Model 1: Basic Java Programming - Method parameters and return values

Question 1

Method parameters and return values #

All value in Java must have

Answer 1

a type, and method declarations must indicate the type of parameters and the return value.

Question 2

Method parameters#

Parameters are local variables

Answer 2

of the method

Question 3

Method overloading and method signatures#

In Java, you can write two different methods with

Answer 3

the same name in the same class, as long as the methods take different parameter types.g

Question 4

Method return values#

In java, the type of value that a method returns must be stated in the method

Answer 4

declaration

Question 5

Every method must ______ even if the method has no return value

Answer 5

have its return type declared

A function for drawing a smile, for example, might not return anything at all, so it should have a return type of void.

Question 6

The main method returns void#

The method main is declared with public static void. The void indicates that main

Answer 6

does not return a value.