Computer Networking
A T-switch is used to

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

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Computer Networking
Bandlimited signal is

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

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