MCSD Developing ASP.NET MVC Web Applications 2

Question 1

What is Action Filter in ASP.NET MVC?

Accepted Answer

An attribute that injects logic before or after an action executes

Answer

Action filters are attributes that run custom code before or after an action method executes.

Question 2

Which interface do you implement to create a custom model binder in ASP.NET MVC?

Accepted Answer

IModelBinder

Answer

Custom model binders implement `IModelBinder` to control how HTTP request data is mapped to action parameters.

Question 3

What does `TempData` do in ASP.NET MVC?

Accepted Answer

Stores data for the current and the next request only

Answer

TempData stores data that persists only until it is read, typically across a single redirect.

Question 4

In ASP.NET MVC, what does the `RedirectToAction()` method return?

Accepted Answer

RedirectToRouteResult

Answer

`RedirectToAction()` returns a `RedirectToRouteResult` that issues an HTTP redirect to another action.

Question 5

Which file in an ASP.NET MVC project defines the default routing?

Accepted Answer

Global.asax / RouteConfig.cs

Answer

Route configuration is typically registered in `RouteConfig.cs` and called from `Global.asax.cs`.

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