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Questions and Answers
What are the main barriers in communication?
Which of the following is a form of wireless communication?
What is a function of a receiver in a communication system?
In a communication system, what is noise?
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What is the purpose of a transmitter in a communication system?
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Which element of a communication system is responsible for converting information into signals suitable for transmission?
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What is one-way communication also known as?
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Which of the following is an example of one-way communication?
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What is the purpose of telemetry in one-way communication?
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Which of the following is NOT an example of one-way communication?
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What distinguishes one-way communication from two-way communication?
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Which of the following statements about one-way communication is true?
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Which of the following best describes an analog signal?
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What is the purpose of modulation in communications systems?
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What is the term used for the process of transmitting two or more signals over the same channel?
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Which type of communication is represented by a baseband signal being transmitted directly into the medium?
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What is the relationship between frequency and wavelength of an electromagnetic wave?
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Which of the following best describes a digital signal?
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What is the term used for the entire range of frequencies in the electromagnetic spectrum?
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Which of the following statements about electromagnetic waves is true?
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What is the process of converting an analog signal to a digital signal called?
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Which type of communication allows for simultaneous two-way transmission?
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