Answer Posted / ashokdahiya

main upgaded differencees
1disconnected data archetecture
2 data cached in dataset
3 data transefer in XML format
4 interaction with database is done through the datacommands

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

1002

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

980

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Which namespaces are used for data access?

1214

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Define Execute Reader?

1071

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

869

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how we can fire event in databound coulm in datagfrid withot using button?

973

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What is meant by executenonquery?

938

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What are the important features of ado.net 2.0?

1076

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What are the advantages of oledb compared with other classes?

2797

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How do you update a dataset in ado.net?

1032

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What is the use of adodc?

992

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How can we check that some changes have been made to dataset since it was loaded?

972

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What is the difference in an abstract class and an interface?

1009

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What is the use of Dataview?

1134

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Why is it important to close an ado.net application?

1024

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