Answer Posted / ravi

String is a final class which represents a character
string,string are constant they value cannot be changed
after they r created
its is final class Stringbuffer,Stringbuffer implemets
muttable String character,its is like a string but can be
modified, the length and content can be changed during
method call

What is a stringbuilder?

912

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What is assembly condition codes?

990

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Explain about anonymous inner classes in java?

1084

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Differentiate between overriding and overloading cases?

1106

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Is singleton set an interval?

966

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Explain wait(), notify() and notifyall() methods of object class ?

1034

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What is constant in programming?

1110

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Explain a few methods of overloading best practices in java?

987

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How do you decide when to use arraylist and linkedlist?

991

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How do you avoid global variables?

1086

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Does list allow duplicates in java?

929

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What happens if main method is not static?

998

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What do you mean by data type?

1021

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How can we find the actual size of an object on the heap?

1315

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What is the difference between int and integer in java?

1030

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