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SystemVerilog Questions

In most RTL Design Interviews, you will be asked to write some code, or explain what a snippet of code does, or synthesizes to. This question bank aims to help you prepare for the most commonly asked items in an interview.

Basic Questions

  1. What are blocking and non-blocking assignment statements in SystemVerilog? (Link to Answer)
  2. What does Case Sensitivity in a programming language refer to? How do Hardware Description Languages like VHDL and SystemVerilog handle case sensitivity? (Link to Answer)
  3. What is the difference between Bitwise Operators and Conditional Operators in SystemVerilog?
  4. What are the advantages of using the always_ff construct over the more generic always@ Verilog construct?
  5. Write SystemVerilog code for a Positive Edge Triggered FF with a Clock Enable and an Asynchronous Preset.

Advanced Questions

  1. What are the key differences between packed and unpacked arrays in SystemVerilog? (Link to Answer)
  2. What are the typical use cases for packed arrays while describing digital logic?
  3. What are the Synthesis implications in using packed vs unpacked arrays in SystemVerilog?
  4. What are SystemVerilog Interfaces? What are the advantages of using Interfaces over other constructs like a "struct" in SystemVerilog?
  5. Can you explain the concept behind the .name and .* constructs in SystemVerilog? (Link to Answer)