Digital Signal Processing problems
- 1. The ADC0804 is an example of a ________.
Options- A. single-slope analog-to-digital converter
- B. dual-slope analog-to-digital converter
- C. digital-ramp analog-to-digital converter
- D. successive-approximation analog-to-digital converter Discuss
Correct Answer: successive-approximation analog-to-digital converter
- 2. A 4-bit R/2R ladder digital-to-analog converter uses ________.
Options- A. one resistor value
- B. two resistor values
- C. three resistor values
- D. four resistor values Discuss
Correct Answer: two resistor values
- 3. What do we call the manipulation of an analog signal in a digital domain?
Options- A. Analog-to-digital conversion
- B. Digital-to-analog conversion
- C. Digital signal processing
- D. Signal filtering Discuss
Correct Answer: Digital-to-analog conversion
- 4. The dual-slope analog-to-digital converter finds extensive use in ________.
Options- A. digital voltmeters
- B. function generators
- C. frequency counters
- D. all of the above Discuss
Correct Answer: all of the above
- 5. In troubleshooting a DAC, we check its performance characteristics, such as ________.
Options- A. nonmonotonicity
- B. differential nonlinearity
- C. low and high gain
- D. all of the above Discuss
Correct Answer: all of the above
- 6. The flash method of analog-to-digital conversion uses comparators that compare reference voltages with the analog input voltage.
Options- A. True
- B. False Discuss
Correct Answer: True
- 7. Digital signal processing must be at least half as fast as the incoming signal to be processed.
Options- A. True
- B. False Discuss
Correct Answer: False
- 8. Digital filtering is faster than analog filtering.
Options- A. True
- B. False Discuss
Correct Answer: False
- 9. The flash converter is the fastest analog-to-digital conversion method.
Options- A. True
- B. False Discuss
Correct Answer: True
- 10. Offset is the characteristic of a DAC defined by the absence of any incorrect step reversals.
Options- A. True
- B. False Discuss
Correct Answer: False
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