What is the difference between Array and Hash Table?
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What one should take care of, while serializing the object?
What is 32 bit float?
What does %4d mean in java?
Why is prepared Statement, Callable Statement used for? What is the need of Batch updates?
What is the difference between checked exception and unchecked exception?
What is the same as procedures?
How we get some middle records in one table?
System.out & System.in are final static data member of System class but we can change there reference through setOut() & setIn() method how...
What is the epoch date?
how to create multithreaded program? Explain different ways of using thread? When a thread is created and started, what is its initial state? Or extending thread class or implementing runnable interface. Which is better? : Java thread
What is remote method invocation (rmi)?
What is the meaning of flag day?