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Questions and Answers
Which of the following best defines a communications system?
Which of the following best defines a communications system?
- A system that exchanges data between computers and mobile devices
- A system that exchanges data wirelessly
- A system that exchanges data via wired or wireless connection (correct)
- A system that exchanges data from one location to another location
What are the four basic elements of a communications system?
What are the four basic elements of a communications system?
- Sending and receiving devices, communications devices, communications channels, and data transmission specifications (correct)
- Sending and receiving devices, communications devices, computers, and mobile devices
- Communications channels, data transmission specifications, computers, and mobile devices
- Computers, mobile devices, communications channels, and data transmission specifications
Which types of communications channels are mentioned in the text?
Which types of communications channels are mentioned in the text?
- Electronic and physical
- Wired and wireless
- Data and transmission
- Physical and wireless (correct)
What is the purpose of differentiating Internet, Intranet, and Extranet?
What is the purpose of differentiating Internet, Intranet, and Extranet?
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What do communications devices in a communications system refer to?
What do communications devices in a communications system refer to?
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