Answer Posted / payal

1)Data set is work in diconnected architure.
Datareader is work in connected architure.

2)according to speed datareader is faster than dataset.

3)In case of dataset it contain all
tables,relations,constriants which is not in datareader so
that speed of datareader is fast.

4)Data set can persist records where datareader is not.

5)we can save ,update data in dataset and save using
acceptchanges method where datareader cannot.

6)datareader is forward only.where dataset is not.

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