Can a class be protected in java?

0 Answers  

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what is singleton class in java?

0 Answers   Cap Gemini,

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What is the purpose of a volatile variable?

0 Answers  

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What is default switch case? Give example.

0 Answers  

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what is the role of xml in core java?? and how we can use it?? can somebody give a sample program with explanation and from where i can read more about xml?????

0 Answers   HCL, SAP Labs, Vital Soft,

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What error occurs if a try-catch-finally statement sequence does not have a catch clause?

4 Answers  

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Is Java a dying language?

0 Answers  

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What are the principle concepts of oops?

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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Explain the scope of a variable.

0 Answers   TCS,

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What is communist flag?

0 Answers  

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When throws keyword is used?

0 Answers  

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