ASP.NET (Core) MVC Interview Questions

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1. Action Attributes

ASP.NET (Core) MVC Actions Public

Which statements are true about action attributes in ASP.NET (Core) MVC?

(multiple correct answers possible)

Difficulty

Easy

Time

2min

If an action returns JSON data, it must be decorated with the JsonResult attribute.

If no HTTP verb attribute is defined, HttpGet is used.

There is a built-in attribute for defining view name.

The ValidateAntiForgeryToken attribute prevents CSRF attacks.

The ActionName attribute allows usage of a different action name than the method name.

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2. Alphabet

ASP.NET (Core) MVC Razor Public

Select the code snippets that are valid in the Razor view engine, and when used, generate a paragraph containing the string: "ABCDEFGHIJKLMNOPQRSTUVWXYZ".

(multiple correct answers possible)

Difficulty

Easy

Time

2min

@for (char letter = 'A'; letter <= 'Z'; letter++)
{<text>@letter</text>}

@for (char letter = 'A'; letter <= 'Z'; letter++)
 {
 document.write(letter);
 }

@{
 StringBuilder sb = new StringBuilder();
 for (char letter = 'A'; letter <= 'Z'; letter++)
 {
 sb.Append(letter);
 }
}
@sb.ToString()

@for (char letter = 'A'; letter <= 'Z'; letter++)
{letter}

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3. Passing Data

ASP.NET (Core) MVC MVC pattern Public

Select all the methods that can be used to pass data from the controller to the view.

(multiple correct answers possible)

Difficulty

Easy

Time

2min

By setting properties on the model that is passed to the view.

By setting properties on the web controls that the view contains.

By using the view's helper methods.

By using ViewData dictionary.

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4. User Routing

ASP.NET (Core) MVC Actions Routing Public New

Consider the following code sample:

public class UserController : Controller
{
    [Route("/user")]
    public IActionResult GetUser()
    {
        return Content("Ask for specific user on URL: /user/{userId}");
    }

    [Route("/user/{userId}")]
    public IActionResult GetUserById(string userId)
    {
        return Content($"User with id: {userId}");
    }
}

Select which of the following URLs that will be routed to the GetUserById method.

(multiple correct answers possible)

Difficulty

Easy

Time

3min

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