CS2302 Computer Networks Question Bank : dmice.ac.in
Name of the College : DMI College OF Engineering
Subject : Computer Networks
Website : dmice.ac.in
Document type : Question Bank
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DMI Computer Networks Question Paper
CS2302 – COMPUTER NETWORKS :
UNIT I
2 MARKS :
What is the difference between port address, logical address and physical address? [MAY/JUNE 2014]
What will the maximum number of frames sent but unacknowledged for a sliding
window of size n – 1 (n is the sequence number)? [MAY/JUNE 2014]
Related : DMI College OF Engineering GE6151 Computer Programming B.E Question Bank : www.pdfquestion.in/2798.html
Define a layer. [NOV/DEC 2013]
What do you mean by framing? [NOV/DEC 2013]
Give the purpose of layering. [MAY/JUNE 2013]
What is the use of Two dimensional parity in error detection? [NOV/DEC 2012]
What are the issues in datalink layer? [NOV/DEC 2012]
What is flow control? [NOV/DEC 2011]
Define Error detection and correction. [NOV/DEC 2011]
What are the functions of application layer? [APR/MAY 2011]
Define bit stuffing. [APR/MAY 2011]
What are the two types of line configuration? [NOV/DEC 2010]
What do you mean by error control? [NOV/DEC 2010]
What do you mean by error control? [NOV/DEC 2010]
How does a single bit error differ from a burst error? [NOV/DEC 2008]
Mention the components of a data communication system. [NOV/DEC 2008, ECE]
What are the advantages of wireless media over wired media? [NOV/DEC 2008, ECE]
What is the significance of twisting in twisted pair cable? [MAY/JUNE 2008]
Which of the OSI layers handles each of the following [NOV/DEC 2009]
(a) Dividing the transmitted bit streams into frames
(b) Determining which route through the subnet to use
What are the advantages of wireless media over wired media? [NOV/DEC 2009]
16 MARKS :
Given a remainder of 111, a data unit of 10110011 and a divisor of 1001, is there
an error in the data unit. Justify your answer with necessary principles. (16) [MAY/JUNE 2014]
How is frame order and flow control is achieved using the data link layer? (16) [MAY/JUNE 2014]
Discuss the ISO OSI model. (16) [NOV/DEC 2011, NOV/DEC 2010, NOV/DEC 2009]
Explain the different Types of multiplexing.(16) [NOV/DEC 2011]
Explain in detail about the following. (16) [APR/MAY 2011]
PPP
SONET
HDLC
Explain various types of transmission media in detail with their advantages and disadvantages. (16) [MAY/JUNE 2013 –CS1302]
(i) Explain NRZ, NRZI and Manchester encoding schemes with examples. (8) [NOV/DEC 2013]
Describe how bit stuffing works in HDLC protocol. (8) [NOV/DEC 2013]
Suppose we want to transmit the message 11001001 and protect it from errors using the CRC polynomial x3 + 1. Use polynomial long division to determine the message that should be transmitted. (16) [NOV/DEC 2013]
i) Explain the following error detection method, Cyclic Redundancy Check. (8) [NOV/DEC 2012, NOV/DEC 2010]
ii) Discuss briefly about Link Level Flow control (8)
i) Discuss the framing technique used in HDLC. What is the effect of errors on this framing? (8) [MAY/JUNE 2013]
ii) Discuss the principle of stop and wait flow control algorithm. Draw time line diagrams and explain how loss of frame and loss of an ACK are handled. What is the effect of delay-bandwidth product on link utilization? (8)
UNIT II
2 MARKS :
What is the average size of an Ethernet frame? [MAY/JUNE 2014]
What is the access method used by wireless LAN? [MAY/JUNE 2014]
How does an FDDI node determine whether it can send asynchronous traffic and synchronous traffic. [MAY/JUNE 2013]
What are the functions of bridges. [NOV/DEC 2010, 2011]
What is the advantage of FDDI over a basic Token Ring? [NOV/DEC 2010]
List the main two limitation of bridges. [NOV/DEC 2013]
Define source routing. [NOV/DEC 2013]
Mention some of the physical properties of Ethernet. [ APR/MAY 2011]
How is the minimum size of an Ethernet frame determined?[MAY/JUNE 2013]
What is CSMA/CD? [NOV/DEC 2011]
Differentiate fast and gigabit Ethernet? [NOV/DEC 2012]
What is the difference between switch and bridge? [NOV/DEC 2012]
Define a Bridge. [NOV/DEC 2010]
Write notes on CSMA. [NOV/DEC 2010]
Compare the performance of 1 – persistent and non-persistent CSMA protocols in terms of channel utilization under varying loads. [NOV/DEC 2009]
Name the timers used in FDDI. [MAY/JUNE 2012]
Define Piggy Backing. [MAY/JUNE 2013, ECE]
Mention the types of Bridges. [MAY/JUNE 2013, ECE]
Differentiate between logical address and physical address. [APR/MAY 2011, ECE]
What is burst error? [APR/MAY 2011, ECE]