ASP.NET

ASP.NET interview questions - part 3

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What is Shared (static) member? It belongs to the type but not to any instance of a type. It can be accessed without creating an instance of the type.............. Read answer What is the transport protocol you use to call a Web service? SOAP (Simple Object Access Protocol) is the preferred protocol................ Read answer What is Option Strict used for? Option Strict On enables type checking at design time and prevents............. Read answer Define Boxing an Unboxing.   Boxing allows you to treat a value type the same as a reference type........ Read answer What does WSDL stand for? Web Services Description Language..........  Read answer Define ViewState in ASP.NET. It allows the state of objects (serializable) to be stored in a hidden field on the page. It is transported to the client and back to the server, and is not stored on the server or any other external source...............   Read answer What is the lifespan for items stored in ViewState? Items stored in the ViewState exist for the life of the current page........... Read answer Define EnableViewState property. It allows the page to save the users input on a form across postbacks.  It saves the server-side values for a given control into ViewState............. Read answer What are Delegates? Delegates provide the functionality behind events. A delegate is a strongly typed function pointer................ Read answer What are Classes? Classes are the blueprints for objects. A class acts as a template for any number of distinct objects......... Read answer What is Encapsulation? The data of an object should never be made available to other objects........... Read answer Different types of Session state management options available with ASP.NET? ASP.NET provides In-Process and Out-of-Process state management. In-Process stores the session in memory on the web server............. Read answer What methods are fired during the page load? Init() - when the page is instantiated. Load() - when the page is loaded into server memory......... Read answer Explain ADO.NET. It is data-access technology, primarily disconnected and designed to provide efficient, scalable data  access. The disconnected data is represented within a DataSet object.............  Read answer <<Previous  Next>> Also read ASP.NET 2.0 Data Controls One of the important goals of ASP.NET 2.0 is 70% code reduction. The data controls supplied with ASP.NET 2.0 play an important role in making this ambitious goal a reality. Data source controls provide a consistent and extensible method for declaratively accessing data from web pages.............. ASP.NET 2.0 Security Controls With ASP.NET 2.0, things have changed for the better. For security-related functionalities, ASP.NET 2.0 introduces a wide range of new controls.............. ASP.NET 2.0 New Controls In addition to the new controls, ASP.NET 2.0 also provides numerous enhancements to existing controls that make these controls more versatile than ever before in building component-based web pages. For example, the Panel control now has a DefaultButton property that specifies which button should be clicked if the user presses the Enter key while the panel has the focus......... ASP.NET 2.0 Validation Groups With ASP.NET 2.0, Microsoft introduces a new feature known as validation groups, which enables you to create different groups of validation controls and assign them to input controls, such as text boxes. You can assign a validation group to a collection of input controls if you want to validate the collection of input controls on the same criteria............ ASP.NET 2.0 Themes One of the neat features of ASP.NET 2.0 is themes, which enable you to define the appearance of a set of controls once and apply the appearance to your entire web application............ ASP.NET State Management  This article describes state management in ASP.NET. It explains client-side state management and server-side state management. ASP.NET Validation Control This includes description about validation control, its types and steps to use them in ASP.NET. ADO.NET This is complete article on ADO.NET with code and interview questions