What does null mean in java?
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Explain about automatic type conversion in java?
Suppose there is an Online shopping cart application having different objects like Cart, SelectionItem, Billing, COnfiguration, Authentication, Authorization, PersonalDetails etc. Out of this which one can be made a singleton pattern and why?
What is the use of static import ?
difference between byte stream class and character stream class?
Explain the difference between scrollbar and scrollpane?
What is difference between printf and scanf?
Is java still necessary?
What are the topics in advance java?
Is linkedlist thread safe in java?
What advantage do java's layout managers provide over traditional windowing systems?
What is difference between array and vector?
Why null interfaces are used in Java?