Interview Questions on ASP.NET MVC

In this blog post, I will share frequently most asked asp.net mvc interview questions for experienced and freshers to get the right job. Find the complete list below:-

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ASP.NET MVC Interview Questions

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Introducing ASP.NET MVC

• What is MVC?
• Explain the MVC design pattern?
• What is the MVP pattern?
• What is the MVVM pattern?
• What is ASP.NET MVC?
• How does MVC pattern work in ASP.NET MVC?
• How Model, View, and Controller communicate with each other in ASP.NET MVC?
• What are the advantages of ASP.NET MVC?
• What is the difference between 3-layer architecture and MVC architecture?
• What is the difference between ASP.NET WebForm and ASP.NET MVC?
• What is ViewModel in ASP.NET MVC?
• Explain the ASP.NET MVC pipeline?

Routing and View Engines

• What is Routing in ASP.NET MVC?
• How to define a route in ASP.NET MVC?
• What is attribute routing and how to define it?
• When to use Attribute Routing?
• How to enable Attribute Routing in ASP.NET MVC?
• How to define Attribute Routing for Area in ASP.NET MVC?
• What is the difference between Routing and URL Rewriting?
• What are Route Constraints in ASP.NET MVC?
• How the route table is created in ASP.NET MVC?
• What are the important namespaces in ASP.NET MVC?
• What is View Engine?
• How does View Engine work?
• What is a razor view engine?
• How to make a custom view engine?
• How to register Custom View Engine in ASP.NET MVC?
• Can you remove the default View Engine in ASP.NET MVC?
• What is the difference between Razor and WebForm engine?

Helpers and Views

• What are HTML Helpers in ASP.NET MVC?
• What are the different types of HTML Helpers?
• What are Url Helpers?
• What is the Validation Summary?
• What are AJAX Helpers?
• What is unobtrusive AJAX?
• What are various configuration options for AJAX Helpers?
• What is Cross-Domain AJAX?
• What are Layouts in ASP.NET MVC?
• What are Sections in ASP.NET MVC?
• What are RenderBody and RenderPage in ASP.NET MVC?
• What are Styles.Render and Scripts.Render?
• How to enable and disable optimizations in ASP.NET MVC?
• What is ViewStart?
• When to use _ViewStart?
• What are the different ways of rendering layout in ASP.NET MVC?
• What is the App_Start folder in ASP.NET MVC?
• What are the different ways of returning/rendering a view in ASP.NET MVC?
• What are the differences between ViewData, ViewBag, TempData, and Session?
• How to persist data in TempData?
• How to control Session behavior in ASP.NET MVC?
• How TempData is related to Session in ASP.NET MVC?
• What are Action methods in ASP.NET MVC?
• What is ActionResult and how is it different from others?
• How to make a Non-Action method in ASP.NET MVC?
• Can you change the action method name?
• How to restrict an action method to be invoked only by HTTP GET, POST, PUT or DELETE?
• How to determine an action method is invoked by HTTP GET or POST?
• How to determine an AJAX request?

Forms and Validations

• What are Data Annotations in ASP.NET MVC?
• How to apply Server-side validation in ASP.NET MVC?
• How to determine there is no error in Model State?
• How to enable and disable client-side validation in ASP.NET MVC?
• What are a CDN and the advantages of CDN?
• What is jquery.validate.unobtrusive.js?
• What is Bundling and Minification in ASP.NET MVC?
• Can we use Bundling and Minification in ASP.NET MVC3 or ASP.NET 4.0?
• How Bundling uses browser Cache capability?
• What is Partial View in ASP.NET MVC?
• How do you return a partial view from the controller?
• What are the different ways of rendering a Partial View in ASP.NET MVC?
• What is Area in ASP.NET MVC?
• How to register Area in ASP.NET MVC?
• What is Child action and how to invoke it?
• What is Scaffolding?
• How do Scaffold templates work in ASP.NET MVC?

Security and Filters

• What are ASP.NET MVC Filters and Attributes?
• What are the different types of Filters in ASP.NET MVC?
• When Exception filters are executed in ASP.NET MVC?
• What is the order of execution of filters in ASP.NET MVC?
• How to configure filters in ASP.NET MVC?
• How do Authentication and Authorization work in ASP.NET MVC?
• How Forms Authentication and Authorization work in ASP.NET MVC?
• How to implement custom Forms Authentication and Authorization in MVC?
• How to allow HTML tags in ASP.NET MVC?
• What is caching and when to use it?
• What are the advantages of caching?
• What is the output caching?
• What is Donut caching and Donut hole caching in ASP.NET MVC?

Dependency Injection

• What is loose coupling and how is it possible?
• What are the Dependency Inversion Principle (DIP) and IoC?
• What is Dependency Injection (DI)?
• What is Service Locator?
• What are different ways to implement Dependency Injection (DI)?
• What are the advantages of Dependency Injection (DI)?
• What is IoC or DI container?
• What are the popular DI containers?
• What is Test-Driven Development (TDD)?
• What are the commonly used tool for Unit Testing in ASP.NET MVC?

References: Microsoft Docs – ASP.NET, Stack Overflow – ASP.NET MVC (asp.net mvc 5 interview questions)

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