What are the steps to connect to a database?
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can we change the data in dataset? if yes what is the process?
What is difference between executenonquery and executequery?
What are the Different layers in ADO.Net?
Explain what are acid properties?
What is aggregate root?
once data is fetched into dataset connection gets closed. but in datareader connection is always maintained...then why datareader is fast and mainly recommended ?
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 difference between data grid and data repeater?
Which object holds only data and does not interact with data source?
What is the default Timeout for SqlCommand.CommandTimeout property?
What is the provider and namespaces being used to access oracle database?
Describe ado.net object model in detail.
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