Top 10 interview questions for .NET Core (2023)

watch_later 3/13/2023

Preparing for a .NET Core interview can be challenging, but codingvila's guide is here to help! We provide a list of the top 10 interview questions and expert answers that cover everything from .NET Core basics to advanced topics like middleware, full-stack development, web APIs, and MVC. 

Top 10 interview questions for .NET Core

Whether you're preparing for a full-stack .NET Core interview or a specific area like ASP.NET or MVC, our guide has got you covered. With codingvila's informative content, you can confidently prepare for your interview and impress your potential employer. So, how do you pass a .NET interview? Start by checking out codingvila's guide and preparing yourself for success!

1. What is .NET Core?

Answer: .NET Core is an open-source, cross-platform framework for building modern applications. It is a modular framework that allows developers to use only the components they need in their applications.

2. What are the benefits of using .NET Core?

Answer: Some of the benefits of using .NET Core are:

Cross-platform support: .NET Core runs on Windows, macOS, and Linux.

Open-source: .NET Core is open-source, which means it is free to use and developers can contribute to its development.

High performance: .NET Core is optimized for high performance and scalability.

Modular architecture: .NET Core has a modular architecture, which allows developers to use only the components they need in their applications.

Cloud-ready: .NET Core is designed to be cloud-ready, which means it can be easily deployed to cloud platforms such as Microsoft Azure.

3. What is the difference between .NET Framework and .NET Core?

Answer: .NET Framework is a Windows-only framework for building Windows desktop applications and ASP.NET web applications. .NET Core, on the other hand, is a cross-platform framework that can be used to build applications for Windows, macOS, and Linux.

4. What is ASP.NET Core?

Answer: ASP.NET Core is a web application framework built on top of .NET Core. It is cross-platform and can be used to build web applications for Windows, macOS, and Linux.

5. What is middleware in ASP.NET Core?

Answer: Middleware in ASP.NET Core is software that sits between the web server and the application. It can perform tasks such as authentication, logging, and routing.

6. What is dependency injection in .NET Core?

Answer: Dependency injection is a design pattern used in .NET Core to manage dependencies between classes. It allows classes to be loosely coupled, which makes them more modular and easier to test.

7. What is the difference between transient, singleton, and scoped services in .NET Core?

Answer: Transient services are created each time they are requested. Singleton services are created once and then reused for subsequent requests. Scoped services are created once per request.

8. What is Razor?

Answer: Razor is a syntax used in ASP.NET Core to create dynamic web pages. It allows developers to embed C# code directly in HTML pages.

9. What is a View in ASP.NET Core?

Answer: A View in ASP.NET Core is the visual representation of a web page. It is typically an HTML file that includes Razor syntax to generate dynamic content.

10. What is the difference between ViewBag and ViewData in ASP.NET Core?

Answer: ViewBag and ViewData are both used to pass data from a controller to a view in ASP.NET Core. The main difference between them is that ViewBag uses dynamic typing, while ViewData uses a dictionary. ViewBag is also more concise and easier to use, but ViewData is more flexible and can be used for more complex scenarios.


how do i pass a .net interview

what is a middleware in .net core

full-stack net core interview questions

net core web api interview questions

net interview questions interview questions

net core mvc interview questions mvc interview questions

how do i prepare for a .net interview

Codingvila provides articles and blogs on web and software development for beginners as well as free Academic projects for final year students in Asp.Net, MVC, C#, Vb.Net, SQL Server, Angular Js, Android, PHP, Java, Python, Desktop Software Application and etc.

Thank you for your valuable time, to read this article, If you like this article, please share this article and post your valuable comments.

Once, you post your comment, we will review your posted comment and publish it. It may take a time around 24 business working hours.

Sometimes I not able to give detailed level explanation for your questions or comments, if you want detailed explanation, your can mansion your contact email id along with your question or you can do select given checkbox "Notify me" the time of write comment. So we can drop mail to you.

If you have any questions regarding this article/blog you can contact us on

sentiment_satisfied Emoticon