Computer Networks --Find more at ECE,Engineering

ANNA UNIVERSITY OF TECHNOLOGY, COIMBOTORE

B.E/B.TECH.DEGREE EXAMINATIONS: NOV/DEC 2011

REGULATIONS:2008

080290032-COMPUTER NETWORKS

Tim:3 Hours

Max. Marks: 100

Welcome to Fresherscampus online engineering resources. Get latest Anna university question papers held under Coimbatore Anna University. The below questions comes for Electronics and communication Engineering (ECE)  affiliate to Coimbatore Anna university year of 2011.

PART –A Contains 10 questions each question carries 2marks totally 20Marks.

All 10 questions are very basic questions came from all five units .Among the five unit each unit contain 2 questions.

PART-B Contains 5 questions .This 5 questions are either or choice .From each unit having one question.

In this year all questions are very easy questions 11 (b), 12(b), 13 (a), 14 (a), 15 (a) are very easy.

The complete Anna Univ question paper posted below and downloads ECE Univ question papers.

                                        PART-A

1. What is the difference between a port address, a logical address and a physical address?

2. List the layer of the internet model.

3. What is the maximum & minimum size of UDP protocol?

4. Which fields if IPv4 Reade changes from router to router?

5. Compare persistence timer with keep alive timer.

6. Distinguish between Datagram subnet and Virtual Circuit subnet.

7. What is mean by link virtualization?

8. State the concept of Hamming Distance.

9. What are the fields available in ppp frame?

10. What is an intrusion Detection System?

                                                 PART-B

11. (a) With neat sketch explain about various protocol layers and their service models in networks.

OR

(b). (i). Distinguish between HTTP&FTP?                                                                                                               (8)

(ii). Explain in detail how the performance of WWW can be enhanced.                                             (8)

12. (a).(i). Explain in detail about the concept of Multiplexing and Demultiplexing .                       (8)

(ii). Describe in detail about the Real Time Transport protocols with suitable diagram.       (8)

OR

(b).(i). Explain the situation in which congestion can occur in a network.                                              (6)

(ii). Discuss in detail about controlling and congestion in a network.                                                (10)

13. (a). Explain about the shortest path Routing Algorithm in detail using suitable examples.

0R

(b).Explain in detail about the architecture of Virtual Circuit and datagram network with their merits and demerits.

14.(a). Explain the architecture of IEEE 802.11 Wireless LAN with suitable diagrams.

Discuss it’s concept of Addressing Mechanism.

OR

(b). Explain in detail about the various error detection and error correction techniques.

15.(a). (i). List out the securing mechanism for an E-mail.                                                               (6)

(ii).What is SSL? Briefly explain its architecture and its security parameters?           (10)

OR

(b). (i). Explain in detail how TCP connections can secured ?                                                          (8)

(ii). Write short notes on IDS.                                                                                                                  (4)

(iii). List out the various parameters in QOS.                                                                                    (4)

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Hope this Anna university ECE engineering university Questions Computer Networks helps for your university exams.