Computer Networking
Typewriter terminals can print computer-generated data at a rate of

10 characters per second
120 characters per second
120 characters per minute
1200 characters per minute
None of these

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Computer Networking
Carrier is

the condition when two or more sections attempt to use the same channel at the same time
One or more conductors that serve as a common connection for a related group of devices
a collection of interconnected functional units that provides a data communications service among stations attached to the network
None of these
a continuous frequency capable of being modulated or impressed with a second signal

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Computer Networking
Which of the following summation operations is performed on the bits to check an error-detecting code?

Attenuation
Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions
Coder-decoder
Codec
Checksum

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