Top 10 WinForms Interview Questions And Answers {Updated For 2024}

Finding another job can be so cumbersome that it can turn into a job itself. Prepare well for the job interviews to get your dream job. Heres our recommendation on the important things to need to prepare for the job interview to achieve your career goals in an easy way. Windows Forms is one of the powerful windows applications. It offers an empty board where you can add your application code and modify the data. It is done in Visual Studio. Candidates should have basic knowledge on how this is done in order to get a job. Certifications exams available to increase competency. Follow our Wisdomjobs page for Windows Forms job interview questions and answers page to get through your job interview successfully in first attempt.

C# Windows Form Interview Questions and Answers

winforms interview questions

Finding another job can be so cumbersome that it can turn into a job itself. Prepare well for the job interviews to get your dream job. Heres our recommendation on the important things to need to prepare for the job interview to achieve your career goals in an easy way. Windows Forms is one of the powerful windows applications. It offers an empty board where you can add your application code and modify the data. It is done in Visual Studio. Candidates should have basic knowledge on how this is done in order to get a job. Certifications exams available to increase competency. Follow our Wisdomjobs page for Windows Forms job interview questions and answers page to get through your job interview successfully in first attempt.

winforms interview questions

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Part 1 – WinForms Interview Questions (Basic)

This first part covers basic Interview Questions and Answers.

Answer: Windows Forms is an API that exists in the Microsoft .NET framework to develop rich client applications. This API lies within the Microsoft .NET stack and gives interfaces to extend the API abstract classes or implement the interfaces to develop rich client applications. Windows Forms is a form of managed libraries in the .NET framework. It provides graphics API and provides more security within the client applications.

Answer: These are the basic WinForms Interview Questions asked in an interview. The different steps involved in a Windows Form are –

  • Load: This is the first step when a specific form is loaded into the application.
  • Activate: This step will come into the picture when the form is highlighted or if it gets focused by getting back from minimized state or if it is loaded for the first time.
  • Deactivate: This step will be fired if the form is not focused or if it is closed or minimized, or if it is moved to the background.
  • Closing: This step will be triggered if the application is about to be closed, which means just before the step of Closed.
  • Closed: This step will be executed when the application is closed.
  • Disposed of: This step is executed once after the Form or Application is closed to perform the garbage collection mechanism.
  • Answer: There are different Windows Forms API components to develop rich client applications based on different functional requirements. They are TextBoxes, List Boxes, Labels, Controls etc.,

    Example: If there is any kind of login page in an application, the entire login page will be treated as a Windows Forms, and the different components in the Windows Form, i.e. login page, are text fields controls, login button control, and label controls. The text field control captures the data from the user and validates it, and the Button Control performs a set of action after clicking it by validating the text strings given by the user. The label controls will define the text field to be entered, and it helps the user log into the application.

    Answer: The below are the two properties in the .NET that perform as accessors to read or write the properties of the Windows Forms or any kind of class or object. The two property accessors are GET and SET:

  • GET: The GET property accessor is required to return the property value based on the different access levels as defined. The read-only property has to GET accessor but not a SET.
  • SET: The SET property accessor is required to assign a value, mostly a new value, based on the access level defined. Write only property have SET accessor but not a GET.
  • Answer: The different functionalities that can be performed using Windows Form are as below:

  • To build rich client applications.
  • To develop rich and interactive user interfaces.
  • To create event handlers.
  • To develop different kinds of panels within the window.
  • To create Graphical User Interfaces or Graphics forms.
  • To display and manage the data submitted by the user.
  • To perform data binding operations.
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