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ADO.NET Interview Questions
Questions Answers Views Company eMail

Advantage of ADO.Net?

QualSoft, TCS,

2 8785

How would u connect to database using .NET?

Tesco, TCS,

5 6342

What are relation objects in dataset and how & where to use them?

 1 3894



Difference between OLEDB Provider and SqlClient ?

 2 8485

What are the different namespaces used in the project to connect the database?

 3 4714

Difference between DataReader and DataAdapter / DataSet and DataAdapter?

TCS,

3 29268

Which method do you invoke on the DataAdapter control to load your generated dataset with data?

 4 7467

Explain different methods and Properties of DataReader which you have used in your project?

 2 5190



What happens when we issue Dataset.ReadXml command?

 1 4556

How to find the count of records in a dataset?

 6 17584

How to check if a datareader is closed or opened?

 1 15558

What are the differences between RAW, AUTO and Explicit modes in retrieving data from SQL Server in XML format?

TCS,

1 16840

What happens when u try to update data in a dataset in .NET while the record is already deleted in SQL SERVER as backend?

 5 9147

Differences between dataset.clone and dataset.copy?

TCS, Ksb,

2 5359

What is the use of parameter object?

Ksb,

4 6812

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Un-Answered Questions { ADO.NET }

The answers which posted above is not satisfied my requirement? Can some one post teh exact answer? Thanx

922

how to create a quiz software using 4 options to answer and how to check with answers in the database and award marks....

2753

What is the use of ADO.NET and XML web services?

1

can we create synonymn in ms access,sql server,my sql if so explain me with example

986

Can we create Synonymns in MS Acess,My Sql Server,Sql Server? But iam we can create in oracle!

1030




Explain what is datagrid with an example?

2

How to retrieve the user id which is provided while windows authentication?

2

How to add a javaScript function in a datagrid?

4

oledbdataadpter with ms access in c#.net giving exception System.Data.OleDb.OleDbException while writing adapter.update(dataset,"tabname"); how to update the database from dataset?

1257

What are the advantages of oledb compared with other classes?

1683

how can implement dropdownlist in particular of dataset when try to update?

1725

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