What are internal variables?
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What is boolean in java?
What happens if a try-catch-finally statement does not have a catch clause to handle an exception that is thrown within the body of the try statement?
Can we change the scope of the overridden method in the subclass?
What is the difference between a choice and a list?
Do you know how to reverse string in java?
What is null mean in java?
how does the run() method in runnable work? : Java thread
Why should we create an object? what is a need of it? Apart from access members of a class i want what is a need of object what does it contain?? In normal class to access any member of thaht class we create object where as for static class we access its members using class name. what is a difference between them... thanks in advance.
Why arraylist is used in java?
How many types of voids are there?
what happens when a thread cannot acquire a lock on an object? : Java thread
What are different exception types exceptions available in java ?