Data Communication and Networking Part-1

1.What is the minimum number of wires needed to send data over a serial communication link layer
A.1
B.2
C.3
D.4
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B.2

2.Which data communication method is used to send data over a serial communication link?
A.Simplex
B. Half Duplex
C.Full Duplex
D.All of these
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C.Full Duplex

3.The interactive transmission of data within a time sharing system may be best suited to..
A.Simplex Lines
B. Half Duplex Lines
C.Full Duplex Lines
D.biflex lines
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B.Half Duplex Lines

4.Which of the following is an example of bounded medium?
A.Coaxial cable
B. wave guide
C.Fibre optic cable
D.All of these.
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D.All of these

5.Coaxial cable has conductors with
A.Equal resistance
B.same diameter
C.Different diameter
D.a common axis
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D.a common axis

6.A central computer surrounded by one or more satellite computers is called..
A.Ring Network.
B.Star network.
C.Bus network
D.none ofv these
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B. Star network.

7.The forms of information that may be sent electronically are
A.voice.
B.data
C.video
D.All Of these.
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D.All Of these.

8.The basic compont necessary for communication is a...
A.computer terminal
B.modem.
C.communication s/w
D.All of these.
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D.All of these