Multiple-Choice:

1. How many formal parameters can be included in a function definition?

a. zero or more

b. zero

c. one or more

d. exactly one

2. Given the function prototype below:

void foo(double x, int y);

Which statement correctly calls the function foo?

a. num = foo(12.5, 10);

b. num = foo(x, y);

c. foo(10, 12.5);

d. foo(12.5, 10);