How can you add or remove rows from the datatable object of dataset?

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Explain the different row versions available in table?

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What are the advantages of oledb compared with other classes?

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How would you connect to a database by using .NET?

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I loaded the dataset with a table of 10 records. One of the records is deleted from the backend, how do you check whether all the 10 records were present while updating the data(which event and steps) and throw the exception 28 can datareader hold data from multiple tables?

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When we are running the Application, if any errors occur in the Stored Procedure then how will the server identify the errors?

5 Answers   HCL,

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How can we save all data from dataset?

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What is difference between datagridview and datagrid control in winforms?

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What is oledb connection?

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What are typed and untyped dataset?

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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?)

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How can I retrieve two tables of data at a time by using data reader?

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