Data Communication and Networking Part-2

1.In OSI Network architecture,the routing is performed by
A.Data Link Layer
B.Network Layer
C.Transport Layer
D.session Layer
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B.Network Layer

2.In OSI architecture the dialogue control and token management are responsibilities of..
A.Network Layer
B.Data Link Layer
C.Session Layer
D.Transport Layer
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C.Session Layer

3.Transmission of binary signals requires...
A.less bandwidth than analog
B.more bandwidth than analog
C.same bandwidth as analog
D.a licence from FAA
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B.more bandwidth than analog

4.One unsolved problem with satellite system is..
A.coverage
B.privacy
C.bandwidth
D.access.
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B.privacy

5.Which of the following device copies electrical signals from one Ethernet to another?
A.Bridge
B.Repeater
C.Router
D.Gateway
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B.Repeater

6.Working of WAN generally involves..
A.Satellite.
B.Frame Delay.
C.ATM
D.All of these
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D.All of these.

7.Which of the following protocol is used for remote terminal connection device..
A.TELNET.
B.FTP
C.RARP
D.UDP.
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A.TELNET.

8.Which of the following protocol a diskless machine uses to obtain its IP address from a server?
A.RDP
B.RARP.
C.RIP
D.X.25
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B.RARP