What is the size of a Char?

A class cannot be declared:

Following code will result in: int a = 3.5;

Following code will result in: int a1 = 5; double a2 = (float)a1;

Following code will result in: int a = 9/0;

Following code will result in: float a = 9/0;

Following code will result in: class A { int b = 1; public static void main(String [] args) { System.out.println("b is " + b); }}

Following code will result in: class A { public static void main(String [] args) {B b = new A(); }} class B extends A {}

Following code will result in: class A { public static void main(String [] args) {A a = new B(); }} class B extends A {}