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Questions and Answers
What is the definition of amplification?
What is the definition of amplification?
- The process of decreasing the amplitude of a signal
- The process of converting an analogue signal to a digital signal
- The process of increasing the amplitude of a signal (correct)
- The process of modifying the frequency of a signal
How would you define filtering?
How would you define filtering?
- The process of removing unwanted parts of a signal (correct)
- The process of increasing the amplitude of a signal
- The process of decreasing the amplitude of a signal
- The process of modifying the frequency of a signal
What does rectification involve?
What does rectification involve?
- Converting an analogue signal to a digital signal
- Increasing the frequency of a signal
- Making a waveform purely negative
- Making a waveform purely positive (correct)
What is the difference between a discrete time signal and a digital signal?
What is the difference between a discrete time signal and a digital signal?
What is modulation?
What is modulation?
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