Wednesday, February 10, 2016

Class: BE(IT) Subject: MC Assignment-I Semester II (2015-16)

MGM’s College of Engineering, Nanded.
Department of IT
Semester II (2015-16)
Class: BE(IT)       Subject: MC         Assignment I
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1.     Give comparison between FDMA, TDMA, SDMA and CDMA.
2.     What are the design goals of wireless LAN? Why?
3.     What are advantages of radio communication over IR communication?
4.     Enlist applications of mobile and wireless communication.
5.     What are the drawbacks of mobile and wireless communication? Explain.
6.     Give comparison between wireless networks and fixed networks.
7.     What are the different digital modulation techniques? Discuss in brief.
8.     Compare 802.3 and 802.11 standards.
9.     Draw and explain IEEE 802.11 infrastructure-based architecture.
10. Draw and explain IEEE 802.11 ad-hoc architecture.
11.  State and explain the functions of 802.11 layers
12.  What additional functions are required for wireless MAC protocol? Why?
13.  Draw and explain IEEE 802.11 FHSS frame format.
14. What are the similarities and differences between 802.11 FHSS and DSSS frame formats?
15.  A ftp protocol delivers a pdf file of 10MB on 802.11 network having 2Mbps speed. Calculate the size of FHSS, DSSS frames and time required for transmission.
16. Calculate Ethernet frame size for the above transmission of Q.15.


Faculty Incharge: Hashmi S A