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ASP.net MCQ
2023-06-09 00:36:08

ASP.net MCQ

Microsoft created the open-source ASP.NET web framework, which enables programmers to create dynamic websites and web apps using a variety of programming languages, including C#, VB, and F#. Many companies conduct written interviews with multiple-choice questions to gauge candidates' ASP.NET skills. In this article, we will talk about some of the most typical ASP.NET multiple-choice problems and their solutions.

1. What is ASP.NET?

  1. A programming language
  2. A web application framework
  3. A server-side scripting language
  4. A database management system

Answer: b) A web application framework

2. Which programming language is used to develop ASP.NET applications?

  1. Java
  2. C#
  3. Python
  4. Ruby

Answer: b) C#

3. What is the purpose of the Global.asax file in an ASP.NET application?

  1. To store application settings
  2. To define global variables
  3. To handle application-level events
  4. To define user authentication and authorization

Answer: c) To handle application-level events

4. What is a web form in ASP.NET?

  1. A page that contains HTML elements such as textboxes, buttons, and labels
  2. A class that defines the behaviour of a web page
  3. A database table that stores user input
  4. A web service that processes user requests

Answer: a) A page that contains HTML elements such as textboxes, buttons, and labels

5. What is the purpose of the Code-Behind file in an ASP.NET web form?

  1. To define the layout and design of the web form
  2. To provide server-side logic for the web form
  3. To define the client-side behaviour of the web form
  4. To handle database operations for the web form

Answer: b) To provide server-side logic for the web form

6. What is the purpose of the App_Code folder in an ASP.NET application?

  1. To store reusable code files
  2. To store configuration files
  3. To store web page files
  4. To store image and media files

Answer: a) To store reusable code files

7. What is a web service in ASP.NET?

  1. A page that contains HTML elements such as textboxes, buttons, and labels
  2. A class that defines the behaviour of a web page
  3. A database table that stores user input
  4. A component that provides functionality over the network using standard protocols such as HTTP

Answer: d) A component that provides functionality over the network using standard protocols such as HTTP

8. What is a DLL in ASP.NET?

  1. A web form file
  2. A configuration file
  3. A database file
  4. A compiled code file that can be reused in other applications

Answer: d) A compiled code file that can be reused in other applications

9. What is the purpose of the web.config file in an ASP.NET application?

  1. To store application settings
  2. To define global variables
  3. To handle application-level events
  4. To define user authentication and authorization

Answer: a) To store application settings

10. What is the purpose of the Application_Start event in the Global.asax file?

  1. To initialize the application
  2. To handle errors that occur during application execution
  3. To authenticate users
  4. To authorize users

Answer: a) To initialize the application

11. What is the purpose of the App_Data folder in an ASP.NET application?

  1. To store images and media files
  2. To store configuration files
  3. To store user input data and application-specific files
  4. To store reusable code files

Answer: c) To store user input data and application-specific files

12. What is the purpose of the ConfigurationManager class in ASP.NET?

  1. To provide access to the current user's session data
  2. To manage application settings stored in the web.config file
  3. To provide access to the current request object
  4. To manage user authentication and authorization

Answer: b) To manage application settings stored in the web.config file

13What is the purpose of the Application_End event in the Global.asax file?

  1. To handle errors that occur during application execution
  2. To deinitialize the application
  3. To authenticate users
  4. To authorize users

Answer: b) To deinitialize the application

14. What is a web user control in ASP.NET?

  1. A reusable component that can be used in multiple web forms
  2. A page that contains HTML elements such as textboxes, buttons, and labels
  3. A database table that stores user input
  4. A component that provides functionality over the network using standard protocols such as HTTP

Answer: a) A reusable component that can be used in multiple web forms

15. What is the purpose of the DataList control in ASP.NET?

  1. To display data in a tabular format
  2. To display data in a list format
  3. To display data in a hierarchical format
  4. To display data in a chart format

Answer: b) To display data in a list format

16. What is the purpose of the Repeater control in ASP.NET?

  1. To display data in a tabular format
  2. To display data in a list format
  3. To display data in a hierarchical format
  4. To display data in a chart format

Answer: a) To display data in a tabular format

17. What is the purpose of the SqlDataSource control in ASP.NET?

  1. To retrieve data from a database and bind it to a data control
  2. To display data in a list format
  3. To display data in a hierarchical format
  4. To display data in a chart format

Answer: a) To retrieve data from a database and bind it to a data control

18. What is the difference between authentication and authorization in ASP.NET?

  1. Authentication is the process of verifying a user's identity, while authorization is the process of determining what actions a user can perform
  2. Authentication is the process of determining what actions a user can perform, while authorization is the process of verifying a user's identity
  3. Authentication and authorization are the same thing
  4. None of the above

Answer: a) Authentication is the process of verifying a user's identity, while authorization is the process of determining what actions a user can perform

19. What is the purpose of the Membership framework in ASP.NET?

  1. To provide user authentication and authorization functionality
  2. To provide data access functionality
  3. To provide data validation functionality
  4. To provide data encryption functionality

Answer: a) To provide user authentication and authorization functionality

20. What is the difference between ViewState and SessionState in ASP.NET?

  1. ViewState stores data on the client side, while SessionState stores data on the server side
  2. ViewState stores data on the server side, while SessionState stores data on the client side
  3. ViewState and SessionState are the same thing
  4. None of the above

Answer: a) ViewState stores data on the client side, while SessionState stores data on the server side

21. What is the purpose of the SiteMapPath control in ASP.NET?

  1. To provide a breadcrumb navigation trail for a website
  2. To display a list of all the pages on a website
  3. To display a hierarchical tree of all the pages on a website
  4. To provide a search functionality for a website

Answer: a) To provide a breadcrumb navigation trail for a website

22. What is the purpose of the Label control in ASP.NET?

  1. To display text on a web form
  2. To capture user input on a web form
  3. To display images on a web form
  4. To display data in a tabular format

Answer: a) To display text on a web form

23. What is the purpose of the HyperLink control in ASP.NET?

  1. To display a link to another web page
  2. To display an image on a web form
  3. To capture user input on a web form
  4. To display data in a tabular format

Answer: a) To display a link to another web page

24. What is the purpose of the DropDownList control in ASP.NET?

  1. To display a list of options for the user to select from
  2. To display data in a tabular format
  3. To display a hierarchical tree of all the pages on a website
  4. To provide a search functionality for a website

Answer: a) To display a list of options for the user to select from.

25. What is the purpose of the GridView control in ASP.NET?

  1. To display data in a tabular format
  2. To display a hierarchical tree of all the pages on a website
  3. To provide a search functionality for a website
  4. To capture user input on a web form

Answer: a) To display data in a tabular format

26. What is the purpose of the ObjectDataSource control in ASP.NET?

  1. To provide data access functionality
  2. To provide data validation functionality
  3. To provide data encryption functionality
  4. To provide user authentication and authorization functionality

Answer: a) To provide data access functionality

27. What is the purpose of the DataPager control in ASP.NET?

  1. To allow the user to navigate through a large set of data
  2. To provide a search functionality for a website
  3. To display data in a tabular format
  4. To capture user input on a web form

Answer: a) To allow the user to navigate through a large set of data

28. What is the purpose of the ValidationSummary control in ASP.NET?

  1. To display a summary of validation errors on a web form
  2. To display a list of all the pages on a website
  3. To display a hierarchical tree of all the pages on a website
  4. To provide a search functionality for a website

Answer: a) To display a summary of validation errors on a web form

29. What is the purpose of the RequiredFieldValidator control in ASP.NET?

  1. To ensure that a user enters a value in a required field on a web form
  2. To ensure that a user selects an option from a list of options on a web form
  3. To ensure that a user enters a valid email address on a web form
  4. To ensure that a user enters a valid credit card number on a web form

Answer: a) To ensure that a user enters a value in a required field on a web form

30. What is the purpose of the RegularExpressionValidator control in ASP.NET?

  1. To ensure that a user enters a value in a required field on a web form
  2. To ensure that a user selects an option from a list of options on a web form
  3. To ensure that a user enters a valid email address on a web form
  4. To ensure that a user enters a valid credit card number on a web form

Answer: c) To ensure that a user enters a valid email address on a web form

31. What is the purpose of the CompareValidator control in ASP.NET?

  1. To compare two values entered by the user on a web form
  2. To ensure that a user selects an option from a list of options on a web form
  3. To ensure that a user enters a valid email address on a web form
  4. To ensure that a user enters a valid credit card number on a web form

Answer: a) To compare two values entered by the user on a web form

32. What is the purpose of the RangeValidator control in ASP.NET?

  1. To ensure that a user enters a value within a specified range on a web form
  2. To ensure that a user selects an option from a list of options on a web form
  3. To ensure that a user enters a valid email address on a web form
  4. To ensure that a user enters a valid credit card number on a web form

Answer: a) To ensure that a user enters a value within a specified range on a web form

33. What is ViewState in ASP.NET?

  1. A mechanism for persisting page state between postbacks
  2. A database management system used in ASP.NET applications
  3. A security mechanism for preventing cross-site scripting attacks
  4. A caching mechanism for improving website performance

Answer: a) A mechanism for persisting page state between postbacks

34. What is the difference between the Response.Redirect() and Server.Transfer() methods in ASP.NET?

  1. Response.Redirect() sends a new HTTP request to the server, while Server.Transfer() does not.
  2. Server.Transfer() sends a new HTTP request to the server, while Response.Redirect() does not.
  3. Response.Redirect() maintains the current page state, while Server.Transfer() does not.
  4. Server.Transfer() maintains the current page state, while Response.Redirect() does not.

Answer: a) Response.Redirect() sends a new HTTP request to the server, while Server.Transfer() does not.

35. What is the purpose of the App_Code folder in an ASP.NET web application?

  1. To store code files that are compiled into a separate assembly
  2. To store code files that are included in the website project
  3. To store configuration files for the website
  4. To store data files used by the website

Answer: b) To store code files that are included in the website project

36. What is the purpose of the App_Data folder in an ASP.NET web application?

  1. To store code files that are compiled into a separate assembly
  2. To store code files that are included in the website project
  3. To store configuration files for the website
  4. To store data files used by the website

Answer: d) To store data files used by the website

37. What is the purpose of the Global.asax file in an ASP.NET web application?

  1. To handle application-level events, such as the application starting or ending
  2. To define the structure and layout of the website
  3. To define the default settings for the website
  4. To store configuration settings for the website

Answer: a) To handle application-level events, such as the application starting or ending

38. What is the purpose of the web.config file in an ASP.NET web application?

  1. To store configuration settings for the website
  2. To define the structure and layout of the website
  3. To handle application-level events, such as the application starting or ending
  4. To store data files used by the website

Answer: a) To store configuration settings for the website

39. What is the difference between a web form and a user control in ASP.NET?

  1. A web form is a complete page, while a user control is a reusable component that can be used on multiple pages.
  2. A user control is a complete page, while a web form is a reusable component that can be used on multiple pages.
  3. A web form is used for data input, while a user control is used for data output.
  4. A user control is used for data input, while a web form is used for data output.

Answer: a) A web form is a complete page, while a user control is a reusable component that can be used on multiple pages.

40. What is the purpose of the Web.Config file's "connectionStrings" section in ASP.NET?

  1. To specify the connection string used to connect to a database
  2. To specify the user authentication and authorization settings for the website
  3. To specify the caching settings for the website
  4. To specify the error handling settings for the website

Answer: a) To specify the connection string used to connect to a database