Why string objects are immutable in java?
Explain the difference between abstract class and interface in java?
What is a predicate method?
what is an objects lock and which objects have locks? : Java thread
how to make a un-checked exception as a checked exception one.
Which sorting is used in arrays sort in java?
What is assembly language?
Will set allow duplicates in java?
What is identifier give example?
What is the difference in between cpp and java? Can u explain in detail?
How do you sort in java?
Is an object null?
What is an empirical question?