What does %4d mean in java?
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What kind of variables a class can consist of?
If an object reference is set to null, will the garbage collector immediately free the memory held by that object?
What are the rules for variable declaration?
What is difference between add() and addelement() in vector?
What is a class component?
How many bits does a boolean take?
What checkbox method allows you to tell if a checkbox is checked?
Can we override compareto method?
What is the difference between state-based unit testing and interaction-based unit testing?
what is the difference between static block and static method
Difference between association, composition and aggregation?
What is an enumeration class?