What is preflight request?
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What is an immutable object? How do you create one in java?
What is the difference between jsp and servlet?
What if the main() method is declared as private? What happens when the static modifier is removed from the signature of the main() method?
how can you take care of mutual exclusion using java threads? : Java thread
why would you use a synchronized block vs. Synchronized method? : Java thread
How are this() and super() used with constructors?
Is break statement can be used as labels in java?
How many characters is 16 bytes?
what are the differences between final,finally,finalize methods?
What is the Set interface?
When does the compiler supply a default constructor for a class?
Explain the importance of join() method in thread class?