Wednesday, December 29, 2021

Dr.A.P.J.Abdul Kalam University BE Computer Science Wireless Network Web & Ontologies [CS-8303] Aug-Sep 2020 Question Paper

Dr.A.P.J.Abdul Kalam University Old Question Papers

Bachelor of Engineering

Eighth Semester Main Examination, Aug-Sep 2020

Wireless Network Web & Ontologies [CS-8303]


Time: 3:00 Hrs Max Marks 70

Note: i) Attempt any five questions out of eight.

ii) All questions carry equal marks.

iii) Answer should be precise & to be point only.

iv) Assume suitable data if necessary & state them clearly.

Q.1 (a) What do you mean by wireless networks? Explain different generations of wireless


(b) Discuss the principle of radio propagation mechanism.

Q.2 (a) Discuss about the effects of multipath and Doppler.

(b) Discuss about wireless network topologies.

Q.3 (a) Discuss about the path loss modeling and signal coverage.

(b) What are the advantages and disadvantages of CDMA cellular network?

Q.4 (a) Discuss the principle of GPRS.

(b) Discuss the technologies used for home area network (HAN).

Q.5 (a) What do you understand by wireless LAN? Write down some important requirements

for wireless LANs.

(b) What is amplitude modulation?

Q.6 (a) Explain GSM architecture with neat diagram.

(b) Compare SDMA, TDMA, FDMA and CDMA in terms of transmission technique, signal

separation, advantages, disadvantages and applications.

Q.7 (a) Explain the protocol architecture of Bluetooth.

(b) Explain the layered protocol architecture of 802.11 standard.

Q.8 (a) What do you mean by 2.5G and 3G?

(b) What is Ad-hoc network? What are the challenging issues in Ad-hoc network maintenance?


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