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
Electronic mail
Electronic newspaper
Global network
None of these

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Computer Networking
Terminals are used to

communicate management decisions to the physical system
None of these
collect data from the physical system
provide information for the manager
All of these

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