Computer Networking
Bandlimited signal is

a signal all of whose energy is contained within a finite frequency range
transmission of signals without modulation
simultaneous transmission of data to a number of stations
All of these
None of these

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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?

Paperless office
Global network
Electronic newspaper
Electronic mail
None of these

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