What is the difference between Integer and int?

10 Answers   Infosys,

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What is an enumeration class?

2 Answers  

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What is the method overriding?

0 Answers  

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Can we use a default constructor of a class even if an explicit constructor is defined?

0 Answers  

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What is meant by class loader? How many types are there? When will we use them?

0 Answers  

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Explain polymorphism citing an example.

0 Answers   Amazon,

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Which is faster call by value or call by reference?

0 Answers  

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What is the synonym of procedure?

0 Answers  

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Real Time sample code for Encapsulation and Abstraction. where to use abstract and where to use specifies like public private.

2 Answers  

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Where is jre installed?

0 Answers  

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How do you create a method in java?

0 Answers  

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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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