Computer Networking
Which of the following communications lines is best suited to interactive processing applications?

full-duplex lines
None of these
mixed band channels
simplex lines
narrowband channels

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Computer Networking
Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?

None of these
Global network
Paperless office
Electronic newspaper
Electronic mail

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