Answer / tanmayy

We use wrapper classes in java so as to objectify the
primitive data types.There are certain wrapper classes for
different data types such as:-
int : Integer
float : Float
boolean : Boolean
etc...

Answer / srikanth

int i=100;
here we are converting primitive to wrapper object
Integer i=new Integer(i);

i need example for java abstraction. where we use abstraction and why we need abstraction.

2 Answers   Oracle,

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Is main an identifier?

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1 Answers   TCS,

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Tell me about different OOPS concepts.

0 Answers   Amdocs,

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1 Answers   Systematix,

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Why string is popular hashmap key in java?

1 Answers  

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How applets will communicate with each other?

1 Answers  

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3) Suppose you are a very rich person, having 50 rooms and you have lost the key for one of the room's. How effectively you can find this key? (Qs2 and Qs3 are related)

3 Answers   RBS,

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what is business delegate?

2 Answers   TCS,

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Say any two properties in beans?

0 Answers  

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For class CFoo { }; what default methods will the compiler generate for you>?

0 Answers   Amazon,

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