Download JNTUA MCA 2019 May Reg-Supply 3rd Sem 17F00302 Computer Networks Question Paper

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Code: 17F00302

MCA II Semester Supplementary Examinations May 2019

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COMPUTER NETWORKS

(For 2017 admitted batches only)

Time: 3 hours Max. Marks: 60

Answer all the questions

1. State the purpose of layering in networks. Explain different layers of OSI referential model with their functionality.

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   OR

   Define transmission medium. Explain different transmission medium with their advantages and disadvantages.

2. Explain about the error detection and error correction with an example.

   OR

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   With the help of diagram, explain five different categories of connecting devices?

3. What do you mean by routing in network? Explain in detail about any one routing algorithm and one congestion control algorithm. Also write the advantages and disadvantages of each.

   OR

   Write about IPV6 in detail. What are its new features and improvements?

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4. Explain in detail about the connection establishment in TCP.

   OR

   Discuss in brief about the services provided by the transport layer.

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5. Explain the functioning of HTTP in detail.

   OR

   Write short notes on the following:

   1. SNMP.
   2. Domain Name System.

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