Computer Networking
Telecommunication networks frequently interconnect an organization with its customers and suppliers. Select the best fit for answer:

None of these
Switching alternating
Inter organizational networks
Extranets
Bandwidth alternatives

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Computer Networking
Bus is

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

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Computer Networking
RS-449/442-A/423-A is

a code in which each expression conforms to specific rules of construction, so that if certain errors occur in an expression the resulting expression will not conform to the rules of construction and
a set of physical layer standards developed by EIA and intended to replace RS-232-
the ratio of the number of data units in error to the total number of data units
a check bit appended to an array of binary digits to make the sum of the all the binary digits
None of these

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