ADO.NET Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

ADO.NET Interview Questions

Questions Answers Views Company eMail

What is the difference between a datareader and a dataset?

1043

How can we load multiple tables in a dataset?

1184

How can we add relation between tables in a dataset?

1000

How can we save all data from dataset?

1006

Can we connect two dataadapters to same data source using single connection at same time?

991

What are the usages of the command object in ado.net?

1025

What is partial class?

991

Explain the dataadapter class in ado.net?

1214

Which provider is used to connect ms access, oracle, etc…?

1004

What are the parameters that control most of connection pooling behaviours?

1078

How can we load multiple tables in to dataset?

1094

What is a datareader object?

1106

What is the difference between the clone() and copy() methods of the dataset class?

1091

How can you add or remove rows from the datatable object of dataset?

1027

What is the role of the dataset object in ado.net?

1112

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Un-Answered Questions { ADO.NET }

Data reader read and forward only, how is it possible to get 2 tables of data at a time?

923

Can you explain how to enable and disable connection pooling?

967

What is isolation?

1029

Explain how to copy the contents from one table to another table and how to delete the source table in ado.net?

873

What connected data?

967

How to store data in memory?

957

What is microsoft ado?

1011

What is difference between dataset and datatable?

1187

what is the difference betwen typed dataset and untyped dataset?in general which dataset can we use in programming?

1023

What is the difference between executequery and executenonquery?

921

What is ado.net and its features?

987

What are all components of ADO.Net data provider?

1063

What are the different layers of ado.net?

1083

Does sqlclient and oledb class share the same functionality?

942

Give few examples of datareader that is used in different dataproviders.

982

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