Explain what is datagrid with an example?
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how to display empty table to datagrid
How to find the count of records in a dataset?
What are major difference between classic ADO and ADO.NET?
How to fetch the last inserted record in a particular table?
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Explain the DataAdapter.Update() and DataSetAcceptChanges() methods.
Which property is used to check whether a DataReader is closed or opened?
Explain About ado.net components/objects. Usage of data adapters and tell the steps to retrieve data.
what is typed and untyped dataset
Can a DataReader be used as a DataSource for a GridView. If it is so how will you handle paging.
What is concurrency? How will you avoid concurrency when dealing with dataset? (One user deleted one row after that another user through his dataset was trying to update same row. What will happen? How will you avoid the problem?)
what is the syntax code for oldb to connect oracle
What is an orm, and why would you use one instead of plain old ado.net?
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