Download JNTUH MCA 3rd Sem R15 2020 November 823AE Computer Networks Question Paper

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Code No: 823AE Rl 5

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

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MCA 111 Semester Examinations, October/ November - 2020

COMPUTER NETWORKS

Time: 2 Hours Max. Marks: 75

Answer any five questions

All questions carry equal marks

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1. a) Write about networks, switching, and internet in view of internetworking. [7+8]
   b) What are “Internet standards and Internet Administration”?
2. Describe about repeaters, hubs, bridges, switches, routers and gateways in brief. [15]
3. Write short notes on the following:
   a) Distance Vector Routing [7+8]
   

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   b) Count-to-Infinity problem.
4. Write about ARP and IPV6 protocols. [15]
5. Write short notes on the following:
   a) TELNET [7+8]
   b) SSH.

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6. Differentiate between OSI and TCP/IP reference models. [15]
7. State different types of channel allocation problems in LANs and MANSs. [15]
8. Explain about “Hierarchical routing” with example. [15]

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