Answer Posted / m!r@

public class FindSizeOfObject{
public static void main(String[] args) throws Exception{

Runtime obj = Runtime.getRuntime();
System.out.println(obj.totalMemory() - obj.freeMemory());
}
}

Does java return by reference?

1011

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Why set do not allow duplicates in java?

1104

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Why for each loop is used?

1013

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How do you convert string to int in java?

1079

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What are the Class Libraries ?

1046

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Can a class be private?

962

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What is substring in java?

1227

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What is the difference between a constructor and a method?

1256

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What language is java written?

1021

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What is the abstraction?

1020

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there are N number of matchboxes numbered 1...N.each matchbox contain various number of stick.Two player can alternatevely pick some amount of stick from the higest stick containing box . The player is condidered win if there is no stick after his move.Find the final move so that the move player win. Note:In case the number of stick is equal ,pick the stick from the higest numbered box.

1991

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What are the advantages of autoboxing?

1019

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How we can declare a static variable?

1110

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What does isempty () do in java?

1059

---

Can an integer be null java?

1008

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