Answer / madduri

It returns a read-only dataset from the data source when the
command is executed

Answer / nageswarao.garine

datareader is one the ado.net object which can used to store
data.datareader is readonly,forwardonly access data from
recordset.it doesn't allow manipulations on that.

when compared to other objects it provide very
fast accessing of data.

What is difference between private and protected?

0 Answers  

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Explain constructor in c#?

1 Answers  

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What is connection pooling in ado.net?

0 Answers  

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why sturcture ? why class?why you prefer structure and in which cases u go for class?

1 Answers   Microsoft,

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What are value types and reference types?

0 Answers  

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which datatype i have to use we i need dynamic size.for eg. empname .in first row it have only five chars.but next row it have 100 chars.

3 Answers  

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What are logical operators in c#?

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what happens if you inherit multiple interfaces and they have conflicting method names?

0 Answers   Siebel Systems,

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What is Event - Delegate?

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So how do you retrieve the customized properties of a .NET application from XML .config file? Can you automate this process ?

1 Answers  

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Where’s global assembly cache located on the system?

0 Answers  

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what are value types and reference types? where they are stored?

5 Answers   Kanbay,

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