What is a double?
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What is object of class in java?
What will happen inside init() in servlet. my interviewer asked servlet lifecycle. i said "once servlet is loaded in to memory init() will be called which performs servlet initialization " . Again interview asked what values will be initialized . what is difference between init() and init(ServletConfig config).
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Can private class be inherited in java?
What does int argc char * argv [] mean?
Explain about transient variables in java?
What is gui programming?
Is integer a class?
Explain tree set and its features?
Is 0 a real number?
What design pattern you have used in your project? I answered Factory pattern, how it is implemented? What are its advantage? Do know about Abstract Factory?
is it possible to add a object in a HASHMAP
What 5 doubled?