Download JNTUH MCA 2nd Sem R20 2022 May 872AC Computer Networks Question Paper

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 2nd Sem (Second Semester) Regulation-R20 2022 May 872AC Computer Networks Previous Question Paper

R20

Code No:872AC















JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA II Semester Examinations, May - 2022

COMPUTER NETWORKS

Time: 3 Hours















Max.Marks:75

Answer any five questions

All questions carry equal marks

- - -


1.

Explain the TCP/IP reference model.











[15]



2.a)

Explain about the coaxial cable and fibre optics transmission media.



b)

What is ARPANET? Explain in detail.











[8+7]


3.

Explain the stop-and-wait protocol. Illustrate with an example.





[15]



4.a)

Explain about CSMA protocols.











b)

What are the design issues of data link layer?









[10+5]


5.

Explain the distance vector routing algorithm.









[15]


6.

Discuss briefly about:



a) Flooding



b) Multicast



c) Hierarchical routing.















[5+5+5]


7.a)

Draw and explain fields of TCP header.









b)

Compare TCP with UDP.















[10+5]



8.a)

Explain the HTTP protocol.











b)

What is SNMP? Discuss briefly.













[9+6]






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