What is data access pattern?
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What is the advantage of ado.net?
Which one of the objects is a high-level abstraction of the connection and command objects in ado.net?
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?)
How do we invoke queries from the application
What is ado code?
What is the usage of the dataset object in ado.net?
Where do you store connection string ?
Can a DataReader be used as a DataSource for a GridView. If it is so how will you handle paging.
What is full form of ado?
Explain what are the steps to connect to a database?
Which provider is used to connect ms access, oracle, etc…?
What is the difference between executequery and executenonquery?
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