The components of ADO.Net are Dataset, Data Reader, Data Adaptor, Command, connection. In an ASP.NET interview, when asked about the components of ADO.NET, you can provide the following answer: ADO.NET (ActiveX Data Objects .NET) is a part of the .NET framework used to access and manipulate data from various data sources. The main components of ADO.NET are: Connection: Represents a connection to a data source, such as a database. It provides methods for opening, closing, and managing connections to the…

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Web services have file extension .asmx. The file extension commonly associated with ASP.NET web services is .asmx. This extension is used for ASP.NET web service files, which typically contain the service endpoint definition and methods that can be called remotely over HTTP.

Session Cookie – Resides on the client machine for a single session until the user does not log out. Persistent Cookie – Resides on a user’s machine for a period specified for its expiry, such as 10 days, one month, and never. In ASP.NET, there are generally two types of cookies: Session Cookies: These cookies are stored in memory and are available only during the user’s session. They expire and are deleted once the user closes the browser or after…

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System.Globalization System.Resources To create a localized application in ASP.NET, you would typically need to use the following namespaces: System.Globalization: This namespace provides classes that define culture-related information, including language, country/region, calendars in use, format patterns for dates, currency, and numbers, and more. It’s essential for handling culture-specific formatting and parsing. System.Resources: This namespace contains classes and interfaces that allow you to create, store, and manage various culture-specific resources for an application. These resources can include strings, images, sounds, etc., tailored…

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In HtmlInputCheckBoxcontrol, multiple item selection is possible whereas in HtmlInputRadioButton controls, we can select only single item from the group of items. The main difference between an HtmlInputCheckBox control and an HtmlInputRadioButton control lies in their functionality and purpose in web forms: HtmlInputCheckBox Control: Represents a checkbox input element in HTML. Allows users to select multiple options from a list of choices. Each checkbox operates independently, meaning users can select or deselect each checkbox individually. Suitable for scenarios where users…

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The data types supported by the RangeValidator control are Integer, Double, String, Currency, and Date. The RangeValidator control in ASP.NET supports the following data types: Integer: Validates that the input falls within a specified range of integer values. Double: Validates that the input falls within a specified range of double-precision floating-point values. Currency: Validates that the input falls within a specified range of currency values. Date: Validates that the input falls within a specified range of dates. String length: Validates…

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The appSettings block in web config file sets the user-defined values for the whole application. In ASP.NET, the appSettings section in the web.config file is used to store application-specific settings or configurations that can be accessed programmatically by the application. These settings are typically key-value pairs that help in configuring various aspects of the application. Here’s what you can include in the appSettings section: Key-Value Pairs: Each setting is defined using a unique key and its corresponding value. Access from…

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Application Request Response Server Session Context Trace In ASP.NET, there are several major built-in objects that are fundamental to the framework’s functionality. Here’s a list of some of the key ones: HttpContext: Represents the current HTTP request and response, providing access to request-specific information such as headers, cookies, and form data. HttpRequest: Represents the client’s HTTP request and provides properties and methods to access request data like headers, query string parameters, and form data. HttpResponse: Represents the HTTP response that…

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ItemTemplate AlternatingltemTemplate SeparatorTemplate HeaderTemplate FooterTemplate In ASP.NET, the Repeater control is used to display a repeated list of items from a data source. It provides great flexibility in defining the layout of the repeated items. Here are the templates associated with the Repeater control: ItemTemplate: This template is used to define the layout of each item in the Repeater control. AlternatingItemTemplate: Similar to ItemTemplate, but this template is applied to every other item in the Repeater control. It’s useful for…

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The Page.Validate() method is used to force all the validation controls to run and to perform validation. In ASP.NET, to force all validation controls to run, you can call the Page.Validate() method. This method validates all of the validation controls on the page, regardless of whether their Enabled property is set to true or false. After calling Page.Validate(), you can check the Page.IsValid property to determine if all the validation controls passed validation. Here’s a sample code snippet demonstrating this:…

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