53.The DataAdapter uses which of the following object to retrieve the data from database

A.  Connection
B.   Command
C.   DataReader
Ans:B

52.Which is the best to retrieve Read-Only, Forward-only stream of data from database

A.   Data Set
B.  Typed Data Set
C.  DataReader
Ans:C

51.Which is the base class for TypedDataset

A.   DataReader
 B.   Dataset
 C.   DataAdapter
Ans:B

50.Which method of the XMLdocument class takes xml as string while loading

A.   Loadxml ( )
 B.   Load( )
 C.  Save ( )
 Ans:A 

49.Where do you find COMException class

A.   System.Runtime.Interopservices
B.   System.XML
C.   System. Data
Ans:A

48.How do we implement private interfaces

 A.  Using Inherits Keyword
 B.  Private interfaces can not be implemented
 C.  Using Implements Keyword
 Ans:B

47.How do you call non shared methods of a class

A.   Directly invoking the method name
B.  Invoking the method through the instance of that class
C.   None of the above
Ans:B