Define inheritance with reference to java.
what is object deep copy and shallow copy and why it is required?
What is the java virtual machine?
Differentiate between == and equals().
what is difference between excute query ()and execute update ()?
why operator overloading is removed in java?
What happens when heap memory is full?
Explain when noclassdeffounderror will be raised ?
Define Multiprogramming and Multiprocessing in java.
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Does list allow duplicates in java?
What is private static in java?
Which is better stringbuilder or stringbuffer?
In collection sorting comparable and comparator interface will be used..but why this two interfaces required..two will work same purpose so why there are two interfaces instead of one?when to use comparator and when to use comparable?