What is an ado connection?


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More ADO.NET Interview Questions

What is a data control clerk?

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How do you connect to sql server database without using sqlclient?

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Can we load multiple tables in a dataset?

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once data is fetched into dataset connection gets closed. but in datareader connection is always maintained...then why datareader is fast and mainly recommended ?

2 Answers  


How can we save all data from dataset?

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Define table relations?

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Difference between ADO and ADO.net ?

11 Answers   Accenture, BirlaSoft, College School Exams Tests, Krest, Red Apple,


If we want to connect to many databases in dataaccess layer such as MSAccess,Sql server,oracle means not to a particular database depends on condition we have to connect to appropriate database in this scenario if we without changing code Ho wdo you handle this situation?

4 Answers   Honeywell,


What is Pooling? what is data pooling? what is sql pooling?

3 Answers   TCS,


How can you identify whether or not any changes are made to the DataSet object since it was last loaded?

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In how many ways we can retrieve table records count? How to find the count of records in a dataset?

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What is DataReader Object?

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