Razor Pages vs MVC: Performance Considerations?

Short answer: Performance: Very similar, both use Razor rendering. Simplicity: Razor Pages have less boilerplate for page-based UIs. Maintainability: Razor Pages better for small apps, MVC better for large, modular apps. Web API (RESTful Services) Web API (RESTful Services)

Real-world example (ShopNest)

A ShopNest checkout request flows through middleware, hits a minimal API or controller, uses scoped services, and returns ProblemDetails on errors.

Say this in the interview

1. Define — one clear sentence (the short answer above).
2. Example — relate it to a project like ShopNest or your real work.
3. Trade-off — when you would not use it.