Which is faster call by value or call by reference?
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What do you mean by light weight and heavy weight components?
Which method is used to find that the object is exited or not?
When is the finalize() called?
Explain wrapper classes in java?
what is mutability?which one is mutable String or StringBuffer?and why?give examples of each which shows the mutability of each String or StringBuffer
Is string a class in java?
garbate collector(GC)?
Which is illegal identifier in java?
explain the collection in java
What is integer valueof?
What is static class
Can we make constructors static?