Interview Questions

1. Which of the following is true about MVC Controller?

Options:

a. They directly process incoming requests

b. Handles user inputs and interactions

c. Must handle business logic of an application

d. Should take care the user interface / HTML rendered to browser

Reveal Answer

2. The custom Controller classes are inherited from_____________.

Options:

a. System.Web.UI.Controller

b. System.Web.MvcController

c. System.Web.Mvc.Controller

d. System.Web.UIController

Reveal Answer

3. The Controllers ActionMethod always binded to specific view which can be dynamically decided

Options:

a. Yes

b. No

Reveal Answer

4. Which of the following are valid return types of an ActionMethod in a Controller

Options:

a. ViewResult

b. ActionResult

c. void

d. int

Reveal Answer

5. The common abstract base class of ViewResult, PartialViewResult and ContentResult is _________________

Options:

a. ActionResult

b. ViewResult

c. ActionMethod

d. Controller

Reveal Answer

6. Which is not a valid return type of ActionMethod (not inherited from ActionResult)

Options:

a. ViewResult

b. JsonResult

c. XMLResult

d. EmptyResult

Reveal Answer

7. What is the difference between “ActionResult” and “ViewResult”?

Options:

a. ViewResult performs an HTTP redirection to a specifed URL

b. ViewResult serializes a given ViewData object to JSON format

c. ActionResult is an abstract class while ViewResult derives from ActionResult class

d. ViewResult returns a file to the client, which is provided by a Stream while an ActionResult performs an HTTP redirection to a specifed URL

Reveal Answer

8. If action method should not return anything to client, what should be return value of an action method

Options:

a. 0

b. Empty

c. Null

d. 1

Reveal Answer

9. public ActionResult Index() { ViewBag.Message = “Welcome to ASP.NET MVC!”; return View("About"); } Is the return View statement correct?

Options:

a. Yes

b. No

Reveal Answer

10. public ActionResult Index() { ViewBag.Message = “Welcome to ASP.NET MVC!”; return View(); } Which of the following view file is executed?

Options:

a. The return will result in an error

b. /Views/Home/Index.cshtml

c. /Views/Home/Home.cshtml

d. /Views/Home/Default.cshtml

Reveal Answer

11. public ViewResult Index() { int hour = DateTime.Now.Hour; ViewData["Greetings"] ="Good Morning"; ViewBag.Greetings = "Good Afternoon"; return View(); } In Index View:- <body> @ViewData["Greetings"]+" "+@ViewBag.Greetings </body> What is the Output in Index View?

Options:

a. Good Morning Good Afternoon

b. Good Morning Good Morning

c. Good Afternoon Good Afternoon

d. Good Afternoon Good Morning

Reveal Answer

12. Which of the following can be used to pass the data between current (action method) and subsequent HTTP requests (another action method) .

Options:

a. ViewData

b. ViewBag

c. TempData

d. ActionData

Reveal Answer

13. In ViewData we can add key value pair where the key is of type string, value is the type of _____________

Options:

a. String

b. Object

c. int

d. void

Reveal Answer

14. What is the data type of ViewBag

Options:

a. dynamic

b. object

c. ViewDataDictionary

d. ViewDictionary

Reveal Answer

15. _______ dictionary is used to share data between controller actions

Options:

a. Application

b. ViewData

c. ViewBag

d. TempData

Reveal Answer

16. Which of the following is used to retain the key in TempData so that we can used in subsequent round trip requests

Options:

a. Retain()

b. Keep()

c. Store()

d. Persist()

Reveal Answer

17. Is ViewBag.Message equivalent to ViewData["Message"]

Options:

a. Yes

b. No

Reveal Answer

18. . Using ___________ attribute, we can provide an Action name which is different from method name.

Options:

a. ActionName

b. ActionMethod

c. Url

d. HttpPost

Reveal Answer

19. Which of the following should be return type of Action Method so that the output rendered excludes the content from Layout Page (_Layout.cshtml)

Options:

a. ViewResult

b. PartialViewResult

c. String

d. PartialView

Reveal Answer

20. ____________ attribute forces the request to be sent over SSL/Https

Options:

a. RequireSSL

b. RequireSecured

c. RequireHttps

d. RequireHttp

Reveal Answer

21. Every method of Contoller by default is an ActionMethod

Options:

a. Yes

b. No

Reveal Answer

22. Which of the following can be used as attribute for controller method so that it cannot be mapped to URL request

Options:

a. NotAction

b. NonAction

c. UrlNoAction

d. UrlNonAction

Reveal Answer

23. Which action verb should be used for an ActionMethod executed for a Url provided in Hyperlink (a tag)

Options:

a. HttpPost

b. HttpGet

c. HttpPut

d. HttpSubmit

Reveal Answer

24. When the HTML form is submitted the executed ActionMethod can have following accept verbs

Options:

a. HttpPost

b. HttpGet

c. HttpPut

d. Https

Reveal Answer

25. Action Method not having any ActionVerb will qualify for which Http method

Options:

a. Only Get

b. Only Post

c. Both Get and Post

d. Gives runtime error

Reveal Answer

26. Short form of AcceptVerbs(HttpVerbs.Post) is

Options:

a. PostHttp

b. HttpPost

c. PostForm

d. FormPost

Reveal Answer

27. Which attribute can be used to restrict ActionMethod execution for only authenticated users?

Options:

a. Authorize

b. Authenticate

c. AuthenticateUser

d. AuthoriseUser

Reveal Answer

28. Which of the following attribute is used to disallow tags and dangerous content from being submitted along with other name and value pairs in a form

Options:

a. a. ValidateInput(false)

b. ValidateInput(true)

c. SubmitTags(true)

d. SubmitTags(false)

Reveal Answer

29. Which of the following attribute is used to block cross site submission of the form

Options:

a. ValidateForgeryToken

b. ValidateAntiForgeryToken

c. Validate

d. CrossSiteSubmission(false)

Reveal Answer

30. Action filter attribute can be used for?

Options:

a. ActionMethod

b. Controllers

c. Models

d. Views

Reveal Answer

31. In MVC . . . . . . helps you to execute logic while MVC action is executed or its executing.

Options:

a. beforeFilter()

b. afterFilter()

c. ActionFilters

d. ControlFilter()

Reveal Answer

32. What is the order of execution of these methods overridden custom action filters? 1> onActionExecuting 2> onActionExecuted 3> onResultExecuting 4> onResultExecuted

Options:

a. 1,3,2,4

b. 2,1,4,3

c. 1,3,4,2

d. 2,1,3,4

Reveal Answer

Interview Questions and Answer

1. Which of the following is true about MVC Controller?

2. The custom Controller classes are inherited from_____________.

3. The Controllers ActionMethod always binded to specific view which can be dynamically decided

4. Which of the following are valid return types of an ActionMethod in a Controller

5. The common abstract base class of ViewResult, PartialViewResult and ContentResult is _________________

6. Which is not a valid return type of ActionMethod (not inherited from ActionResult)

7. What is the difference between “ActionResult” and “ViewResult”?

8. If action method should not return anything to client, what should be return value of an action method

9. public ActionResult Index() { ViewBag.Message = “Welcome to ASP.NET MVC!”; return View("About"); } Is the return View statement correct?

10. public ActionResult Index() { ViewBag.Message = “Welcome to ASP.NET MVC!”; return View(); } Which of the following view file is executed?

11. public ViewResult Index() { int hour = DateTime.Now.Hour; ViewData["Greetings"] ="Good Morning"; ViewBag.Greetings = "Good Afternoon"; return View(); } In Index View:- <body> @ViewData["Greetings"]+" "+@ViewBag.Greetings </body> What is the Output in Index View?

12. Which of the following can be used to pass the data between current (action method) and subsequent HTTP requests (another action method) .

13. In ViewData we can add key value pair where the key is of type string, value is the type of _____________

14. What is the data type of ViewBag

15. _______ dictionary is used to share data between controller actions

16. Which of the following is used to retain the key in TempData so that we can used in subsequent round trip requests

17. Is ViewBag.Message equivalent to ViewData["Message"]

18. . Using ___________ attribute, we can provide an Action name which is different from method name.

19. Which of the following should be return type of Action Method so that the output rendered excludes the content from Layout Page (_Layout.cshtml)

20. ____________ attribute forces the request to be sent over SSL/Https

21. Every method of Contoller by default is an ActionMethod

22. Which of the following can be used as attribute for controller method so that it cannot be mapped to URL request

23. Which action verb should be used for an ActionMethod executed for a Url provided in Hyperlink (a tag)

24. When the HTML form is submitted the executed ActionMethod can have following accept verbs

25. Action Method not having any ActionVerb will qualify for which Http method

26. Short form of AcceptVerbs(HttpVerbs.Post) is

27. Which attribute can be used to restrict ActionMethod execution for only authenticated users?

28. Which of the following attribute is used to disallow tags and dangerous content from being submitted along with other name and value pairs in a form

29. Which of the following attribute is used to block cross site submission of the form

30. Action filter attribute can be used for?

31. In MVC . . . . . . helps you to execute logic while MVC action is executed or its executing.

32. What is the order of execution of these methods overridden custom action filters? 1> onActionExecuting 2> onActionExecuted 3> onResultExecuting 4> onResultExecuted

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