Exam Details
| Subject | wireless communications and networks | |
| Paper | ||
| Exam / Course | b.tech | |
| Department | ||
| Organization | Vardhaman College Of Engineering | |
| Position | ||
| Exam Date | May, 2018 | |
| City, State | telangana, hyderabad |
Question Paper
Hall Ticket No:
Question Paper Code: A1442
(AUTONOMOUS)B. Tech VIII Semester Supplementary Examinations, May 2018
(Regulations: VCE-R11/R11A)WIRELESS COMMUNICATIONS AND NETWORKS
(Electronics and Communication Engineering)Date: 06 May, 2018 FN
Time: 3 hours
Max Marks: 75
Answer ONE question from each Unit
All Questions carry equal marks
Unit I
1.
a)Sketch a neat figure and explain the features and functionality of the cellular telephone systems. Examine how a cellular telephone call is made.
8M
b)Interpret the need and role of Wireless Local Loop (WLL). Explain the various features, advantages and trends of WLL.
7M
2.
a)Examine the features and functionality of the Paging systems. With a neat figure explain the wide area paging systems.
7M
b)Illustrate the Evolution of the Mobile Radio communication with relevant example.
8M
Unit II
3.
a)Differentiate FDD and TDD. List the various tradeoffs between FDD and TDD approaches. Illustrate what is FDMA and the salient features of FDMA with relevant figure.
7M
b)Examine the SS7 protocol architecture with a neat figure comparing with OSI model. Illustrate the different services and performance of SS7.
8M
4.
a)Define channel capacity and derive an expression for channel capacity of cellular systems.
7M
b)What is TDMA? Illustrate the TDMA frame structure, salient features of TDMA and derive the expression for the efficiency of TDMA.
8M
Unit III
5.
a)Mention the operations when IP data grams are exchanged over a connection between the mobile node and another host.
7M
b)Explain Discovery process in Mobile IP.
8M
6.
a)Explain Registration process in Mobile IP.
7M
b)Give an Architectural overview of WAP programming model.
8M
Unit IV
7.
a)Describe the various building blocks of IEEE 802.11.
7M
b)What are the nine services provided by wireless LAN? Give a Brief Description of these services.
8M
8.
a)Explain the three functional areas of IEEE 802.11 medium Access control.
8M
b)Discuss on usage models defined by Bluetooth profile documents.
7M
Unit V
9.
a)Illustrate the mobility management and Handoff procedure implementation in CDPD with relevant figures.
7M
b)Explain the architecture, reference model and protocol stack of Hiperlan-2 with relevant figures.
8M
10.
a)What is GPRS? Illustrate the various features, services and system architecture of GPRS with a neat figure and explain its various fields.
8M
b)What is Wireless ATM? Illustrate the basic architecture of a WATM network with relevant figure.
7M
Question Paper Code: A1442
(AUTONOMOUS)B. Tech VIII Semester Supplementary Examinations, May 2018
(Regulations: VCE-R11/R11A)WIRELESS COMMUNICATIONS AND NETWORKS
(Electronics and Communication Engineering)Date: 06 May, 2018 FN
Time: 3 hours
Max Marks: 75
Answer ONE question from each Unit
All Questions carry equal marks
Unit I
1.
a)Sketch a neat figure and explain the features and functionality of the cellular telephone systems. Examine how a cellular telephone call is made.
8M
b)Interpret the need and role of Wireless Local Loop (WLL). Explain the various features, advantages and trends of WLL.
7M
2.
a)Examine the features and functionality of the Paging systems. With a neat figure explain the wide area paging systems.
7M
b)Illustrate the Evolution of the Mobile Radio communication with relevant example.
8M
Unit II
3.
a)Differentiate FDD and TDD. List the various tradeoffs between FDD and TDD approaches. Illustrate what is FDMA and the salient features of FDMA with relevant figure.
7M
b)Examine the SS7 protocol architecture with a neat figure comparing with OSI model. Illustrate the different services and performance of SS7.
8M
4.
a)Define channel capacity and derive an expression for channel capacity of cellular systems.
7M
b)What is TDMA? Illustrate the TDMA frame structure, salient features of TDMA and derive the expression for the efficiency of TDMA.
8M
Unit III
5.
a)Mention the operations when IP data grams are exchanged over a connection between the mobile node and another host.
7M
b)Explain Discovery process in Mobile IP.
8M
6.
a)Explain Registration process in Mobile IP.
7M
b)Give an Architectural overview of WAP programming model.
8M
Unit IV
7.
a)Describe the various building blocks of IEEE 802.11.
7M
b)What are the nine services provided by wireless LAN? Give a Brief Description of these services.
8M
8.
a)Explain the three functional areas of IEEE 802.11 medium Access control.
8M
b)Discuss on usage models defined by Bluetooth profile documents.
7M
Unit V
9.
a)Illustrate the mobility management and Handoff procedure implementation in CDPD with relevant figures.
7M
b)Explain the architecture, reference model and protocol stack of Hiperlan-2 with relevant figures.
8M
10.
a)What is GPRS? Illustrate the various features, services and system architecture of GPRS with a neat figure and explain its various fields.
8M
b)What is Wireless ATM? Illustrate the basic architecture of a WATM network with relevant figure.
7M
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