Data Communication and Network Msc IT 1 Semester/Term University Of Sargodha (UOS) 2013
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University of Sargodha
M.SC
1. I. 1" Term. Exam 2013
Maximum Marks: 80
Time Ahowed: 2:30 Hours
Note:
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(Objective)
Marks: 16*2 - 32
Q1.
Write short answers of the following in two tines each on your answer book.
1. What is point to point connection?
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2. What is the ditference between service point address, logical address and physical.
1-3. What is multicast? What is the difference between Multicast and Unicast? and S
4. Mention the types of errors? Single + Burst coo.
5. Define Adhoc Networks?0f fa tri spends
G.VWhat do you mean by redundency? Dabli, punpose
7. List the benefits of P2P network?
S. What is multiplexirg?
?. What sue the udvantages of networking?
10 flow data is transmitted over a medium?
11. What do you mean by CSMA?
12. What do you mean by wireless communication
13. What do you mean by switehing?.
14. Define parity check?
15. Define Selective Repeat ARQ?
16.-What is HDLOR High
Data. Lint Control
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2
3
4.
5-
6.
7,.
Explain OSI reference model. v
Explain different types of switching methods? V
Explain IEEE $02.11 Architecture and services?
Explain Third-Generation Systems and provide appropriate examples.
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