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07/Jul/2020 | 15 minutes to read

Best Answers to SOLID Principles Interview Questions

QFLES is listing some Essential SOLID Principles Interview Questions and Answers for Freshers and mid level of Experienced Professionals prepared by Industry Experts. All answers for these SOLID Principles interview questions are given based on standard documents and tried to explain in simple and easiest way.

These questions are targeted for Object-Oriented Design Principles like SOLID Principles, DRY, SoC, KISS etc. C# programming language is used to show examples.

1. What are the SOLID Principles?

1. Describe the Single Responsibility Principle (SRP).

3. Describe the Open Close Principle (OCP).

4. Explain Liskov Substitution Principle (LSP).

5. Explain Interface Segregation Principle (ISP).

6. Explain the Dependency Inversion Principle (DIP).

7. What is Inversion of Control (IoC)?

8. What is 'Don't repeat yourself (DRY)' Principle?

9. Explain the Separation of Concerns (SoC) design principle.

10. Explain KISS design principle.

11. How Encapsulation works as a design Principle?

Some General Interview Questions for SOLID Principles:

1. How much will you rate your self in SOLID Principles?

When you attend an interview, Interviewer may ask you to rate your self in specific Technology like SOLID Principles, So It's depend on your knowledge and work experience in SOLID Principles.

2. What challenges did you face while working on SOLID Principles?

This question may be specific to your technology and completely depends on your past work experience. So you need to just explain the challenges you faced related to SOLID Principles in your Project.

3. What was your role in last Project related to SOLID Principles?

It's based on your role and responsibilities assigned to you and what functionality you implemented using SOLID Principles in your project. This question is generally asked in every interview.

4. How much experience do you have in SOLID Principles?

Here you can tell about your overall work experience on SOLID Principles.


We have covered some frequently asked SOLID Principles Interview Questions and Answers to help you for your Interview. All these Essential SOLID Principles Interview Questions are targeted for mid level of experienced Professionals and freshers.
While attending any SOLID Principles Interview if you face any difficulty to answer any question please write to us at [email protected]. Our IT Expert team will find the best answer and will update on portal. In case if we find any new SOLID Principles questions, we will update the same here.