Define connection string?


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More ADO.NET Interview Questions

If a table contains 20000 records. In a page at each time 100 records to be displayed.

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Explain what a diffgram is and its usage ?

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Which property is used to check whether a DataReader is closed or opened?

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How to find the given query is optimised one or not?

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Which are the different IsolationLevels ?

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How do you update a dataset in ado.net and how do you update database through dataset?

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Can I use One Data Set for More than one Data Adapter?

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What provider ado.net use by default? Explain the role of data provider in ado.net? What is the role of data provider in ado.net?

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Define connection string?

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What is the difference between data reader and data adapter?

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What we do with the object of ado.net dataset after using it?

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What is executenonquery ado.net?

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