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

ADO.NET Interview Questions

Questions Answers Views Company eMail

Explain the namespaces in which .net has the data functionality class.

1153

How will you fill the gridview by using datatable object at runtime?

1106

What is dataset object? Explain the various objects in dataset.

1079

What is row state?

1034

How we can provide data to ado.net?

1122

Explain sqlconnection object?

1065

describe the dataset object in ado.net.

994

How to store data in memory?

991

What is connection pooling and what is the maximum pool size in ado.net connection string?

986

How to work with disconnected data - the dataset and sqldataadapter?

1037

How to add an aggregate column?

1063

Explain the basic use of "dataview" and explain its methods.

1056

How to enable and disable connection pooling?

1107

Explain the various objects in dataset.

1046

What is serialization and de-serialization in .net?

982

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Un-Answered Questions { ADO.NET }

What is data control techniques?

1002

What are the pre-requisites for connection pooling?

1059

What is the use of data grid?

997

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

960

Explain the role of data provider in ado.net?

1038

Define the data provider classes that is supported by ado.net?

1029

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

1086

What is shadow copy?

1022

Explain the namespaces in which .net has the data functionality class.

1153

How do you update a dataset in ado.net?

1061

What is difference between ado and other data object?

968

What is dataset and datatable in ado.net?

1041

What is difference between entity framework and ado.net?

978

What is the namespaces being used to access oracle database?

1138

Can datareader hold data from multiple tables?

1221

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