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Computer Networks (BCS603) AKTU predicted paper 2026-27

AI-predicted paper for Computer Networks based on 6 past papers (2018, 2019, 2022, 2023, 2024, 2025). NOT an official AKTU paper. Use as a revision tool only.

Paper pattern

  • Section A: Attempt all questions. (14 marks)
  • Section B: Attempt any THREE questions out of five. (21 marks)
  • Section C: Attempt ONE question from each pair (a or b). (35 marks)

Why these questions

  • Unit 2 (Link Layer and Medium Access Control) dominates — 25% avg weightage
  • Asked every year: Network Architecture and Protocols, Physical Layer Transmission
  • Low priority (never asked): Network Devices and Components, Switching and Multiplexing
  • Most repeated topic: Physical Layer Transmission

Section A – 2-mark questions

  • List the functions of all layers in OSI reference model using a well labelled diagram.
  • If a 7-bit hamming code received as 1110101, show that the code word has error. Also, rectify error in this code.
  • Discuss the role logical addressing.
  • List out prime three functionality of transport layer.
  • Explain HTTP.
  • Describe piggybacking?
  • List various policies that are used for congestion control.

Section B – sample questions

  • A company is assigned the address block 192.168.10.0/24. Divide it into 4 subnets and specify subnet ranges.
  • Name and explain Network Devices on each layer of OSI Model.
  • Discuss encoding types in physical layer of ISO-OSI model.