Jawaharlal Nehru Technological University Hyderabad 2010-2nd Sem M.Tech Computer Science & Engineering Regular s tember, ADVANCED COMPUTER NETWORKS (COMMON TO COMPUTER SCIENCE & ENGIN

Code No: D5804, D0504
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
M.Tech II - Semester Regular exams September, 2010
ADVANCED COMPUTER NETWORKS
(COMMON TO COMPUTER SCIENCE & ENGINEERING, COMPUTER SCIENCE)
Time: 3hours Max.Marks:60
ans any 5 ques.
All ques. carry equal marks
- - -

1. a) List 2 advantages and disadvantages of having international standards for
Network protocols.
b) Compare circuits switching and packet switching techniques.

2. a) define random access protocols with their merits and demerits.
b) Data is to be transmitted from Hyderabad to Bangalore. The data was CRC coded
at Hyderabad to Bangalore. The data was CRC coded at Hyderabad using the
devisor 10101. The data 1100100101011 was received at Bangalore. How would
you obtain whether the received data is exact 1 sent from Hyderabad?

3. What is routing and discuss the Non-least cost path algorithms with an example?

4. a) explain least-cost-path routing algorithms.
b) Compare Intra-domain and inter-domain routing protocols.

5. a) Why is UDP needed? Why can't a user program directly access IP?
b) discuss TCP congestion control.

6. a) elaborate the principles of application layer protocol?
b Define: i) Switch ii) Wireless network iii) Protocol iv) Bridger.

7. a) define the optical Routers?
b) discuss the function of basic optical Networking devices.

8. discuss Routing in ad-hoc Networks and Routing protocol for ad-hoc Networks.

Earning:   Approval pending.