What is derived datatype?
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What is the ==?
What is an exception in java?
whats is inheritance?
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when we write class.forName("any one class"); what happens actually?what it will return?explain stepwise?
what is object deep copy and shallow copy and why it is required?
where the static methods will live ,on stack ? can you explain brefly
What is currentthread()?
How to create a custom exception?
What are the differences between string, stringbuffer and stringbuilder?
printstream class method println() is calling using System class and its static object out .how it is explain any one in detail with example ?
What is the life-cycle of an object?
What are the characteristics provided in jdk1.6 apart from other versions?