Microsoft Technologies Interview Questions and Answers Write the Connection String used in ADO.Net to connect with SQL Server database? Connection String with SQL Server Security Authentication (needs to include UserID and Password of d.... Category: ADO.Net Date: 12/2/2009 12:23:20 AM Explain Connection String used in ADO.Net? When .Net application connects to a database or a data file, ADO.Net uses a connection provider spec.... Category: ADO.Net Date: 12/2/2009 12:04:03 AM What is the use of command objects? This object represents an SQL statement that is executed while connected to the database. Following .... Category: ADO.Net Date: 10/15/2009 5:03:07 AM What are the various methods provided by the dataset object to generate XML? DataSet object provides following methods to generate XML: 1) ReadXML Reads a XML schema and data i.... Category: ADO.Net Date: 10/8/2009 3:49:37 AM Explain the various steps involved to fill a dataset? Step-1: Open the database connection by creating a Connection object. We can load the connection str.... Category: ADO.Net Date: 10/8/2009 3:16:53 AM What is the difference between DataSet.Clone() and DataSet.Copy() methods? DataSet.Clone(): It only copies structure, does not copy data. DataSet.Copy(): Copies both structur.... Category: ADO.Net Date: 10/6/2009 6:37:58 AM How can we force the Connection object to close after DataReader object is closed? We use ExecuteReader method of Command object to get the DataReader object. This ExecuteReader metho.... Category: ADO.Net Date: 10/6/2009 6:34:42 AM How to make decision about using DataSet over DataReader? Use a DataSet when you need to do following: 1) Navigate between multiple discrete tables of resul.... Category: ADO.Net Date: 10/6/2009 5:56:34 AM What is reflection in .Net? Discovering class information at runtime. Category: .Net Framework Date: 8/25/2009 9:46:41 PM For what purpose Boxing is used in .Net? Boxing is used to convert value type to reference type Category: .Net Framework Date: 8/25/2009 9:39:47 PM What is Global Assembly Cache (GAC)? Global assembly cache contains shared assemblies that are globally accessible to all .net applicatio.... Category: .Net Framework Date: 8/22/2009 7:39:06 AM Contrast the use of an abstract base class against an interface? Abstract class can provides implementation for some methods and properties while Interfaces can prov.... Category: .Net Framework Date: 8/22/2009 7:37:40 AM In the context of a comparison, what is object identity versus object equivalence? 1) Two objects are identical if they share same address in memory.Two objects are equivalent if they.... Category: .Net Framework Date: 8/22/2009 7:35:23 AM Is string a value type or a reference type? String is a refrence type. Value types differ from reference types in that variables of the value ty.... Category: .Net Framework Date: 8/22/2009 7:32:08 AM What is a Windows Service? A windows service is an application that started when windows is booted and runs in background as lo.... Category: .Net Framework Date: 8/22/2009 7:30:20 AM 1 2 3 4 5 6 7 8 9 10 >>

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