Define how destructors are defined in java?
Which number is denoted by leading zero in java?
What is an enumeration?
What is a layout manager and what are different types of layout managers available in java awt?
What is an object’s lock and which object’s have locks?
What will be the output of round(3.7) and ceil(3.7)?
How do you decide when to use arraylist and linkedlist?
Which object oriented concept is achieved by using overloading and overriding?
What are the advantages of arraylist over arrays?
Which class represents the socket that both the client and server use to communicate with each other?
What is the difference between yielding and sleeping?
What are the access modifiers in java?
Break statement can be used as labels in java?
What are encapsulation, inheritance and polymorphism?
I want my class to be developed in such a way that no other class (even derived class) can create its objects. Define how can I do so?