Computer Networking
Which of the following transmission systems provides the highest data rate to an individual device

None of these
Telephone lines
leased lines
Voice band modem
Computer bus

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

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

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