- Button
- Calendar
- Checkboxlist
- DropDownList
- RadioButtonList
In an ASP.NET interview, when asked about web controls, you can provide examples of various types of web controls that ASP.NET offers. Web controls are essential elements in ASP.NET for building web applications. They encapsulate common HTML elements and provide a higher level of abstraction, making it easier for developers to work with web pages.
Here are some examples of web controls in ASP.NET:
- TextBox: Allows users to input text.
- Button: Provides a clickable button element.
- Label: Used to display static text on a web page.
- DropDownList: Presents a dropdown list of items for user selection.
- CheckBox: Represents a checkbox input for binary choices.
- RadioButton: Presents a radio button input for mutually exclusive options.
- GridView: Displays tabular data in a grid format with features like sorting and paging.
- ListView: Similar to GridView but offers more flexibility in terms of layout.
- Repeater: Iterates over a data source to create repeated items in a custom layout.
- FileUpload: Allows users to upload files from their local system to the server.
- Image: Displays an image on the web page.
- HyperLink: Represents a hyperlink control for navigation.
- Calendar: Provides a calendar control for date selection.
- Validation Controls (e.g., RequiredFieldValidator, RegularExpressionValidator): Used for client-side and server-side validation of user input.
- Panel: Used as a container to group other controls and manipulate them as a single unit.
These are just a few examples of the many web controls available in ASP.NET. Depending on the interviewer’s question or the context of the discussion, you might delve deeper into specific controls or discuss their usage in different scenarios. Additionally, you could talk about the differences between server controls and client controls, their lifecycle, and how they interact with server-side code.