What do you mean by constructor?
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What are different data types?
What is the difference between private & public & friendly classes?
Can i have abstract class with no abstract methods?
what is the swingutilities.invokelater(runnable) method for? : Java thread
What is finalize()?
What are untrusted applets?
What is field name?
Why java is free from garbage values??
Why string is not thread safe?
suppose we have an interface & that interface contains five methods. if a class implements that interface then we have to bound that to give tha definition of all five methods in that class. If we declare that class as abstract then can we call only two methods to give the deinition of that method & i don't want to give the definition of all the methods? can it possible
Explain about collection interface in java?
There are 2 methods in a class. Both have the same method signature except for return types. Is this overloading or overriding or what is it?