In a SQL Statement while working with SqlCommand it returns a single value, at that time which method of Command Object will be used?

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Question:In a SQL Statement while working with SqlCommand it returns a single value, at that time which method of Command Object will be used?

1. ExecuteNonQuery

2.ExecuteReader

3.ExecuteScalar

4.All of the above

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  1. In a SQL Statement while working with SqlCommand it returns a single value, at that time which method of Command Object will be used?
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