B.TechSemester 62022-23Computer NetworksKCS-603
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Computer Networks (KCS-603) - AKTU Question Paper 2022-23

B.Tech · Semester 6 · Free PDF Download

This is the official AKTU Computer Networks Previous Year Question Paper for B.Tech Semester 6, academic session 2022-23. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 6
Session:2022-23
University:AKTU / UPTU

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Questions Asked in 2022-23

Computer Networks (KCS-603) — complete question paper

Section AAttempt all questions in brief. 2 x 10 = 20
  • a
    Explain the differences between point to point and point to multipoint
  • b
    Define bit rate and baud rate
  • c
    Compare OSI with TCP/IP protocol suit
  • d
    Construct the Polar NRZ -L and NRZ -I schemes for the following Data: 01001110
  • e
    Describe piggybacking?
  • f
    Explain ICMP BGP protocol and its application in r eal-world scenarios
  • g
    If a 7-bit hamming code received as 1110101, show that the code word has error. Also, rectify error in this code
  • h
    Define QoS. i. State difference between HTTP and HTTPS. j. Describe the “ count to infinity problem” with an e xample
Section BAttempt any three of the following: 10x3=30
  • a
    Name and Explain 4 network devices, and write ab out transmission Impairment in brief
  • b
    Explain CSMA/CD with CSMA/CA with diagram
  • c
    Explain the working principle of the Congestion Control mechanism with a well-labeled diagram
  • d
    Explain the following terms by taking real -world examples: i) Go Back-N ii) Selective repeat
  • e
    Explain Asymmetric cryptography. Also, write the steps used in RSA algorithm, demonstrate the transmission of character “F” using RSA
Section CAttempt any one part of the following: 10x1=10
  • a
    Describe all the layers of the OSI model with a well -labeled diagram
  • b
    Differentiate between various topologies with we ll labeled diagram
  • a
    A bit stream 10011101 is transmitted using x 3+1 generator polynomial. Generate the CRC code word for this message
  • b
    Explain error control mechanism in Data link lay er and giving example of each method
  • a
    Illustrate the difference between IPv4 and IPv6
  • b
    The IP network 200.198.160.0 is using subnet mas k 255.255.255.224. Draw the subnets
  • a
    Explain the following terms: (i) FTP (ii) SMTP (iii) DNS (iv)ARP
  • b
    Differentiate TCP and UDP in context of the head er format
  • b
    Define SNMP Protocols and working scenario

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

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