Top 25 System Verilog Interview Questions and Answers for 2021

Out of all the means of landing a job, performing well in an interview is the surest. Employers usually invite potential employees to interviews to gauge their ability and expertise before serving in different positions.

In this article, we take a look at some of the most common questions in system Verilog interviews. System Verilog is a technical term encompassing hardware description and verification language. It is used in the chip industry and calls for experts.

These 25 questions should help you land the system Verilog job of your desire.

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Below are the 25 questions discussed:
1. Why Are You Interested in This Role?
2. Mention the Difference Between a Virtual and Pure Virtual Function in System Verilog
3. What Do You Understand by Semaphores? Do You Know When They Are Used?
4. Have You Interacted with Mailboxes? What Are They and Some of Their Uses?
5. What Does a Virtual Interface Mean to You? Where Is It Used?
6. Explain the Concept of Factory and Factory Pattern
7. What Do You Understand by Callback?
8. What Kind of Strategies and Mindset Is Needed for This Role?
9. What Do You Understand by a DPI Call?
10. While Still on DPI, Could You Tell Us the Difference Between DPI Import and DPI export
11. What Do You Understand by System Tasks and Functions? Please Give Us Some Examples of System Tasks and Functions
12. Could You Please Differentiate Parameter in System Verilog and Typedef?
13. Could You Explain the Difference Between These Different Data Types: Logic, Reg, and Wire?
14. Mention the Need of Clocking Blocks
15. What Is the Use of Packages in System Verilog?
16. Detail the Difference Between Rand and Randc
17. Could You Please Explain Pass by Ref and Pass by Value?
18. What Do You Understand by Program Block and Module? What are The Differences, If Any?
19. Why Do You Need an Alias in System Verilog?
20. Could You Please Tell Us the Difference Between Initial and Final Blocks?
21. How Do You Check Whether a Handle is Holding Objects or Not?
22. What Do You Understand by Bi-Directional Constraints?
23. Do You Know The Difference Between Always_comb and Always@(*)?
24. Please Tell Us What a Queue Is
25. Mention Some of The Ways of Avoiding Race Conditioning Between Testbench and RTL