Interview Questions for .Net developer

Here are some interview questions specifically focused on .NET development:

• What is .NET, and what are its key components?
• Explain the difference between .NET Framework and .NET Core.
• What are the advantages of using C# as a programming language in .NET development?
• Describe the Common Language Runtime (CLR) and its role in executing .NET code.
• What is the difference between value types and reference types in .NET?
• How do you handle memory management in .NET? Explain the concept of garbage collection.
• What are namespaces in .NET, and how do they help organize code?
• Discuss the concept of assemblies in .NET. What is the purpose of an assembly, and how do you create and deploy one?
• Explain the difference between an interface and an abstract class in .NET.
• Describe the different types of .NET projects and their purposes (e.g., class library, console application, web application).
• What is ASP.NET, and how does it relate to .NET development? Explain the concept of the ASP.NET page life cycle.
• Discuss your experience with web development in .NET. What frameworks or tools have you used (e.g., ASP.NET MVC, ASP.NET Web API)?
• Explain the concept of Entity Framework and its role in database access and ORM (Object-Relational Mapping) in .NET.
• How do you handle authentication and authorization in .NET applications? Describe the different authentication mechanisms available.
• Discuss your experience with unit testing in .NET. What frameworks and tools have you used for unit testing .NET applications?
• Explain the concept of dependency injection in .NET. How do you use dependency injection to achieve loose coupling and improve testability?
• What is the role of NuGet packages in .NET development? How do you manage dependencies using NuGet?
• Describe your experience with version control systems and collaboration tools in .NET development (e.g., Git, TFS, Azure DevOps).
• How do you handle error logging and exception handling in .NET applications? Discuss your preferred approaches and tools.
• Discuss your experience with performance optimization in .NET. What techniques have you used to improve the performance of .NET applications?

These questions should help evaluate a candidate's understanding and experience with .NET development. Feel free to modify and add questions based on the specific requirements and level of expertise you are looking for.

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