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Questions and Answers
What is a signal?
What is a signal?
- A discrete variation of electrical amplitude
- A continuous variation of electrical amplitude
- A physical representation of information passing through a system from source to recipient (correct)
- A digital representation of information passing through a system
Which best describes an analog signal?
Which best describes an analog signal?
- It varies continuously over time (correct)
- It is much easier to process with computers
- It varies discretely over time
- It consists of a succession of zero and one
What is a digital signal?
What is a digital signal?
- It varies discretely over time and consists of a succession of zero and one (correct)
- It consists of a continuous variation of electrical amplitude
- It varies continuously over time
- It is the true image of the signal to be processed
What is the process called for the digital conversion of an analog signal?
What is the process called for the digital conversion of an analog signal?
What does quantification involve in the digital conversion process?
What does quantification involve in the digital conversion process?
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