Computer Networks Unit 1 Notes AKTU (BCS603)

AKTU · BTECH · Semester 6 · Computer Networks · Unit 1 · Notes

AKTU Computer Networks (BCS603) Unit 1 notes for B.Tech Semester 6 – Introductory Concepts and Physical Layer. Topics: Network Goals and Categories, Network…

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Unit 1: Introductory Concepts and Physical Layer – AKTU syllabus topics

  • Network Goals and Categories: Goals and Applications of Networks, Categories of Networks, Internet Organization and ISP
  • Network Architecture and Protocols: Layering Principles and Services, OSI Reference Model, TCP IP Protocol Suite
  • Network Devices and Components
  • Physical Layer Transmission: Transmission Media and Connections, Signal Transmission and Encoding, Network Performance and Impairments
  • Switching and Multiplexing: Switching Techniques, Multiplexing

Most asked AKTU PYQ questions from Unit 1

  1. Q3a. Name and explain Network Devices on each layer of OSI Model. (10 marks, 2023-24)
  2. Q3a. Describe all the layers of the OSI model with a well-labeled diagram. (10 marks, 2022-23)
  3. Q6b. Describe the role of application layer and session layer of OSI model in detail. (10 marks, 2021-22)
  4. Q2a. Discuss encoding types in physical layer of ISO-OSI model. (10 marks, 2021-22)
  5. Q3a. What is OSI Model? Explain the functions; protocols and services of each layer? (10 marks, 2017-18)
  6. Q2a. Explain network topological design with necessary diagram and brief the advantages and disadvantages of various topologies. (10 marks, 2017-18)
  7. Q3b. Discuss the different physical layer transmission media. (10 marks, 2017-18)
  8. Q2a. Define topology and explain the advantage and disadvantage of Bus, Star and Ring topologies. (7 marks, 2018-19)
  9. Q1e. List the functions of all layers in OSI reference model using a well labelled diagram. (2 marks, 2024-25)
  10. Q1c. Compare OSI with TCP/IP protocol suit. (2 marks, 2022-23)

AKTU paper codes: BCS603, KCS603, RCS603, NCS601

Other Computer Networks units

Computer Networks previous year papers

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