Computer Networking
We can receive data either through our television aerial or down our telephone lines and display this data on our television screen. What is the general name given to this process?

Viewdata
Teletext
Videotex
None of these
Telesoftware

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Computer Networking
The network layer, in reference to the OSI model, provide

data link procedures that provide for the exchange of data via frames that can be sent and received
the virtual circuit interface to packet-switched service
All of these
the interface between the X.25 network and packet mode device
None of these

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