what is meant by encapsulation?
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Can a class have multiple constructors?
what are synchronized methods and synchronized statements? : Java thread
What are some examples of variable costs?
Explain about interrupt() method of thread class ?
why do we use interface in java?
Does string isempty check for null?
How can a class be accessed, If no access modifiers are declared?
Is an empty arraylist null?
Explain what are final variable in java?
Explain how to force the garbage collection in java.
Differentiate between postfix and prefix operators in java.
if two references are having same hash codes,is that means those are refering to same object?