Functions and modules

Question 1

A ___________ variable is created inside a function and cannot be accessed by the statements that are outside the function.

local
insider
global
constant

Answer 1

local

Question 2

After the Python interpreter executes the function body, ________.

it jumps to the next function in the module
it prompts the user for the next step
it terminates the program
it returns back to the calling point

Answer 2

it returns back to the calling point

Question 3

________ provide the basic means of code reuse.

Functions
Selection structures
Sequences
Variables

Answer 3

Functions

Question 4

The randrange function returns a randomly selected value from a specific sequence of numbers.

TRUE
FALSE

Answer 4

TRUE

Question 5

A/an _____________ is any piece of data that is passed into a function when the function is called.

global
scope
local file
argument

Answer 5

argument

Question 6

The first line in the function definition is known as the function __________.

header
parameters
block
body
header

Answer 6

header

Question 7

Programmers should avoid using ______ variables in their programs when possible.

global
float
integer
constant
string

Answer 7

global

Question 8

Different functions cannot have local variables with the same names.

TRUE
FALSE

Answer 8

FALSE

Question 9

Python function names follow the same rules for naming variables.

TRUE
FALSE

Answer 9

TRUE

Question 10

If a file with the specified name already exists when the file is opened and the file is opened in ‘w’ mode, then an alert will appear on the screen.

TRUE
FALSE

Answer 10

FALSE

Question 11

Python function names follow the same rules as those for naming variables.

TRUE
FALSE

Answer 11

TRUE

Question 12

One reason not to use global variables is that it makes a program hard to debug.

TRUE
FALSE

Answer 12

TRUE

Question 13

In Python there is no restriction on the name of a module file.

TRUE
FALSE

Answer 13

FALSE

Question 14

The randrange function returns a randomly selected value from a specific sequence of numbers.

TRUE
FALSE

Answer 14

TRUE

Question 15

The math function atan(x) returns the tangent of x in radians.

TRUE
FALSE

Answer 15

FALSE

Question 16

The _____ design technique can be used to break down an algorithm into functions.

subtask
top-down
simplification
block

Answer 16

top-down

Question 17

A(n) _____ is a variable that receives an argument that is passed into a function.

parameter
global variable
named constant
argument

Answer 17

parameter

Question 18

A ______ constant is a name that references a value that cannot be changed while the program runs.

string
global
local
keyword

Answer 18

global

Question 19

A value-returning function is

called when you want the function to stop.
a single statement that performs a specific task.
a function that receives a value when called.
a function that will return a value back to the part of the program that called it.

Answer 19

a function that will return a value back to the part of the program that called it.

Question 20

Which of the following statements causes the interpreter to load the contents of the random module into memory?

upload random
load random
download random
import random

Answer 20

import random

Question 21

Which of the following will assign a random integer in the range of 1 through 50 to the variable number?

number = random(range(1, 50))
random(1, 50) = number
number = random.randint(1, 50)
randint(1, 50) = number

Answer 21

number = random.randint(1, 50)

Question 22

What will display after the following code is executed?

def main():
    print("The answer is", magic(5))

def magic(num):
    answer = num + 2 * 10
    return answer

main()

70
The statement will cause a syntax error.
25
100

Answer 22

25

Question 23

Which of the following functions returns the largest integer that is less than or equal to its argument?

greater
lesser
ceil
floor

Answer 23

floor

Question 24

What will be the output after the following code is executed?
def pass_it(x, y):
    z = x + ", " + y
    return(z)

name2 = “Tony”
name1 = “Gaddis”
fullname = pass_it(name1, name2)
print(fullname)

Tony Gaddis
Gaddis, Tony
Gaddis Tony
Tony, Gaddis

Answer 24

Gaddis, Tony

Question 25

What will be displayed after the following code is executed?
def pass_it(x, y):
    z = x*y
    result = get_result(z)
    return(result)

def get_result(number):
    z = number + 2
    return(z)
num1 = 3
num2 = 4
answer = pass_it(num1, num2)
print(answer)

9
12
Nothing, this code contains a syntax error.
14

Answer 25

14