Friday, August 7, 2020

What are the return types in MVC?

Various Return Types From MVC Controller

System.Web.Mvc.ContentResult.

System.Web.Mvc.EmptyResult.

System.Web.Mvc.FileResult.

System.Web.Mvc.HttpStatusCodeResult.

System.Web.Mvc.JavaScriptResult.

System.Web.Mvc.JsonResult.

System.Web.Mvc.RedirectResult.

System.Web.Mvc.RedirectToRouteResult.

Why do we use MVC pattern?

 MVC is an acronym for Model, View, and Controller. It's a product development architecture. With the emerge of MVC approach, it helps you create applications that separate the different aspects of the application (input logic, business logic, and UI logic) while providing a loose coupling between these elements.

Is MVC a framework?

The Model-View-Controller (MVC) is an architectural pattern that separates an application into three main logical components: the model, the view, and the controller. MVC is one of the most frequently used industry-standard web development frameworks to create scalable and extensible projects.

Is MVC is a design pattern?

Model–view–controller (usually known as MVC) is a software design pattern commonly used for developing user interfaces that divide the related program logic into three interconnected elements.

What is design pattern with example?

 Design patterns provide a standard terminology and are specific to particular scenario. For example, a singleton design pattern signifies use of single object so all developers familiar with single design pattern will make use of single object and they can tell each other that program is following a singleton pattern.

What is meant by design pattern?

 In software engineering, a design pattern is a general repeatable solution to a commonly occurring problem in software design. A design pattern isn't a finished design that can be transformed directly into code. It is a description or template for how to solve a problem that can be used in many different situations.

What is difference between Dispose and Finalize in C#?

 The Finalize method is used to perform cleanup operations on unmanaged resources held by the current object before the object is destroyed. The method is protected and therefore is accessible only through this class or through a derived class.

Can abstract class be sealed in C#?

 When a class is declared sealed, it cannot be inherited, abstract classes cannot be declared sealed. To prevent being overridden, use the sealed in C#. When you use sealed modifiers in C# on a method, then the method loses its capabilities of overriding.

Why do we use keyword in C#?

 The using keyword has three major uses: The using statement defines a scope at the end of which an object will be disposed. The using directive creates an alias for a namespace or import types defined in other namespaces. The using static directive imports the members of a single class.

Can abstract class have constructor in C#?

 Yes, an abstract class can have a constructor. In general, a class constructor is used to initialize fields. Along the same lines, an abstract class constructor is used to initialize fields of the abstract class.

What is the use of virtual keyword in C#?

The virtual keyword is used to modify a method, property, indexer, or event declared in the base class and allow it to be overridden in the derived class. The override keyword is used to extend or modify a virtual/abstract method, property, indexer, or event of base class into derived class. 

Why abstraction is used in C#?

Abstraction allows making relevant information visible and encapsulation enables a programmer to implement the desired level of abstraction. Abstraction can be achieved using abstract classes in C#. C# allows you to create abstract classes that are used to provide a partial class implementation of an interface.