(B) What' is the sequence in which ASP.NET events are processed?

Following is the sequence in which the events occur:. Page_Init. . Page Load. . Control events . Page- Unload event. Page_init event only occurs when first time the page is started, but Page Load occurs in subsequent request of the page.

(B) In which event are the controls fully loaded?
Page load event guarantees that all controls are fully loaded. Controls are also accessed in Page_Init events but you will see that view state is not fully loaded during this event.5 (B) How can we identify that the Page is Post Back? Page object has an "IsPostBack" property, which can be checked to know that is the page posted back.

(B) How does ASP.NET maintain state in between subsequent request?
Refer Caching chapter, For Caching Part 1 and For Part 2 .

(A) What is event bubbling?
Server controls like Data grid, Data List, and Repeater can have other child controls inside them. Example Data Grid can have combo box inside data grid. These child control do not raise there events by themselves, rather they pass the event to the container parent (which can be a data grid, data list, repeater), which passed to the page as "ItemCommand" event. As the child control send events to parent it is termed as event bubbling.

(B) How do we assign page specific attributes?
Page attributes are specified using the @Page directive.

database=testing" /> </appSettings> (B) Where is View State information stored? In HTML Hidden Fields. Using "AppSetting" section. (B) What is the use of Smart Navigation property? It's a feature provided by ASP. (B) What is AppSetting Section in "Web. Note:.config file defines configuration for a web project. Project is who have browser compatibility as requirements have to think some other ways of avoiding flickering. <Configuration> <appSettings> <add key="ConnectionString" value="server=xyz. . we can define user-defined values.pwd=www. which will be used through out the project for database connection.(A) How do we ensure view state is not tampered? Using the @Page directive and setting 'EnableViewStateMac' property to True.This is only supported for IE browser. Example below defined is "Connection String" section. NET to prevent flickering and redrawing when the page is posted back.Config" file? Web. (B) What is the use of @ Register directives? @Register directive informs the compiler of any custom server control added to the page.

NET. Register the ASCX control in page using the <percentage@ Register directive.(I) what is the use of @ Output Cache directive in ASP. It is used when you want the control should not be empty. See more for Caching chapter. After . RangeValidator It checks if the value in validated control is in that specific range. It is used for caching. CompareValidator .NET? User controls are created using .ASCX in ASP.ascx" %> . (B) How can we create custom controls in ASP. . Now to use the above accounting footer in page you can use the below directive. <Accounting: footer runat="server" /> (B) How many types of validation controls are provided by ASP.NET? There are six main types of validation controls:RequiredFieldValidator It checks whether the control have any value. Example TxtCustomerCode should not be more than eight lengths.ASCX file is created you need to two things in order that the ASCX can be used in project:.NET.Example <%@ Register tag prefix="Accounting" Tag name="footer" src="Footer.

NET page. . we will need to check this attribute as true. Validation Summary It displays summary of all current validation errors on an ASP.just uttered one word Validation summary. Example Textbox TxtPie should be equal to 3.It checks that the value in controls should match some specific value.14. Example on a Combo Box change we need to send the event immediately to the server side then set the "AutoPostBack" attribute to true.ASAX" file? It allows to execute ASP.NET application level events and setting application-level variables. Note: . CustomValidator It is used to define User Defined validation. Set the "Allow Paging" to true. (B) Can you explain "AutoPostBack"? If we want the control to automatically post back in case of any event. Example in one of the interviews i was asked how will you display summary of all errors in the validation control.. if you have implemented practically its just a revision.The answers are very short. In PageIndexChanged event set the current page index clicked. (B) How can you enable automatic paging in Data Grid? Following are the points to be done in order to enable paging in Data grid:. RegularExpressionValidator When we want the control. just make sample code using Datagrid and try to implement this functionality.It is rare that some one will ask step by step all the validation controls. (B) What is the use of "GLOBAL. value should match with a specific regular expression. Note: .. If you are fresher. Rather they will ask for what type of validation which validator will be used. .

Config"? "Web. (B) What is a SESSION and APPLICATION object? Session object store information between HTTP requests for a particular user.config" files apply settings to each web application.config" and "Machine. while "Machine. while application object are global across users.NET applications.config" file apply settings to all ASP. .(B) What is the difference between "Web.