University of Sargodha BS 7% Term Examination 2023 Paper: Mobile & Wireless Network (ITEC-405) Maximum Marks: 80
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University of Sargodha
BS 7% Term Examination 2023
Paper: Mobile & Wireless Network (ITEC-405)
Maximum Marks: 80
Subject: Information Technology
Time Allowed: 02:30 Hours
Note:
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Objective part is compulsory. Attempt any three questions from subjective part.
Objective Part
dini. Compulsory)
Write short answers of the following in 2-3 lines each on your answer sheet.
(2*16)
i. Write the difference between modulation and bandwidth.
ii. Define preamble.
i. Write the mares of errors thet occurred due to absence of provision of wired tini.Co
Differentiate between RTS and CTS.
What are the advantages of TCP over Adhoc networks?
vi.
What is the function of filters in radios?
vil.
What is diffraction?
vill.
What is path loss?
ix.
What is antenna factor?
X.
What is difference between low-level and high-level modulation?
xi.
What type of propagation is used for MW band radio transmission?
xii.
What are FDMA and TDMA?
xili.
What is antenna efficiency?
xiv.
What is frequency distortion?
XV.
What is directivity?
xvi. What is cell sectoring?
Subjective Part
Q.2.
Write the detail description about IEEE 802.1 architecture.
Q.3.
Discuss about mobile ad-hoc networks in detail.
Q.4.
What are the key requirements imposed on a good WLAN radio receiver?
Q.5.
Write note on:
a) Enhance PANs
b) UWB PANS
Q.6.
ustadni.cont
What are several CDMA design considerations for 3G systems?
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- LK-4902/20-07-23
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