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

ADO.NET Interview Questions

Questions Answers Views Company eMail

What are the 4 types of classes in ADO.NET?

5 15445

How to get oledb connection?

3 7951

What is a database provider?

BioSys,

2 7080

What are the advantages of oledb compared with other classes?

2795

How to get the new oledb connection of oracle in database programming?

1 4133

How many commands does the oledbcommand takes?what are they?

2 5503

Which type of database is used while processing dynamic database?

Microsoft,

1 5096

What is a dataset?

3 6474

What is the difference between oledbreader and datasetwhile connecting?

1 3799

What is a datatable?

State Bank Of India SBI,

8 13792

What are the functions of oledbdataadapter?

4 9237

What is a datagrid?

4 7455

What is datacolumn and how it is used?

2 6384

can we have multiple datatables in a datareader ?

Fulcrum Logic, Infosys, Kale Consultants, Ness Technologies,

18 39237

What are the three Ado objects?

Microsoft, StarSoft,

6 13394

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Un-Answered Questions { ADO.NET }

How to check if a datareader is closed or opened? IsClosed()

1030

What are the steps you will take to improve performance?

894

What is an example of ordinal data?

1142

What providers does Ado.net uses?

1022

What does adodb stand for?

1054

Which database is the ado.net sql connection object designed for?

1050

Which method is used by command class to execute SQL statements that return single value?

1048

How does entity framework work?

922

How do you merge 2 datasets into the third dataset in a simple manner?

996

Which method is used to sort the data in ADO.Net?

1978

What is Data view?

1079

Is ado.net an orm?

963

Which is faster sqldataadapter and sqldatareader?

929

Which keyword is used to accept variable number of parameters?

1128

What is a datagridview?

1044

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