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  • Question
  • If a DAC has a full-scale, or maximum, output of 12 V and accuracy of If a DAC has a full-scale, or maximum, output of 12 V and accuracy of 0.1%, then the maximum error f0.1%, then the maximum error for any output voltage is ________.


  • Options
  • A. 12 V
  • B. 120 mV
  • C. 12 mV
  • D. 0 V

  • Correct Answer
  • 12 mV 


  • Digital Signal Processing problems


    Search Results


    • 1. The resolution of a 6-bit DAC is ________.

    • Options
    • A. 63%
    • B. 64%
    • C. 15.9%
    • D. 1.59%
    • Discuss
    • 2. In a flash analog-to-digital converter, the output of each comparator is connected to an input of a ________.

    • Options
    • A. decoder
    • B. priority encoder
    • C. multiplexer
    • D. demultiplexer
    • Discuss
    • 3. Settling time is normally defined as the time it takes a DAC to settle within ________.

    • Options
    • A. 1/8 LSB of its final value when a change occurs in the input code
    • B. 1/4 LSB of its final value when a change occurs in the input code
    • C. 1/2 LSB of its final value when a change occurs in the input code
    • D. 1 LSB of its final value when a change occurs in the input code
    • Discuss
    • 4. Which of the following best defines Nyquist frequency?

    • Options
    • A. The frequency of resonance for the filtering circuit
    • B. The second harmonic
    • C. The lower frequency limit of sampling
    • D. The highest frequency component of a given analog signal
    • Discuss
    • 5. In a digital reproduction of an analog curve, accuracy can be increased by ________.

    • Options
    • A. sampling the curve more often
    • B. sampling the curve less often
    • C. decreasing the number of bits used to represent each sampled value
    • D. all of the above
    • Discuss
    • 6. In a 4-bit R/2R ladder digital-to-analog converter, because of negative feedback, the operational amplifier keeps the inverting (minus) input near ________.

    • Options
    • A. 5 volts
    • B. zero volts
    • C. a voltage determined by the binary weighted input
    • D. none of the above
    • Discuss
    • 7. How are unwanted frequencies removed prior to digital conversion?

    • Options
    • A. Pre-filters
    • B. Digital signal processing
    • C. Sample-and-hold circuits
    • D. All of the above
    • Discuss
    • 8. Which type of programming is typically used for digital signal processors?

    • Options
    • A. Assembly language
    • B. Machine language
    • C. C
    • D. None of the above
    • Discuss
    • 9. Which is not an A/D conversion error?

    • Options
    • A. Differential nonlinearity
    • B. Missing code
    • C. Incorrect code
    • D. Offset
    • Discuss
    • 10. Which is a typical application of digital signal processing?

    • Options
    • A. Noise elimination
    • B. Music signal processing
    • C. Image processing
    • D. All of the above
    • Discuss


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