VII Semester B.Tech. (Reg./Supple./lmp.-lncluding Part Time) Degree
Examination, November 2011
2K6 CS 701 : INTERNET AND MOBILE COMMUNICATION SYSTEM
TECHNOLOGIES
Time : 3 Hours Max. Marks : 100
PART _ A
1. Distinguish virtual circuit networks and datagram networks. [Marks 5]
2. How video compression is achieved in the internet ? [Marks 5]
3. Define CSMA/CD scheme and why CSMA/CD scheme failed in wireless networks. [Marks 5]
4. Enumerate the advantages of cellular systems with smallcells.[Marks 5]
5. Draw a GSM TDMA frame with its slots and bursts. How GSM avoids frequency
selective fading ? [Marks 5]
6. Define the Piconet and Scatternet networking in Bluetooth and mention its
advantages.[Marks 5]
7. Discuss the DHCP protocol with its basic configuration. [Marks 5]
8. Describe the basic objectives of WAP protocol. [Marks 5]
PART _ B
9. a) i) Discuss the types of delay encountered in packet switched networks. [Marks 5]
ii) Illustrate queueing delay and packet loss in packet switched networks. [Marks 5]
b) Discuss RTSP with its features and illustrate client-server interaction using
BTSP. [Marks 5]
OR
10. a) Explain the mechanism involved in accessing audio and video through a
web server. [Marks 9]
b) Describe the tiered hierarchy of lSPs and state the characteristics of each
tier. [Marks 6]
11. a) i) Compare slow and fast frequency hopping spread spectrum systems. [Marks 5]
ii) Discuss the lnter symbol interference problem and state the measures to [Marks 5]
overcome this problem.
b) Discuss the three fundamental behaviours of radiowaves depending on their [Marks 5]
frequency.
OR
12. a) Explain DSSS systems, importance with its transmitter and Receiver block
diagram. [Marks 8]
b) Explain FDMA and CDMA mechanisms. [Marks 7]
13. a) Explain the IEEE 802.11 system architecture, protocolarchitecture and its
management. [Marks 9]
b) Explain the importance of L2CAP layer in Bluetooth and give the L2CAP
packet formats and services. [Marks 6]
OR
14. a) Draw the GSM protocol architecture for signalling and what are the tasks
associated with physical, datalink and network layer ? [Marks 8]
b) Discuss the features of HIPERLAN 2 and explain how it differc from HIPEHLAN 1. [Marks 7]
15. a) Explain the Route optimization procedure of Mobile IP protocol. [Marks 8]
b) Explain the classical enhancements of TCP for mobility with their advantages
and disadvantages.[Marks 7]
OR
16. a) i) State the requirements that led to Mobile lP. [Marks 5]
ii) What entities and terminology are needed to understand Mobile lP ? [Marks 5]
b) lllustrate the Mobile lP Packet delivery process. [Marks 5]
Examination, November 2011
2K6 CS 701 : INTERNET AND MOBILE COMMUNICATION SYSTEM
TECHNOLOGIES
Time : 3 Hours Max. Marks : 100
PART _ A
1. Distinguish virtual circuit networks and datagram networks. [Marks 5]
2. How video compression is achieved in the internet ? [Marks 5]
3. Define CSMA/CD scheme and why CSMA/CD scheme failed in wireless networks. [Marks 5]
4. Enumerate the advantages of cellular systems with smallcells.[Marks 5]
5. Draw a GSM TDMA frame with its slots and bursts. How GSM avoids frequency
selective fading ? [Marks 5]
6. Define the Piconet and Scatternet networking in Bluetooth and mention its
advantages.[Marks 5]
7. Discuss the DHCP protocol with its basic configuration. [Marks 5]
8. Describe the basic objectives of WAP protocol. [Marks 5]
PART _ B
9. a) i) Discuss the types of delay encountered in packet switched networks. [Marks 5]
ii) Illustrate queueing delay and packet loss in packet switched networks. [Marks 5]
b) Discuss RTSP with its features and illustrate client-server interaction using
BTSP. [Marks 5]
OR
10. a) Explain the mechanism involved in accessing audio and video through a
web server. [Marks 9]
b) Describe the tiered hierarchy of lSPs and state the characteristics of each
tier. [Marks 6]
11. a) i) Compare slow and fast frequency hopping spread spectrum systems. [Marks 5]
ii) Discuss the lnter symbol interference problem and state the measures to [Marks 5]
overcome this problem.
b) Discuss the three fundamental behaviours of radiowaves depending on their [Marks 5]
frequency.
OR
12. a) Explain DSSS systems, importance with its transmitter and Receiver block
diagram. [Marks 8]
b) Explain FDMA and CDMA mechanisms. [Marks 7]
13. a) Explain the IEEE 802.11 system architecture, protocolarchitecture and its
management. [Marks 9]
b) Explain the importance of L2CAP layer in Bluetooth and give the L2CAP
packet formats and services. [Marks 6]
OR
14. a) Draw the GSM protocol architecture for signalling and what are the tasks
associated with physical, datalink and network layer ? [Marks 8]
b) Discuss the features of HIPERLAN 2 and explain how it differc from HIPEHLAN 1. [Marks 7]
15. a) Explain the Route optimization procedure of Mobile IP protocol. [Marks 8]
b) Explain the classical enhancements of TCP for mobility with their advantages
and disadvantages.[Marks 7]
OR
16. a) i) State the requirements that led to Mobile lP. [Marks 5]
ii) What entities and terminology are needed to understand Mobile lP ? [Marks 5]
b) lllustrate the Mobile lP Packet delivery process. [Marks 5]
No comments:
Post a Comment