Computer Networking
An international standard, multilevel set of protocols to promote compatibility among telecommunications networks. Select the best fit for answer:

None of these
Virtual Private Network
Network operating system
Network Server
OSI

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Computer Networking
Error detecting code is

a check bit appended to an array of binary digits to make the sum of all the binary digits.
the ratio of the data units in error to the total number of data units
an error-detecting code based on a summation operation performed on the bits to be checked
a code in which each expression conforms to specify rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and
None of these

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