MCA MAGADH UNIVERSITY QUESTION (Third semester ) 2012-2015 Computer Communication Network

MCA MAGADH UNIVERSITY QUESTION (Third semester ) 2012-2015 Computer Communication Network
MCA MAGADH UNIVERSITY QUESTION (Third semester ) 2012-2015 Computer Communication Network

                                                                             2012-2015
                                                                           Full Marks: 80
                                                                            Time: 4 hours
                                             Candidates are required to give their answers in their
                                                              Own words as far as practicable.
                                                             The questions are of equal value.
                                                                 Answer any five questions.

1. What do you mean by Channel allocation? Discuss two channel allocation protocols in detail.

2. How does Token Ring LAN protocol operate? Discuss.

3. Discuss IPV4 header format with description of each field in detail.

4. Explain TCP/IP protocol suit in detail? Also support your answer with appropriate diagram.

5. What are the class type, Net Id and Host Id of following IP address?
    (a) 122.35.62.96
    (b) 218.248.255.194
    (c) 61.32.56.98
    (d) 145.52.65.91

6. Differentiate between circuit switching, Packet switching and message switching. Explain implementation of a multistage switch as a substitute of a crossbar switch with an appropriate diagram.

7. Discuss the two forms of in which virtual circuit packet switching can be implemented.

8. What is IEEE 802.3 standards? Discuss.

9. What do you mean by Bit Oriented Protocol ? Discuss HDLC protocol in detail.

10. Discuss working of FDDI protocol in detail with an appropriate diagram.

11. Differentiate between the following:
      (a) Data Vs Signal
      (b) Service Vs Protocol
      (c) Analog Vs Digital signal
      (d) Synchronous Vs Asynchronous transmission

12. Write short notes on the following:
       (a) Bit Stuffing
       (b) Bandwidth
       (c) Baud rate
       (d) Layered Architecture

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