How do you add an element to an arraylist in java?
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What is public/private protected in java?
What is class forname used for?
What is singleton math?
Is integer passed by reference in java?
What are access modifiers in Java ?
What is currentthread()?
What is the order of arraylist in java?
What is meant by overloading?
What is method reference?
Give example to differentiate between call by value and call by reference.
What is the purpose of encapsulation?
What is the benefit of inner / nested classes ?