difference between String a; and String a=new String();? y do v need to assign memory to the variable?

2 Answers  

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What is jit compiler ?

0 Answers  

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How do you decide when to use arraylist and linkedlist?

0 Answers  

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What is aggregation?

1 Answers   Cap Gemini,

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What are different types of Exceptions?.

9 Answers  

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Mention a package that is used for linked list class in java.

0 Answers  

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What are the steps to do connection pooling in weblogic?

1 Answers   TCS,

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Why is java not 100% pure oops?

0 Answers  

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Can we serialize arraylist in java?

0 Answers  

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Is string is a data type?

0 Answers  

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public class Test { public static void main(String ar[]) { Integer a = 10; Integer b =10; Integer c = 145; Integer d = 145; System.out.println(a==b); System.out.println(c==d); } }

7 Answers   iGate,

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What is user defined exception in Java?

0 Answers   TCS,

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