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Top 17 ASP.NET Core Web API Interview Questions and Answers

21/Jan/2021 | 10 minutes to read

Here is a List of essential ASP.NET Core Web API Interview Questions and Answers for Freshers and mid level of Experienced Professionals. All answers for these ASP.NET Core Web API questions are explained in a simple and easiest way. These questions will help you to clear your next Job interview.

ASP.NET Core Web API Interview Questions

Best Answers to ASP.NET Core Web API Interview Questions

These interview questions are targeted for ASP.NET Core Web API. You must know the answers of these ASP.NET Web API questions to clear a .NET developer interview.


1. What is the REST or RESTful API?

2. Mention some key characteristics of REST.

3. What is the difference between SOAP and REST?

4. What are the methods supported by REST?

5. Describe ASP.NET Core Web API.

Web API is a framework that is used to develop REST APIs that can be consumed by any client.

6. Differentiate MVC and Web API.

7. How ASP.NET Core web API help pages with Swagger / OpenAPI?

8. Explain the controller action return types in ASP.NET Core web API.

9. How to handle JSON Patch requests in an ASP.NET Core web API?

10. How to format response data in ASP.NET Core Web API?

11. Explain the custom formatters.

12. How to handle errors in ASP.NET Core web APIs?

How will you choose from a class library project or Web API?

Some General Interview Questions for ASP.NET Core Web API

1. How much will you rate your self in ASP.NET Core Web API?

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

2. What challenges did you face while working on ASP.NET Core Web API?

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 ASP.NET Core Web API in your Project.

3. What was your role in last Project related to ASP.NET Core Web API?

It's based on your role and responsibilities assigned to you and what functionality you implemented using ASP.NET Core Web API in your project. This question is generally asked in every interview.

4. How much experience do you have in ASP.NET Core Web API?

Here you can tell about your overall work experience on ASP.NET Core Web API.

5. Have you done any ASP.NET Core Web API Certification or Training?

It's depend on candidate like you have done any ASP.NET Core Web API training or certification. Certifications or trainings are not essential but good to have.

Conclusion

We have covered some frequently asked ASP.NET Core Web API Interview Questions and Answers to help you for your Interview. All these Essential ASP.NET Core Web API Interview Questions are targeted for mid level of experienced Professionals and freshers.
While attending any ASP.NET Core Web API Interview if you face any difficulty to answer any question please write to us at info@qfles.com. Our IT Expert team will find the best answer and will update on portal. In case if we find any new ASP.NET Core Web API questions, we will update the same here.

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