ADO.NET Interview Questions
Questions Answers Views Company eMail

Advantage of ADO.Net?

QualSoft, TCS,

2 8015

How would u connect to database using .NET?

Tesco, TCS,

5 5655

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

1 3518




Difference between OLEDB Provider and SqlClient ?

2 7829

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

3 4256

Difference between DataReader and DataAdapter / DataSet and DataAdapter?

TCS,

3 28153

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

4 6719

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

2 4724




What happens when we issue Dataset.ReadXml command?

1 4183

How to find the count of records in a dataset?

6 16354

How to check if a datareader is closed or opened?

1 13970

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

TCS,

1 15062

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 8446

Differences between dataset.clone and dataset.copy?

TCS, Ksb,

2 4765

What is the use of parameter object?

Ksb,

4 6333


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Un-Answered Questions { ADO.NET }

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

2448


What are the advantages of oledb compared with other classes?

1403


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

779


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

661


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

780


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?

983


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

1448