What is the .NET Framework / .NET Core? How are they different? Explain the difference between a class and an object. What is an API? Have you created or consumed one using ASP.NET? What are controllers and actions in ASP.NET MVC or Web API? Explain the difference between GET and POST methods. What is a model in MVC architecture? What frontend technologies have you used? (e.g., HTML, CSS, JavaScript, React, Angular) How would you create a responsive layout in HTML/CSS? What is JavaScript, and how is it used in web applications? Have you worked with any frontend frameworks like React or Angular? What is the role of AJAX in web development? What is a relational database? Basic SQL queries: SELECT, INSERT, UPDATE, DELETE – can you write examples? What are primary keys and foreign keys? What is normalization? Why is it important? Have you used SQL Server or any other DBMS in your projects?