MCASemester 32024-25Computer NetworkKCA303
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Computer Network (KCA303) - AKTU Question Paper 2024-25

MCA · Semester 3 · Free PDF Download

This is the official AKTU Computer Network Previous Year Question Paper for MCA Semester 3, academic session 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:MCA
Semester:Semester 3
Session:2024-25
University:AKTU / UPTU

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Questions Asked in 2024-25

Computer Network (KCA303) — complete question paper · 100 marks · 3 Hours

Section AAttempt all questions in brief. 2 x 10 = 20
  • a
    Discuss Jitter with the help of an example
  • b
    Explain the various types of transmission modes
  • c
    Differentiate between single bit and burst error
  • d
    Write difference between Pure Aloha and Slotted Aloha
  • e
    Explain the difference between a public and a private IPv4 address
  • f
    What does CIDR notation /24 mean in IPv4 addressing?
  • g
    Explain port address
  • h
    Differentiate between Open Loop and Closed loop techniques of Congestion control. i. How NVT is helpful at the time of data transmission in Telnet. 5 K1 j. Write the port number used in File Transfer Protocol
Section BAttempt any three of the following: 10 x 3 = 30
  • a
    Explain the advantages and disadvantages of ISO-OSI model. 1 K2 A message 110101 is to be transmitted using CRC with a generato r polynomial x³ + x + 1. Show the s teps to calculate the CRC code word and verify it at the receiver's end
  • c
    Illustrate the DHCP (Dynamic Host Configuration Protocol) and i ts function in the assignment of IP addresses to network devices. 3 K3 Describe the structure of a TCP segment. Highlight and explain the purpose of important fields in the TCP header, such as source p ort, destination port, sequence numbe r, acknowledgment number, flags , window size, and checksum
  • e
    Discuss various types of Email A rchitectures with the help of n eat diagram
Section CAttempt any one part of the following: 10 x 1 = 10
  • a
    Explain the various types of topo logies with their advantages a nd disadvantages
  • b
    Explain various types of guided transmission media with the help of neat diagram
  • b
    Explain the basic concept of distance vector routing. How do ro uters exchange routing information using this protocol?
  • a
    Demonstrate the role of the checksum field in the UDP header with the help of an example 4 K3 Illustrate the process of TCP connection establishment using the Three- Way Handshaking process. Describe each of the three steps involved in establishing a TCP connection
  • a
    Define cryptography. Give the classification of cryptography
  • b
    Discuss functions of network mana gement. Explain the working o f Simple Network Management Protocol

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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