DotNetCore Interview Cheatsheet

Introduction

Being well-prepared for a job interview is key to success, especially when it comes to technical interviews for roles involving .NET Core and C#. This DotNetCore interview cheatsheet provides a comprehensive collection of commonly asked interview questions along with their answers, explanations, and code examples.

Problem Statement

Candidates often find it challenging to anticipate the types of questions they may encounter during a DotNetCore interview. They may struggle to provide concise and accurate answers, leading to missed opportunities to impress potential employers. This cheatsheet aims to equip candidates with the necessary knowledge and code examples to confidently respond to various interview questions related to DotNetCore and C#.

Use Cases

This cheatsheet is a valuable resource for candidates preparing for a DotNetCore interview. It can be used for the following purposes:

• Practice: Candidates can use the provided interview questions and code examples to practice and enhance their understanding of DotNetCore concepts.

• Reference Guide: The cheatsheet serves as a quick reference guide during interview preparations, allowing candidates to review key topics and code snippets.

  Exploring Trees Data Structure in DotNetCore

• Confidence Building: By familiarizing themselves with the expected interview questions and their solutions, candidates can boost their confidence and perform better during the actual interview.

• Brush-Up on Skills: Even for experienced DotNetCore developers, this cheatsheet serves as a handy tool for revisiting core concepts and reinforcing their skills.

Contents

1. .NET Core Basics

• What is .NET Core?
• What are the key features of .NET Core?
• How is .NET Core different from the traditional .NET Framework?

1. C# Fundamentals

• Explain the difference between value types and reference types in C#.
• What is a nullable type in C#?
• What is a lambda expression in C#? Provide an example.

1. ASP.NET Core

• What is ASP.NET Core?
• Explain the concept of middleware in ASP.NET Core.
• How does dependency injection work in ASP.NET Core?

1. Entity Framework Core

• What is Entity Framework Core?
• How do you define a relationship between entities using Entity Framework Core?
• Explain migration in Entity Framework Core.

1. Web API Development

• What is a RESTful API?
• Explain the difference between GET and POST requests in Web API.
• How can you handle authentication and authorization in a Web API?

Each question in the cheatsheet is accompanied by a detailed answer and code examples wherever applicable. Candidates can use these examples to understand the concepts better and demonstrate their practical knowledge during the interview.

Conclusion

The DotNetCore Interview Cheatsheet is an invaluable resource for candidates preparing for a job interview focused on .NET Core and C#. It provides a comprehensive collection of interview questions and code examples, helping candidates enhance their understanding of the subject matter and confidently tackle interview questions. By utilizing this cheatsheet, candidates can better prepare themselves for success in their upcoming interviews. Happy coding!