MARWARI COLLEGE ,RANCHI
MID SEMESTER EXAMINATION,2018
Subject:IT IV Full
Marks:25
Paper: X SEMESTER-IV Time:1 Hr
______________________________________________________________________________
1.
Answer any three from the following 5 x
3=15
a.
What are two types of transmission technology
available ?
b.
Explain OSI Reference Model.
c.
Describe Data Link Layer?
d.
What is the advantage and Disadvantage of a star
topology?
2.
Answer any three from the following 10x1=10
1.
Describe sliding windows protocol?
2.
Describe Go-back –N ARQ?
MARWARI COLLEGE ,RANCHI
B.Sc(IT) MID SEMESTER EXAMINATION,2019
Subject:C.N Full Marks:25
Paper: X SEMESTER-IV Time:1 Hr
______________________________________________________________________________
3.
Answer any three from the following 5 x
3=15
e.
What are two types of transmission technology
available ?
f.
Explain OSI Reference Model.
g.
Describe Data Link Layer?
h.
What is the advantage and Disadvantage of a star
topology?
4.
Answer any three from the following 10x1=10
3.
Describe sliding windows protocol?
4.
Describe Go-back –N ARQ?
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