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
Checksum
Codec

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Computer Networking
You copy a configuration from a network host to a router's RAM. The configuration looks correct, yet it is not working at all. What could the problem be?

The IOS became corrupted after the copy command was initiated.
The copy did not override the shutdown command in running-config.
You copied the wrong configuration into RAM.
You copied the configuration into flash memory instead.

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