Computer Networking
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Characters from A to Z
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Supports only few characters
Represents symbol or characters used in any langua

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Computer Networking
Contention is

None of these
a continuous frequency capable of being modulated or impressed with a second signal
One or more conductors that serve as a common connection for a related group of devices
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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