ADO.NET Interview Questions
Questions Answers Views Company eMail

Advantage of ADO.Net?

QualSoft, TCS,

2 7418

How would u connect to database using .NET?

Tesco, TCS,

5 5006

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

1 3171

Difference between OLEDB Provider and SqlClient ?

2 7208

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

3 3913

Difference between DataReader and DataAdapter / DataSet and DataAdapter?

TCS,

3 27243

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

4 6058

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

2 4423

What happens when we issue Dataset.ReadXml command?

1 3853

How to find the count of records in a dataset?

6 15291

How to check if a datareader is closed or opened?

1 12551

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

TCS,

1 13118

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 7913

Differences between dataset.clone and dataset.copy?

TCS, Ksb,

2 4415

What is the use of parameter object?

Ksb,

4 5970


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Un-Answered Questions { ADO.NET }

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

682


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?

870


What are the advantages of oledb compared with other classes?

1229


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

550


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

1343


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

695


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

2261