Can a source file contain more than one class declaration?

Correct Answer: No It doesn't matter but void should always come before main()

Correct Answer: Yes Any inheriting class will not be able to have it's own default main() method

Correct Answer: main() method accepts an array of String object as arguement

Correct Answer: Main() method doesn't return anything hence declared void

Correct Answer: main() method is called by the JVM even before the instantiation of the class, hence it is declared as static

Correct Answer: javalang package is imported by default even without a package declaration

Correct Answer: A class can't be declared as protected only methods can be declared as protected

Correct Answer: A final variable's value can't be changed final variables should be initialized before using them

Correct Answer: You should declared your class as final But you can't define your class as final, if it is an abstract class A class declared as final can't be extended by any other class

Correct Answer: When a method needs to be accessed even before the creation of the object of the class then we should declare the method as static