Lovely Professional University 2010 B.Tech Computer Science and Engineering Assignment -3 Data Communication and Networking - Question Paper

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Assignment 3

Class :

Date of Allotment :

Date of Submission :

Q1.Why collision is an issue in a random access protocol but not in controlled

access or channelizing protocols

Q2.How does CHAP work? How it is superior to PAP?

Q3.Make a table to compare PPP frame format with the U frame of HDLC? Which Parts are same and which are different?

Q4.Explain for CSMA/CD protocol what should be done if there is an access conflict?

Q5. What are the advantages of dividing an Ethernet LAN with a bridge?

Q6. Discuss the three types of mobility in a wireless LAN?

Q7. Compare a piconet and a scatternet?

Q8. What is the difference between a bus backbone and a star backbone?

Q9. How does VLAN save company time and money?

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Instructions:

1.        Students are requested not to submit incomplete and rough like assignments, which results the same as non-submission and hence not allowed to sit for the Assignment Test and therefore their assignment mark for the same will be entered ZERO.

2.        The Assignment should be written strictly on A4 sheet, in which the Cover Page and Assembly Language related answers should be in printed form. However, Timing Diagram related answers should be strictly by hand written.

3.        It is mandatory to write the question of every answer too.

4.        Submission after the deadline is strictly rejected.

Students are directed to bring A4 sheet during the Assignment Test, which will be of only 15 minutes duration, and the remaining time will be as usual converted into a lecture class.

Posted by: (Subject In-charge)