Computer Networking
A global network of millions of business, government, educational, and research networks; computer systems; database; and end users. Select the best fit for answer:

Internet technologies
Internet revolution
Internet works
The Internet
None of these

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Computer Networking
The physical layer, in reference to the OSI model, defines

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

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