Computer Networking
Baseband is

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

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Computer Networking
A T-switch is used to

rearrange the connections between computing equipment
None of these
echo every character that is received
transmit characters one at a time
control how messages are passed between computers

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