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

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

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Computer Networking
Contention is

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
None of these
a collection of interconnected functional units that provides a data communications service among stations attached to the network
One or more conductors that serve as a common connection for a related group of devices

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