What is the constructor?
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Why do we need singleton class?
What is arraylist e in java?
In what types of operations an ArithmeticException will be thrown?
What is an enumeration?
What is the static field modifier?
What is the difference between notify and notifyall method?
Can a static member function access member variable of an object?
Is it possible to create object with out its default constructor? if possible how? else not possible? justify
How to sort the elements in HashMap
What is double in java?
What are checked exceptions?
What is nullpointerexception in java?