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

ADO.NET Interview Questions

Questions Answers Views Company eMail

How do I delete a row from a DataTable?

UGC Corporation,

1081

What is the significance of CommandBehavior.CloseConnection ?

NA,

1098

What are the different namespaces used in the project to connect the database? What data providers available in .net to connect to database?

1279

How would you connect to database using .NET?

985

In how many ways we can retrieve table records count? How to find the count of records in a dataset?

960

how you will deal result set? How do you sort a dataset?If a dataset contains 100 rows, how to fetch rows between 5 and 15 only?

949

What is method to get XML and schema from Dataset? getXML() and get Schema ()

927

How do you implement locking concept for dataset?

944

What is concurrency? How will you avoid concurrency when dealing with dataset? (One user deleted one row after that another user through his dataset was trying to update same row. What will happen? How will you avoid the problem?)

948

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

973

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

948

Explain the advantage of ADO.Net?

942

Which control of the BindingNavigator returns the current position within the data source?

1113

Describe the disconnected architecture of ADO.NET’s data access model.

995

What is the DataTableCollection?

1003

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Un-Answered Questions { ADO.NET }

How to read data with the sqldatareader ?

926

What does ado stand for?

870

What are basic methods of dataadapter?

930

Explain the difference between ado and ado.net?

884

What is an ADO.Net?

934

What are the usages of the command object in ado.net?

972

Which name space is used to get assembly details?

927

What is ole data type?

856

Does ado.net use odbc?

902

Which object is used to add relationship between two Datatables?

980

What is ado.net object model?

922

What are the 3 major types of connection objects in ado.net?

941

Why is ADO.NET serialization slower than ADO ?

1002

What is datasource in ado.net?

1024

What is ado net stands for?

909

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