Computer Networking
The application layer of a network

consists of software being run on the computer connected to the network
defines the user's port into the network
All of these
None of these
establishes, maintains, and terminates virtual circuits

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Computer Networking
Demodulation is the process of

None of these
converting digital signals to analog signals
combining many low speed channels into one high speed channel
converting analog signals to digital signals
dividing the high-speed signals into frequency bands

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