What are the methods of object class ?
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How to re-get an object that is collected by garbage collector?
How is abstraction implemented in java ?
What is volatile keyword in java
What are passing parameters?
Can we override data members in java?
What is a method in programming?
What happens if an exception is throws from an object's destructor?
Difference between a process and a program?
Does java set allow duplicates?
What are the advantages of unicode?
suppose in a class there is a code like this: { Set hs=new Hashset(); hs.add(new Emp("kathy",1000)); hs.add(new Emp("kathy",2000)); } how can u avoid the above code in your class as set won't allow duplicate objects?
Can we serialize static variables in java?