This download link is referred from the post: JNTUA M.Tech 2nd Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)
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Code: 9D08201
Time: 3 hours
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M.Tech II Semester Supplementary Examinations January/February 2017
WIRELESS NETWORKS
(Computer Networks)
Max. Marks: 60
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Answer any FIVE questions
All questions carry equal marks
- (a) Discuss about the development and diversity of wireless networking technologies.
(b) Explain the technology aspects of data link layer in wireless networks. - (a) List and explain various wireless network topologies. Discuss about the technical challenges involved in them.
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(b) Give pros and cons of spread spectrum in wireless networks. Illustrate frequency hopping spread spectrum and direct sequence spread spectrum with suitable examples. - (a) Discuss various factors that impact on the transmission, propagation and reception of radio waves.
(b) What are the parameters to be considered to select a digital modulation technique for a specific application? Explain. - (a) Give overview and characteristics of IEEE 802.11 wireless LAN standards.
(b) Explain the significance of DCF and PCF in 802.11 MAC layer. - (a) Discuss about user requirements and technical attributes for evaluating wireless LANs.
(b) Describe briefly about voice over WLAN. - (a) Discuss the connection management followed in Bluetooth technology. Describe the steps involved in establishing internet connection from a PDA over Bluetooth.
(b) Describe Zigbee characteristics and protocol stack. - (a) Explain 802.16 PHY layer employed in wireless MAN.
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(b) Explain briefly on key considerations of startup phase & operating phase in implementation of wireless MAN. - (a) Write a short note on LDPC and Turbo codes.
(b) Explain data spread in OFDMA / MC-CDMA
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This download link is referred from the post: JNTUA M.Tech 2nd Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)