wireless and mobile computing

Vardhaman College Of Engineering

Exam Details

Subject wireless and mobile computing
Paper
Exam / Course b.tech
Department
Organization Vardhaman College Of Engineering
Position
Exam Date May, 2018
City, State telangana, hyderabad


Question Paper

(AUTONOMOUS)
B. Tech VII Semester Supplementary Examinations, May 2018
(Regulations: VCE-R11/11A)
WIRELESS AND MOBILE COMPUTING
(Computer Science and Engineering)
Date: 17 May, 2018 AN Time: 3 hours Max Marks: 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
Unit I
1. With a neat diagram, explain the different types of satellite orbit. 8M
Considered as an interworking unit in a communication network, what function can a
satellite have?
7M
2. What are the general advantages and disadvantages of WLANs compared to their wired
counterparts?
7M
Explain the Architecture of an infrastructure-based IEEE 802.11.
8M
Unit II
3. What is mobile computing? Explain the mobile computing architectural layers for a
mobile device.
9M
Discuss all the variants of ALOHA.
6M
4. Write a neat diagram of GSM network architecture discuss the role of SIM, BTS, BSC,
MSC in GSM network.
10M
Explain FDMA transmission in GSM systems.
5M
Unit III
5. Explain the various MANET routing protocols. 10M
What is mobile IP? What is the need of new mobile IP?
5M
6. Explain Snooping. 9M
Explain the following with respect to mobile IP:
i. IP Packet delivery
ii. Registration
iii. Encapsulation
6M
Unit IV
7. Give the classification of Data delivery mechanisms. Explain. 8M
Explain hybrid mechanism with example.
7M
8. Mention the Data Dissemination Broadcast-disk Models. Explain any one model in detail. 7M
What is meant by hoarding? What are the advantages and disadvantages of hoarding?
8M
Unit V
9. Explain Wireless Datagram Protocol service primitives. 7M
Explain the general features offered by the Wireless Session Protocol for content
exchange between cooperating clients and servers.
8M
10. Explain the functionalities provided by the Link Management Protocol. 7M
With a neat diagram, explain the several steps in the security architecture of Bluetooth. 8M


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