.NET Core and Modern .NET Interview Prep: Essential Questions

Preparing for a technical interview can feel overwhelming, especially with the rapid evolution of the developer ecosystem. Understanding the core architectural pillars of modern .NET and learning how to explain them clearly is the key to standing out to hiring managers. This text-based course guides you through the most critical concepts and frequently asked questions in modern .NET interviews, helping you articulate complex technical topics simply and confidently. What you'll learn: - Explain core architecture concepts including the Kestrel web server and the unified application startup structure. - Analyze dependency injection lifetimes, including Transient, Scoped, and Singleton, and when to apply each. - Discuss the performance advantages of modern cross-platform .NET compared to legacy frameworks. - Master common coding patterns, middleware configuration, and application hosting workflows. - Understand modern .NET features such as Minimal APIs, nullable reference types, and basic testing practices. The course begins with foundational definitions and architectural basics before moving into deep-dive technical questions and situational coding scenarios. You will read detailed explanations and analyze clear code snippets designed to mirror real interview environments. This course is designed for aspiring developers, computer science graduates, and transitioning programmers preparing for technical interviews, with no advanced prerequisites required. Start reading today to build the confidence you need to ace your next technical interview.