Question

(1)

Identify the true statements about overloaded methods. Select ALL that apply.

a. they can have different parameter types

b. they can have different return types

c. they must have different modifiers

d. they can have a different number of parameters

e. they must have the same method name

(2)

6. int length = 5, width = 8;

7. area(length, width);

As used in line 7, length and width are called the __?__ of the area method.

(3)

public static double area(double radius) {
...

In the method header above, radius is called a __?__

(4)

2. public static void main(String[ ] args) {

3. int number = 10;

4. doubleNum(number);

5. System.out.println(number);

6. }

7. public static void doubleNum(int n) {

8. System.out.println(n * 2);

9. }

What is printed by line 5 above?

Answer 1

1)Identify the true statements about overloaded methods.

True statements :

a. they can have different parameter types

d. they can have a different number of parameters

e. they must have the same method name

2)  length and width are called the Arguments of the area method.

Ans: Arguments

3)radius is called a parameter

Ans: parameter

4)Answer 10