Digital System Projects Using HDL Questions and Answers
The Digital System Projects Using HDL questions with answers section focuses on VHDL and Verilog-based digital design. These programming questions and answers are ideal for ECE students preparing for hardware design roles or competitive exams. You’ll learn about combinational and sequential circuits, FPGA implementation, and simulation testing through well-explained MCQs. Practicing these helps you understand how HDL languages model real hardware systems, a key skill for interviews at Intel, DRDO, and TCS Electronics divisions.
Digital System Projects Using HDL
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58 questions
11. In an HDL stepper motor design, why is there more than one mode?
- To change the speed of the stepper motor
- To change the direction of the stepper motor
- To direct drive the stepper motor
- All of the above
12. Which is not a major block of an HDL frequency counter?
- Display register
- Decoder/display
- Timing and control unit
- Bit shifter
13. In a full-step sequence involving two flip-flops driving four coils of a stepper motor, how far will the stepper motor step?
- 90°
- 45°
- 30°
- 15°
14. Which is not a step used to define the scope of an HDL project?
- Are the inputs and outputs active HIGH or active LOW?
- A clear vision of how to make each block work
- What are the speed requirements?
- How many bits of data are needed?
15. In the digital clock project, what is the frequency of the MOD-6 counter in the minutes section?
- 1 pulse per minute
- 6 pulses per minute
- 10 pulses per minute
- 1 pulse per hour
16. Why should a real hardware functional test be performed on the HDL stepper motor design?
- To check the speed of the software
- To check the current levels in the motor
- To check the voltage levels of the real outputs
- To provide a fully operational system
17. What does the major block of an HDL code emulation of a keypad include?
- A sequencer
- A clock
- A multiplexer
- A ring counter
18. The accuracy of the frequency counter depends on the:
- system clock frequency.
- number of displayed digits.
- sampling rate.
- display update rate.
19. In the frequency counter, if the clock generator produces a 100 kHz system clock signal, how many decade counters are required to measure 1 Hz?
- 6
- 5
- 4
- 3
20. What must a stepper motor HDL application include?
- Variables and processes
- Types and bits
- Counters and decoders
- Sequencers and multiplexers