ADO.NET Interview Questions
Questions Answers Views Company eMail

Advantage of ADO.Net?

QualSoft, TCS,

2 7726

How would u connect to database using .NET?

Tesco, TCS,

5 5280

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

1 3330




Difference between OLEDB Provider and SqlClient ?

2 7424

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

3 4086

Difference between DataReader and DataAdapter / DataSet and DataAdapter?

TCS,

3 27540

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

4 6356

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

2 4565




What happens when we issue Dataset.ReadXml command?

1 3964

How to find the count of records in a dataset?

6 15752

How to check if a datareader is closed or opened?

1 13186

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

TCS,

1 13828

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 8137

Differences between dataset.clone and dataset.copy?

TCS, Ksb,

2 4569

What is the use of parameter object?

Ksb,

4 6140


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Un-Answered Questions { ADO.NET }

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?

910


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

1378


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

2344


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

716


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

588


What are the advantages of oledb compared with other classes?

1283


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

722