- After that I create a controller action in User Controller (UserController.cs under Controllers folder).
- We are adding references to the bootstrap library to make our web page more responsive for certain controls.
- We use scaffolding when we want to quickly add code that interacts with data operations in our project.
- He has over two decades of experience designing and developing sophisticated enterprise web applications using various technologies, most recently with ASP.NET MVC.
- When you set Action’s return type ActionResult , you can return any subtype of ActionResult e.g Json, PartialView, View, RedirectToAction.
- The Controller represents the layer that has the business logic.
You have lots of ground to cover in your prep, including everything from the basics to the more advanced concepts. Plus, you might be asked MVC4 interview questions, as well as ones on MVC5. Submitted questions and answers are subject to review and editing, and may or may not be selected for posting, at the sole discretion of Toptal, LLC. There are several answers, because ASP.NET Core is a new platform and supports several approaches.
What are the file extensions for razor views?
When you create a project a folder structure gets created by default under the name of your project which can be seen in solution explorer. Below i will give you a brief explanation of what these folders are for. The ValidationSummary helper method generates an unordered list of validation messages that are in the ModelStateDictionary object. It’s very simple to implement, just open the RouteConfig.cs file and you will find the routing definition in that. It creates a View with a form that helps in editing the current Model. It also generates a form with label and field for each property of the model.
MVC supports four types of filters and are executed in the below order. The autowiring in spring allows you to implement the object dependency implicitly. It can not be used for primitive or string values but only for reference. The Action link can help navigate from one view to another using the hyperlink, which creates a simple URL and navigates to the “Home” controller.
What is Route in MVC? What is Default Route in MVC?
In layman’s terms, the partial view allows rendering a view within the parent view. Defaults –When loading the application which controller, action to be loaded along with the parameter. Custom HTML Helpers also can be created by overriding “HtmlHelper” class. Dependency Resolver again has been introduced in MVC3 and it is greatly simplified the use of dependency injection in your applications. This turn to be easier and useful for decoupling the application components and making them easier to test and more configurable. I want to make a drop down list from the report view table result set .
The code block for the get accessor is executed when the property is read and the code block for the set accessor is executed when the property is assigned a new value. This is one of the frequently asked C#.NET Interview Questions. Objects of type StringBuilder are mutable whereas objects of type System.String is immutable.
What is the difference between ASP.NET Webforms and ASP.NET MVC?
MVC Routing uses the URL in the ASP.NET MVC framework by mapping action methods and controllers rather than applying any physical files into the system. ASP.Net MVC has an attribute called “HandleError” that provides built-in exception filters. The HandleError attribute in ASP.NET MVC can be applied over the action method as well as Controller or at the global level. The HandleError attribute is the default implementation of IExceptionFilter.