based on ...
3School of Computer Science and Engineering, University of New South Wales, NSW 2052, Australia. {winston ... Asynchronous Systems (TARANTULAS) project builds a system of ... information ranging from physical quantities such as.
There was a problem previewing this document. Retrying... Download. Connect more apps... Try one of the apps below to open or edit this item. Installing Troubleshooting and Repairing Wireless Networks - Honest.pdf. Installing Troubleshooting and Repa
the whole development of wireless technology from its early origins up to today. .... PDAs to mobile phones, especially 3G phones that, in the meantime, had ...
Our objectives are to explore suitable wireless technologies that may be applicable within the context of vehicle networks, to highlight unresolved network ...
by the increasing commercial use of the Internet, private intranets, videoconferencing, and voice over IP. Providing high-speed connections to the fiber optics ...
Sep 15, 2009 - ulation(s) as biologist observe, where as in engineering, we can go ... time of convergence of this dynamics that is polynomial in the degree of.
Abstract: The present work surveys and classifies various applications of the Wireless Sensor Networks. (WSNs) technology in bio-medical service. A review.
May 24, 2011 - An advantage of this approach is that we do not require stringent assumptions on the fading distribution [8]. The disadvantage of this approach ...
which is the case for many sensor network applications in the environmental ... example for an environmental monitoring application scenario (temperature ...
that have an antenna for wireless networking will be connect to the Internet and ... default user and password, which is the one that comes written on the quick start ... example, let's assume that the public IP address your Internet provider gave ..
Loading⦠Page 1. Whoops! There was a problem loading more pages. wireless ad hoc networks pdf. wireless ad hoc networks pdf. Open. Extract. Open with.
cost and labor in harness manufacturing and installation, increased design complexity, etc. Wireless communications provides an intriguing alternative to wiring.
concerning the involvement of WSNs in bio-medical service is ... sors is to replace existing wired telemetry systems for ... consequence management needs.
