List the two important objects of ado.net and also list the namespaces that are commonly used in ado.net to aid in connection to a database.
Why are there five tracing levels in System.Diagnostics.TraceSwitcher?
Explain copy constructor?
What are collections in c#?
What is string method in c#?
Is c# queue thread safe?
Why are local variables stored in stack?
How do you declare an arraylist?
What is the use of 'using' statement in c#?
Does main have to be static c#?
What is generic method in c#?
Which layer executed first among these Application layer,Buisness layer or Data Base Layer?
What is dependency in software?