SV Interview Questions

SystemVerilog Interview Questions


Below are the most frequently asked SystemVerilog Interview Questions,

  1. What is the difference between initial and final block of systemverilog?
  2. Explain simulation phases of systemverilog verification?
  3. What is the Difference between systemverilog packed and unpacked array?
  4. What is "This " keyword in systemverilog?
  5. What is alias in systemverilog ?
  6. randomized in systemverilog test bench?
  7. in systemverilog which array type is preferred for memory declaration and why?
  8. How to avoid race round condition between DUT and test bench in systemverilog verification?
  9. What are the advantages of systemverilog program block?
  10. What is the difference between logic and bit in systemverilog ?
  11. What is the difference between data type logic and wire?
  12. What is virtual interface?
  13. What is abstract class?
  14. What is the difference between $random and $urandom?
  15. What is expect statements in assertions ?
  16. What is DPI ?
  17. What is the difference between == and === ?
  18. What are system tasks ?
  19. What is systemverilog assertion binding and advantages of it ?
  20. What are parameterized classes ?
  21. How to generate array without randomization ?
  22. What is the difference between always_comb() and always@(*) ?
  23. What is the difference between overriding and overloading ?
  24. Explain the difference between deep copy and shallow copy?
  25. What is interface and advantages over normal way?
  26. What is modport and explain usage of it?
  27. What is clocking block?
  28. What is the difference between clocking block and modport?
  29. System Verilog Interview Questions , Below are the most frequently asked questions. 
  30. What are the different types of verification approaches ?
  31. What are the basic testbench components?
  32. What are the different layers of layered architecture?
  33. What is the difference between $rose and @ (posedge) ?
  34. What is the use of extern ?
  35. What is scope randomization ?
  36. What is the difference between blocking and non-blocking assignment ?
  37. What are automatic variables ?
  38. What is the scope of local and private variables ?
  39. How to check if any bit of the expression is X or Z?
  40. What is the Difference between param and typedef?
  41. What is `timescale?
  42. Explain the difference between new( ) and new[ ] ?
  43. What is the difference between task and function in class and Module?
  44. Why always blocks are not allowed in program block?
  45. Why forever is used instead of always in program block?
  46. What is SVA?
  47. Explain difference between fork-join, fork-join_none, and fork- join_any?
  48. What are the difference between mailbox and queues?
  49. What is casting?
  50. What is inheritance and polymorphism?
  51. What is callback?
  52. What is constraint solve-before?
  53. What is coverage and what are different types?
  54. What is the importance of coverage in systemverilog verification?
  55. When you will say that verification is completed?
  56. What are illegal bins? Is it good to use it and why?
  57. What is the advantage of seed in randomization ?
  58. What is circular dependency ?
  59. What is “super“ ?
  60. What is input skew and output skew in clocking block ?
  61. What is static variable ?
  62. What is package ?
  63. What is the difference between bit [7:0] and byte ?
  64. What is randomization and what can be 
  65. What are constraints? Is all constraints are bidirectional?
  66. What are in line constraints?
  67. What is the difference between rand and randc?
  68. Explain pass by value and pass by ref?
  69. What are the advantages of cross coverage?
  70. What is the difference between associative and dynamic array?
  71. What are the type of systemverilog assertions?
  72. What is the difference between $display,$strobe,$monitor ?
  73. Can we write systemverilog assertions in class ?
  74. What is argument pass by value and pass by reference ?