What is the difference between superclass and subclass?
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Why deletion in linkedlist is fast than arraylist?
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Difference between overloading and Overriding. <Giving a confusing example to test the concept.> (also asked in PA Consultancy Group,iflex,Value chain,IBM,CTS,Accenture, Tarang>
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How to sort double array in java?
What are three ways in which a thread can enter the waiting state in java programming?
Is set ordered?
Can we have any code between try and finally blocks?
Marker interface means , interface which has no methods.Then what is the necessity of its usage.I read "it tells the compiler that it should be treated differently ". "It is used to store state of an object". But still am not clear.Please explain clearly.
what is the major difference between linkedlist and arraylist in java?
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explain the concept of virtual method invocation in polymorphism in detail?