ADO.NET Interview Questions
Questions Answers Views Company eMail

Features and disadvantages of dataset?

CarrizalSoft Technologies, Infosys, Microsoft, Sampath Software,

2 14774

What is the provider and namespaces being used to access oracle database?

Microsoft,

4 5887

What is ODP.NET?

Microsoft,

2 11123

Difference between datareader and dataset?

Microsoft, Noel Infotech, Satyam, Value Labs,

26 59688

What are the steps in connecting to database?

IBM, Microsoft,

3 9820

what is sql Injection?

Microsoft,

4 8380

Differnce between Stored procedure and user defined functions?

Microsoft, Symphony,

17 23555

Differnces between oracle 9i and sql server?

College School Exams Tests, Microsoft,

2 8788

what is clustered index?why is it created?

Microsoft, Wipro,

4 11445

what is trigger?

Microsoft, Precept Technology,

8 12420

can we execute trigger normally at the desired time?

Microsoft,

3 7242

What provider ADO.net use by default?

Accenture, TCS,

10 20958

What is @@rowcount and with small code snippet explain the usage?

BirlaSoft,

4 13250

If a table contains 20000 records . In a page at each time 100 records to be displayed. What are the steps u will take to improve performance? will you use dataset or datareader?

7 10185

If we want to connect to many databases in dataaccess layer such as MSAccess,Sql server,oracle means not to a particular database depends on condition we have to connect to appropriate database in this scenario if we without changing code Ho wdo you handle this situation?

Honeywell,

4 8176


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Un-Answered Questions { ADO.NET }

How we can provide data to ado.net?

525


Which object holds only data and does not interact with data source?

477


Explain the DataAdapter.Update() and DataSetAcceptChanges() methods.

506


Does sqlclient and oledb class share the same functionality?

515


Is entity framework better than ado.net?

462






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

568


Which is the best method to get two values from the database?

496


What is ado.net and its features?

483


What is the difference between data grid and data repeater?

492


Which parameter of ConnectionString is used to specify the name of the database?

534


What is a datareader object?

561


What are dataproviders?

519


Where is adodb dll located?

504


What is the difference between data reader and data adapter?

515


Explain how to pass multiple tables in datasets simultaneously?

477