explain the difference between jdk and jvm?
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As a developer what steps do you take to improve the performance?
When does the compiler supply a default constructor for a class?
How can we find size of the object ?
What is a finally block?
When is an object in the mean to garbage collection?
What primitive Java types? Howmany are they and what are their names?
Can a method be overloaded based on different return type but same argument type?
What is array length?
What we have to do, when we don't want to implement all methods of an interface?
In Java, what are this() and super(), and where are you required to use them?
Is there a case when finally will not execute?
What is ternary operator? Give an example.