Q. The _______ layer changes bits into electromagnetic signals.

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Q. The _______ layer is the layer closest to the transmission medium.

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Q. The process-to-process delivery of the entire message is the responsibility of the _______ layer.

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Q. The information to be communicated in a data communications system is the _______.

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Q. Frequency of failure and network recovery time after a failure are measures of the _______ of a network.

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Q. An unauthorized user is a network _______ issue.

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Q. Communication between a computer and a keyboard involves ______________ transmission.

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Q. A television broadcast is an example of _______ transmission.

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Q. A _______ connection provides a dedicated link between two devices.

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Q. In a _______ connection, more than two devices can share a single link.

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Q. In _______ transmission, the channel capacity is shared by both communicating devices at all times.

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Q. In the original ARPANET, _______ were directly connected together.

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Q. _______ are special-interest groups that quickly test, evaluate, and standardize new technologies.

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Q. Which agency developed standards for physical connection interfaces and electronic signaling specifications?

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Q. _______ refers to the structure or format of the data, meaning the order in which they are presented.

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Q. ________ defines how a particular pattern to be interpreted, and what action is to be taken based on that interpretation.

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Q. _______ refers to two characteristics: when data should be sent and how fast it can be sent.

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Q. Data flow between two devices can occur in a _______ way.

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Q. In a ______ connection, two and only two devices are connected by a dedicated link.

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Q. In a ________ connection, three or more devices share a link.

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