Download JNTUH MCA 3rd Sem R17 2019 April-May 843AB Aprilmay Computer Networks Question Paper

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 3rd Sem (Third Semester) Regulation-R17 2019 April-May 843AB Aprilmay Computer Networks Previous Question Paper

R17

Code No: 843AB















JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA III Semester Examinations, April/May - 2019

COMPUTER NETWORKS



Time: 3hrs













Max.Marks:75

Note: This question contains two parts A and B.



Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B
consists of 5 Units. Answer any one full question from each unit. Each question carries
10 marks and may have a, b, c as sub questions.



PART - A

















5 ?5 Marks = 25



1.a) Give a short note on " Evolution of Internet".









[5]

b) What are Data link layer design issues?











[5]

c) What is quality of service?













[5]

d) What are the services provided by Transport layer?







[5]

e) Define DNS? Compare and contrast FQDNs and PQDNs.





[5]



PART - B

















5 ? 10 Marks = 50



2.

Describe TCP/IP protocol suite.













[10]

OR

3.

Write in detail about the wireless transmission.









[10]



4.

Describe in detail about point to point WANs.









[10]

OR

5.

Describe in detail about the flow and error control mechanisms in data link layer. [10]


6.

Compare and contrast between shortest parts routing and Distance vector routing. [10]

OR
7.

Write in detail about BGP.













[10]


8.

Discuss about connection management.











[10]

OR

9.

Explain about UDP package in Detail.











[10]


10.

What is SNMP? State and describe the roles of SMI and MIB in SNMP.

[10]

OR

11.

Explain any two video/audio compression techniques.







[10]




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