How can we add/remove row's in "datatable" object of "dataset"?

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What is data control techniques?

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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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What is ado.net connection?

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How do you update a dataset in ado.net and how do you update database through dataset?

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i making a project using windows application c#, i want to show user name, password, and one button login. i wanna make it with sealed class .how its possible . when i clicked my login button all project should be open. pls cleare me.

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What is the meaning of executenonquery?

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what is ado.net

6 Answers   Karrox, SunGard,

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What are the Different layers in ADO.Net?

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What are two important objects of ADO.Net?

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What is bubbled event can you please explain?

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What are the advantages and drawbacks of using ado.net?

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