What JNDI(Java Naming and Directory Interface) provides?

4 Answers  

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What is a package in java? List down various advantages of packages.

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What is difference between static and abstract class?

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How can we find size of the object ?

5 Answers   CTS, RazorSight,

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What is merge sort in java?

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interface X{ void m1(); void m2(); } class Child2 extends Object implements X { public void m1(){ System.out.println("Child2 M1"); } public void m2(){ System.out.println("Child2 M2"); } } public class ParentChildInfterfaceDemo { public static void main(String[] args){ X x = new Child2(); X x1 = new Child2(); x.m1(); x.m2(); x.equals(x1); } } Will the above code work? If yes? Can you please explain why the code x.equals(x1) will work as the equals method is called on interface reference vaiable?

2 Answers  

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This is related to threads. I have a class with synchronized method m1(). Can I create different instances of this class and execute the m1() for different threads?

3 Answers  

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If we don’t want some of the fields not to serialize how to do that?

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What is boolean flag in java?

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What is the major drawback of internal iteration over external iteration?

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What is the flag in java?

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What is object

6 Answers  

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