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If you're planning to attend longmogedwapor.tk Interview, you may also be prepared for ASP. NET MVC interview questions. longmogedwapor.tk MVC is the framework. Latest 50 MVC Interview Questions, You can crack the interview to achieve your 50 MVC Interview Questions | longmogedwapor.tk MVC Interview Questions and Answers. We have release MVC interview questions with answer PDF. You can download the same from this link.
Means when user click on any tree grid item then he will get expanded result in tab format like this which you can see in attached documents Awesome! Thanks for putting this all in one place. Very useful! Many Thanks, Morgan. I have read your blog its very attractive and impressive. I like it your blog. Tuesday, 24 January MVC interview questions for 5 years experience, mvc interview questions and answers for experienced in. This article will Help you how to quick and easy learn the basics of MVC along with some frequently asked interview questions and answers on ASP.
Net MVC. What is ASP. Model is supposed to handle data related activity View deals with user interface related work Controller is meant for managing the application flow by communicating between Model and View. Why to use ASP. Net MVC is listed below, that will answer this question MVC reduces the dependency between the components; this makes your code more testable.
MVC does not recommend use of server controls, hence the processing time required to generate HTML response is drastically reduced. The View engine is responsible for processing the view files [e. The Recommended way is to prefer Razor View 5. What are the benefits of Razor View? What is the extension of Razor View file?
The bare minimum requirement for a class to become a controller is to inherit it from ControllerBase is the class that is required to inherit to create the controller but Controller class inherits from ControllerBase. How to access a view on the server The browser generates the request in which the information like Controller name, Action Name and Parameters are provided, when server receives this URL it resolves the Name of Controller and Action, after that it calls the specified action with provided parameters.
Action normally does some processing and returns the ViewResult by specifying the view name blank name searches according to naming conventions. What is the default Form method i. To change this you can add an action level attribute e. What is a Filter in MVC? When user browser sends a request to server an action method of a controller gets invoked; sometimes you may require executing a custom code before or after action method gets invoked, this custom code is called as Filter.
What are the different types of Filters in MVC? Authorization filter b. Action filter c.
Result filter d. Exception filter [Do not forget the order mentioned above as filters gets executed as per above mentioned sequence] Explain the use of Filter with an example?
Answe r: Action Filters are additional attributes that can be applied to either a controller section or the entire controller to modify the way in which action is executed.
These attributes are special. NET classes derived from System. Attribute which can be attached to classes, methods, properties and fields. Dot Net Training. Razor is not a new programming language itself, but uses C syntax for embedding code in a page without the ASP.
NET delimiters: It is a simple-syntax view engine and was released as part of ASP. Page class. NET Web applications. You add scaffolding to your project when you want to quickly add code that interacts with data models. Using scaffolding can reduce the amount of time to develop standard data operations in your project. Scaffolding consists of page templates, entity page templates, field page templates, and filter templates.
These templates are called Scaffold templates and allow you to quickly build a functional data-driven Website. It enables us to cache the content returned by any controller method so that the same content does not need to be generated each time the same controller method is invoked.
Output Caching has huge advantages, such as it reduces server round trips, reduces database server round trips, reduces network traffic etc. RenderSection is a method of the WebPageBase class. The second parameter is optional, and allows us to define whether the section we are rendering is required or not. It returns the HTML content to render. Below are the processed followed in the sequence — App initialization Routing Instantiate and execute controller Locate and invoke controller action Instantiate and render view.
This is useful in Ajax scenarios like client templates and data binding that need to post data back to the server. Can a view be shared across multiple controllers? If Yes, How we can do that? Yes, we can share a view across multiple controllers.
When we create a new MVC Project we can see the Layout page will be added in the shared folder, which is because it is used by multiple child pages. MVC works in this style. Display Templates — These are model centric. Meaning it depends on the properties of the view model used. It uses convention that will only display like divs or labels.
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Edit Templates — These are also model centric but will have editable controls like Textboxes. CategoryViewModel has Product class property then it will be rendered as Model. Products works and it renders the template for each item of this list. The strength of MVC i.
Net MVC is listed below, that will answer this question MVC reduces the dependency between the components; this makes your code more testable. Bundling and Minification is used for improving the performance of the application. Bundling reduces the number of HTTP requests made to the server by combining several files into a single bundle.
Minification reduces the size of the individual files by removing unnecessary characters. There are total nine return types we can use to return results from controller to view.
ViewResult View: This return type is used to return a webpage from an action method. PartialviewResult Partialview: This return type is used to send a part of a view which will be rendered in another view. RedirectResult Redirect: This return type is used to redirect to any other controller and action method depending on the URL.
This return type is used when we want to redirect to any other action method. ContentResult Content: This return type is used when we want to return a JSON message.
Latest 50 MVC Interview Questions | Asp.net MVC Interview Questions and Answers
The handler can be a physical file, such as a. A handler can also be a class that processes the request, such as a controller in an MVC application. To define a route, you create an instance of the Route class by specifying the URL pattern, the handler, and optionally a name for the route. Informatica Training Videos.
You add the route to the application by adding the Route object to the static Routes property of the RouteTable class.
The Routesproperty is a RouteCollection object that stores all the routes for the application. You typically do not have to write code to add routes in an MVC application. These are defined in the Mvc Application class, which is defined in the Global.
Most commonly, partial views are used to componentize Razor views and make them easier to build and update. Partial views can also be returned directly from controller methods.
As a result, if a URL that returns a partial view is directly invoked from the address bar of a browser, an incomplete page may be displayed. This may be something like a page that misses title, script and style sheets. Partial view is a reusable view like a user control which can be embedded inside other view. From ASP. Net MVC 2. When you add an area to a project, a route for the area is defined in an AreaRegistration file.
The route sends requests to the area based on the request URL. To register routes for areas, you add code to theGlobal. 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. Easy for unit testing.
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Below is the sample code snippet to demonstrate more —. This method does not return anything void. This method also does not depend on action methods. Below is the sample code snippet. Create a simple class and extend it from Controller class. The bare minimum requirement for a class to become a controller is to inherit it from ControllerBase is the class that is required to inherit to create the controller but Controller class inherits from ControllerBase.
The browser generates the request in which the information like Controller name, Action Name and Parameters are provided, when server receives this URL it resolves the Name of Controller and Action, after that it calls the specified action with provided parameters. Action normally does some processing and returns the ViewResult by specifying the view name blank name searches according to naming conventions. RenderBody is like ContentPlaceHolder in web forms.
Layout page will have only one RenderBody method.
Below are the methods used to render the views from action —. View — To return the view from action. PartialView — To return the partial view from action. RedirectToAction — To Redirect to different action which can be in same controller or in different controller. Action Result is used to represent the action method result. Below are the subtypes of ActionResult —.
Component Model. These attributes will be used for server-side validation and client-side validation is also supported. Four attributes — Required, String Length, Regular Expression and Range are used to cover the common validation scenarios. It assures that the correct user is authenticated or logged in for a specific service and the right service has been provided to the specific user based on their role that is nothing but authorization.
You can configure forms authentication by using forms element with in web. The default attribute values for forms authentication are shown below:. The value of authentication cookie contains a string representation of the encrypted and signed Forms Authentication Ticket object.
NET Web Forms. In this article I go through the Razor View Engine to create a view of an application. Scaffolding is a code generation framework for ASP.
Skip to content 1. Why to use Html. Partial in MVC? We can use this like below 3. What do you mean by Separation of Concerns? What are the advantages of MVC Answer: What is the difference between ActionResult and ViewResult? What are the Folders in MVC application solutions? What do you meant MVC? What are the possible Razor view extensions? What is Area in MVC?
Advantage of viewbag over viewdata will be — In ViewBag no need to typecast the objects as in ViewData. What are Filters?
15 ASP.NET Web API Interview Questions And Answers (2019 Update)
Following are the MVC Filters: Authorization filter Action filter Result filter Exception filter For example to apply authorize filter we apply the attribute as: What is a View Engine?
Dot Net Interview Question What is MVC Model view controller?
Often model objects retrieve data and store data from a database. Most often the views are created from the model data. Dot Net Training What is Razor in MVC?The value of authentication cookie contains a string representation of the encrypted and signed FormsAuthenticationTicket object. Kevin Lee 18 April at Creating the request object includes four basic steps: Step 1: Fill route Step 3: Request context created Step 4: Controller instance created 5.
So now the submit action click will be an asynchronous ajax call. This class is inherited from the "ActionResult" abstract class. A web form view engine requires the code block to be closed properly otherwise it throws a runtime exception.
Figure:- partial views in MVC For every page you would like to reuse the left menu, header and footer controls.