What is variable and example?
Which way a developer should use for creating thread, i.e. Sub classing thread or implementing runnable.
What are the rules for variable declaration?
give an example for encapsulation?
Can we modify the throws clause of the superclass method while overriding it in the subclass?
Can a class be defined inside an interface?
What do bitwise operators do?
What is the difference between public, private, protected, and friend access?
How are Observer and Observable used?
What is downcasting?
Can a class inherit the constructors of its superclass?
What is string made of?
What is data string?