Chapter 6

Question 1

TF

Programmers rarely define their own functions.

Answer 1

False

Question 2

TF

A function may only be called at one place in a program.

Answer 2

False

Question 3

TF

Information can be passed into a function through parameters.

Answer 3

True

Question 4

TF

Every Python function returns some value.

Answer 4

True

Question 5

TF

In Python, some parameters are passed by reference.

Answer 5

False

Question 6

TF

In Python, a function can return only one value.

Answer 6

False

Question 7

TF

Python functions can never modify a parameter.

Answer 7

False

Question 8

TF

One reason to use functions is to reduce code duplication.

Answer 8

True

Question 9

TF

Variables defined in a function are local to that function.

Answer 9

True

Question 10

TF

It’s a bad idea to define new function if it makes a program longer.

Answer 10

False

Question 11

The part of the program that uses a function is called the

Answer 11

Caller

Question 12

A Python function definition begins with

Answer 12

def

Question 13

A function can send output back to the program with a(n)

Answer 13

Return

Question 14

Formal and actual parameters are matched up by

Answer 14

Position

Question 15

Which of the following is not a step in the function-calling process

Answer 15

Control returns to the point just before the function was called

Question 16

In Python, actual parameters are passed to functions

Answer 16

By value

Question 17

Which of the following is not a reason to use functions

Answer 17

to demonstrate intellectual superiority

Question 18

If a function returns a value, it should generally be called from

Answer 18

an expression

Question 19

A function with no return statement returns

Answer 19

None

Question 20

A function can modify the value of an actual parameter only if it’s

Answer 20

Mutable