juniorASP.NET MVC
What is the role of Controller in ASP.NET MVC?
Updated Apr 28, 2026
Short answer
Controller handles user requests and returns responses.
Deep explanation
Controllers receive HTTP requests, process them, interact with models, and return views or data.
Real-world example
Handling login or product listing requests.
Common mistakes
- Adding heavy business logic inside controllers.
Follow-up questions
- What is ActionResult?
- Why controller?