Is a char always 1 byte?

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Explain try and catch keywords in java?

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Give few difference between constructor and method?

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can we write two same methods in outer class and innerclass.

1 Answers   3i Infotech,

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Explain the features of java?

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What is the use of join method?

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Does list maintain insertion order java?

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Explain about the select method with an example?

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what is the difference between String s="hello"; and String s=new String("hello");?

3 Answers  

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Can we use static class instead of singleton?

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What will be the output of the program? public class Test { public static void main(String args[]) { ArrayList<String> list = new ArrayList<String>(); list.add("2"); list.add("3"); list.add("4"); list.add("5"); System.out.println("size :"+list.size()); for(int i=0;i<list.size();i++) { list.remove(i); } System.out.println("size after:"+list.size()); } }

5 Answers   Rolta,

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What are the different access modifiers available in java?

0 Answers  

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