Answer Posted / ilayaraja

it is used to retrieve the records in forward only
manner.it is always connected with data source. also fast
retrieval of records when compared to other (dataset..).

What are the different ado.net namespaces are available in .net?

961

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What is the purpose of using adodb?

912

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

890

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Which keyword is used to accept variable number of parameters?

1076

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I loaded the dataset with a table of 10 records. One of the records is deleted from the backend, how do you check whether all the 10 records were present while updating the data(which event and steps) and throw the exception 28 can datareader hold data from multiple tables?

975

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What do you know about ado.net's methods?

1061

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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?

935

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Explain ODP.net

945

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Define table relations?

932

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What are the different methods available under the sqlcommand class to access the data?

1009

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What does datareader object do?

954

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Why do we need ado.net?

917

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What is ado full form?

976

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Is bulk insert faster than insert?

871

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What is command class in ado.net?

957

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