AD/BS University Of Sargodha (UOS) 2024

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BS (5'" Intak: x : wi le Technolo ies TCC 354 ks:

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Subject: Information Technology Paper Maxigtunt ih

Time Allowed: 02:30 Hours :

3 at art.

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Note: Objective part is compulsory. Attempt any three questions

Objective Part (Compulsory)

i er sheet (2*12)

Q.1., Write short answers of the following in 2-3 lines each on your answer sheet.

: Ra What is the difference between (WLANs) and (LANs)? ade

- ,#. Explain the concept of multiple access methods in wireless communication.

M5. How do diffraction impact radio wave propagation in wireless communication?

~ WW What role do communication protocols play in shaping the performance of wireless networks?

ay What role do modulation play in shaping the performance of wireless networks?

WW What distinguishes mobile ad hoc networks (MANETS) from traditional wireless networks?

% Wha ti significance of IEEE 802.11 in wircless communication?

off Whatis CDMA?

“6 Explain the impact of voice over Wi-Fi iniegration on communication, bev

How modulation facilitates information transmission over radio frequencies?» iit Els ERS REE

: : OZ Wirel ensor Netw 7 ks. ; Dak a * . lk SER fry k ; = Y

vo challenges associated with routing in mobile ad-hoc networks (MANETs) Ly py

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Q.2. Explain the ‘evolution of wi Pp

- he, vireless local ares ; WW Ta

Bighligiting the key features of 802.11 WLAN, > (VANS) from tradition LANs

Q3. Exple i ee of radio wave Propagation, how do these m hani

gi Communication, and what strategies vy prow + Hechanisms affect wi :

#: Explain the significance of Conmatiag 0 mitigate their impact? rR vl

explore the role of RFID in wires. ey $ and modulation in wire]egs networks. Alsq

discu $ the characteristics of second-generation T DMA, sec ;

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pei works, WiMax, Vows. a

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