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Digital System Projects Using HDL problems


  • 1. In the frequency counter, the pulse width of the enable signal is very critical for taking an accurate frequency measurement.

  • Options
  • A. True
  • B. False
  • Discuss
  • 2. A frequency counter is a circuit that can measure and display the frequency of a signal.

  • Options
  • A. True
  • B. False
  • Discuss
  • 3. In the digital clock project HDL, the 1 pps signal is used as a synchronous clock for all of the counters' stages, which are synchronously cascaded.

  • Options
  • A. True
  • B. False
  • Discuss
  • 4. In the digital clock project, the 60 Hz signal is sent through a Schmitt-trigger circuit to produce sine wave pulses at the rate of 60 pps.

  • Options
  • A. True
  • B. False
  • Discuss
  • 5. One CASE construct inside another CASE construct is called a do-loop.

  • Options
  • A. True
  • B. False
  • Discuss
  • 6. In HDL when a circuit is simulated on a computer, the designer must create all the different scenarios that will be experienced by the actual circuit and must also know the proper response to those inputs.

  • Options
  • A. True
  • B. False
  • Discuss
  • 7. The wave-drive sequence of a stepper motor has more torque and operates more smoothly than the full-step sequence at moderate speeds.

  • Options
  • A. True
  • B. False
  • Discuss
  • 8. One of the first steps in any HDL project is to define its scope by naming each input and output.

  • Options
  • A. True
  • B. False
  • Discuss
  • 9. In HDL, one of the strategies used in strategic planning is to find a way to test each piece of the project.

  • Options
  • A. True
  • B. False
  • Discuss
  • 10. Top-down design means that we start at the highest level of the hierarchy, or that the entire project is considered to exist in a closed dark box with inputs and outputs.

  • Options
  • A. True
  • B. False
  • Discuss

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