What is area in MVC application

Area allows us to partition the large application into smaller units where each unit contains a separate MVC folder structure, same as the default MVC folder structure. For example, a large enterprise application may have different modules like admin, finance, HR, marketing, etc.

Why we need areas in MVC?

Benefits of Area in MVC Allows us to organize models, views and controllers into separate functional sections of the application, such as administration, billing, customer support and much more. Easy to integrate with other Areas created by another.

What is area in Web API?

NET Web API. Areas are used for the management of the project. They are used in large projects. We create more than one area in a project. In this article, you will see the creation of areas.

How set an area in MVC?

Creating Area To add an area to an MVC application, right-click on the project item with in the Solution Explorer window and select Add>Area option as shown below. Now a new prompt will appear, with in give the name of the area like “Department” and click Add button.

How is area implemented in MVC 5?

1. MVC 5 Application.
2. Step 1: Open Visual Studio 2013.
3. Step 2: Create an ASP.NET Web Application with MVC 5 project template.
4. Step 3: In Solution Explorer, right-click on the project and click “Add” to add an area as shown below:
5. Step 4: Enter the name for the area, such as “News”.

What is render section in MVC?

@RenderSection is used for injecting content in the defined section. It allows you to specify a region in Layout. Two steps are there to define @RenderSection in ASP.NET MVC. … Specify a @RenderSection Area in Layout Page.

What is RenderBody and RenderPage in MVC?

The RenderBody method indicates where view templates that are based on this master layout file should “fill in” the body content. RenderPage. Layout pages can also contain content that can be filled by other pages on disk. This is achieved by using the RenderPage method. This method takes either one or two parameters.

What is ViewBag and ViewData in MVC?

ViewData and ViewBag are used for the same purpose — to transfer data from controller to view. ViewData is nothing but a dictionary of objects and it is accessible by string as key. … ViewBag is very similar to ViewData. ViewBag is a dynamic property (dynamic keyword which is introduced in . net framework 4.0).

What is output cache in MVC?

The output cache enables you to cache the content returned by a controller action. … Output caching basically allows you to store the output of a particular controller in the memory. Hence, any future request coming for the same action in that controller will be returned from the cached result.

What is exception filter in MVC?

Exception filter in MVC provides an ability to handle the exceptions for all the controller methods at a single location. This is by creating a class, which inherits from the FilterAttribute and IExceptionFilter interface. … OnException is executed whenever any exception occurs in the controller action method.

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What is ViewModel in MVC C#?

In ASP.NET MVC, ViewModel is a class that contains the fields which are represented in the strongly-typed view. It is used to pass data from controller to strongly-typed view.

What is C# MVC?

MVC stands for Model, View, and Controller. MVC separates an application into three components – Model, View, and Controller. Model: Model represents the shape of the data. A class in C# is used to describe a model. Model objects store data retrieved from the database.

What is the difference between razor pages and MVC?

The key difference between Razor pages and MVC is that the model and controller code is also included within the Razor Page itself. In simple terms, it is much like am MVVM (Model-View-View-Model) framework. It provides two-way data binding and a simpler development experience with isolated concerns.

What is bundling and minification in MVC with example?

Bundling and minification are two techniques you can use in ASP.NET to improve page load performance for your web application. Bundling combines multiple files into a single file. Minification performs a variety of different code optimizations to scripts and CSS, which results in smaller payloads.

What is difference between ViewBag ViewData and TempData?

To summarize, ViewBag and ViewData are used to pass the data from Controller action to View and TempData is used to pass the data from action to another action or one Controller to another Controller.

What is Viewstart page in MVC?

_Viewstart Page Introduced in ASP.NET MVC 3. The _ViewStart. cshtml page is a special view page containing the statement declaration to include the Layout page. Instead of declaring the Layout page in every view page, we can use the _ViewStart page. When a View Page Start is running, the “_ViewStart.

What are Ajax helpers in MVC?

Ajax helper of ASP.NET MVC essentially provides Ajax functionality to your web applications. AJAX Helpers are used to create AJAX enabled elements like as Ajax enabled forms and links which performs request asynchronously.

Why we use render body?

RenderBody() This allows us to separate layout that is common to all views from layout that is specific to a single view. However, what if we need some part of the page to change based on which child view the user is on? That’s where RenderSection() comes in.

What is the difference between RenderPartial and partial?

The primary difference between the two methods is that Partial generates the HTML from the View and returns it to the View to be incorporated into the page. RenderPartial, on the other hand, doesn’t return anything and, instead, adds its HTML directly to the Response object’s output.

What is HTML helpers in MVC?

HTML Helpers are methods that return a string. Helper class can create HTML controls programmatically. HTML Helpers are used in View to render HTML content. It is not mandatory to use HTML Helper classes for building an ASP.NET MVC application. … We can create custom HTML helpers.

What is the use of TempData in MVC?

TempData is used to transfer data from view to controller, controller to view, or from one action method to another action method of the same or a different controller. TempData stores the data temporarily and automatically removes it after retrieving a value.

What are action filters in MVC?

ASP.NET MVC provides Action Filters for executing filtering logic either before or after an action method is called. Action Filters are custom attributes that provide declarative means to add pre-action and post-action behavior to the controller’s action methods.

What is the use of @OutputCache?

The output cache enables you to cache the content returned by a controller action. That way, the same content does not need to be generated each and every time the same controller action is invoked. Imagine, for example, that your ASP.NET MVC application displays a list of database records in a view named Index.

Where is OutputCache stored?

The output cache is located on the Web server where the request was processed. This value corresponds to the Server enumeration value. The output cache can be stored only at the origin server or at the requesting client.

What is ViewBag?

In simple terms “ViewBag is the data holder that enables the definition of a dynamic property and holds the data that can be passed from a controller to a view“.

What is AuthConfig Cs in MVC?

When you create an MVC 4 web application with the Internet Application template, the project is created with a file named AuthConfig. cs in the App_Start folder. The AuthConfig file contains code to register clients for external authentication providers.

Where is ViewBag stored?

ViewBag lives within the current context. IN ASP.NET the context is all the objects required to fulfill an HTTP request. Session is a state management framework in ASP.NET. Session is stored in the server in memory for a variable duration.

What is use of FilterConfig Cs in MVC?

FilterConfig.cs- This is used to create and register global MVC filter error filter,action filter etc.By default it contains HandleErrorAttribute filter.

What is global ASAX in MVC?

The Global. asax file is a special file that contains event handlers for ASP.NET application lifecycle events. The route table is created during the Application Start event. … asax file for an ASP.NET MVC application.

What is ViewBag in MVC C#?

The ViewBag in ASP.NET MVC is used to transfer temporary data (which is not included in the model) from the controller to the view. Internally, it is a dynamic type property of the ControllerBase class which is the base class of the Controller class. … ViewBag only transfers data from controller to view, not visa-versa.

What is difference between View and ViewModel?

A model is usually more closely related to how your data is stored (database, services, etc.) and the model will closely resemble those. The ViewModel on the other hand is closely related to how your data is presented to the user. It is usually a flatten version of your model, denormalized, etc.