31. Which object is used to add a relationship between two DataTable objects? The DataRelation object is used to add relationship between two DataTable objects. 32. Explain the new features in ADO.NET Entity Framework 4.0. ADO.NET Entity Framework...
ADO.NET Interview Questions and Answers - Part 5
25. What is connection pooling? Connection pooling refers to the task of grouping database connections in cache to make them reusable because opening new connections every time to a database is a time-consuming process. Therefore, connection pooling...
ADO.NET Interview Questions and Answers - Part 4
19. How can you identify whether or not any changes are made to the DataSet object since it was last loaded? The DataSet object provides the following two methods to track down the changes: The GetChanges() method - Returns the DataSet object, which...
ADO.NET Interview Questions and Answers - Part 3
13. Name the two properties of the GridView control that have to be specified to turn on sorting and paging. The properties of the GridView control that need to be specified to turn on sorting and paging are as follows: The AllowSorting property...
ADO.NET Interview Questions and Answers - Part 2
7. Explain the DataAdapter.Update() and DataSet.AcceptChanges() methods. The DataAdapter.Update() method calls any of the DML statements, such as the UPDATE, INSERT, or DELETEstatements, as the case may be to update, insert, or delete a row in a DataSet....
ADO.NET Interview Questions and Answers - Part 1
1. What are major difference between classic ADO and ADO.NET? Following are some major differences between both In ADO we have recordset and in ADO.NET we have dataset. In recordset we can only have one table. If we want to accommodate more than one...
ASP.NET : 3+ Years of Expreience Interview Questions and Answers
1.)View state how u make that so that view state in page can not be tampered? Administrator wants to make a security check that no one has tampered with ViewState, how can we ensure this? Microsoft has provided two mechanisms for increasing the security...
ASP.NET Interview Questions and Answers
121. Explain the concept of states in ASP.NET. State is quite an innovative concept in Web development because it eliminates the drawback of losing state data due to reloading of a Web page. By using states in a Web application, you can preserve the...
ASP.NET Interview Questions and Answers
115. What are the various ways of authentication techniques in ASP.NET? There are various techniques in ASP.NET to authenticate a user. You can use one of the following ways of authentication to select a built-in authentication provider: Windows...
ASP.NET Interview Questions and Answers
109.) What are Web server controls in ASP.NET? The ASP.NET Web server controls are objects on the ASP.NET pages that run when the Web page is requested. Many Web server controls, such as button and text box, are similar to the HTML controls. In addition...
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