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Questions and Answers
What are the five components that make up a data communications system?
What are the five components that make up a data communications system?
- Simplex, half-duplex, full-duplex, network, and topology
- Text, numbers, images, audio, and video
- Message, sender, receiver, medium, and protocol (correct)
- Data, transmission, destination, accuracy, and timeliness
What are the three ways in which data can flow between two devices?
What are the three ways in which data can flow between two devices?
- Data, transmission, destination
- Point-to-point, multipoint, topology
- Simplex, half-duplex, or full-duplex (correct)
- Unicast, multicast, broadcast
In a point-to-point connection, how many devices are connected by a dedicated link?
In a point-to-point connection, how many devices are connected by a dedicated link?
- Three or more devices
- One device
- Two and only two devices (correct)
- Unlimited number of devices
What does topology refer to in the context of a network?
What does topology refer to in the context of a network?
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What is a network?
What is a network?
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What is the key function of a protocol in data communication?
What is the key function of a protocol in data communication?
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Where does a wide area network (WAN) typically span?
Where does a wide area network (WAN) typically span?
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What best describes the Internet?
What best describes the Internet?
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