Computer Networks previous year question paper 2022| HNBGU MCA second semester

Admin - January 19, 2024

Computer Networks

HNBGU MCA Previous Question Paper 2022

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    1. Explain with example the types of transmission modes.

    2. Explain the advantages and disadvantages of different network topologies.

    3. Why twisted pair cables are preferable over coaxial cables?

    1. Describe the working principle of Carrier Sense Multiple Access with Collision Detection(CSMA/CD).

    2. Describe in brief the various switching techniques.

    1. What are the drawbacks of stop and wait protocol? How can they overcome by sliding window protocol?

    2. Describe the important duties of Data Link Layer in TCP/IP model.

  4. Write notes on any three of the following:

    1. Unguided media
    2. VLAN
    3. Switches and Routers
    4. UDP
    5. RSA algorithm

    1. Compare TCP/IP model with OSI model.

    2. Compare Reliability in Data Link Layer and Transport layer

  6. Describe in details the services of Network layer in TCP/IP model and describe in detail any one unicast routing protocol.

    1. Discuss various network security issues and describe the following protocol:

      1. HTTP
      2. DNS

  8. Why IP is paired with TCP? Describe with diagram the frame format of IPVv4 and discuss the need of IPv6.

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