Python-Functions

What is the correct way to call a function named print_sum?

• 1. def print_sum():

  
  

• 1. print_sum

  
  

• 1. print_sum():

  
  

• 1. print_sum()

  Answered
  

Which of the following is the correct way to declare a function in Python?

• print_hello:

  print("hello")

• function print_hello():

  print("hello")

• print_hello():

  print("hello")

• def print_hello():

  print("hello")

Which of the following code samples correctly passes the number 10 as an argument to the function print_number?

• print_number(10)

• print_number()

  print 10

• 10(print_number)

• print print_number

  print 10

Which of the following code samples correctly creates a function that takes a single parameter and prints it?

• def print_number(x):

  print(x)

• def print_number():

  print(parameter)

• def print_number():

  print(x)

• def print(x)

In which namespace is the variable ‘x’ defined in the following program?

• 1. Function namespace

• Global namespace

• Object namespace

• Class namespace

Consider this code snippet.

Which of the following additional functions could be safely added to this code, without causing an error?

• def subtract_nums():

  z = x - y

  print(z)

• def subtract_nums():

  z = z - x

  print(z)

• def subtract_nums():

  y = 5

  z = x - y

  print(z)

• def subtract_nums():

  z = y

  z = x - y

  print(z)

Which of the following functions successfully returns the number 10?

• def my_function():

  10

• def my_function(10):

  return

• def my_function():

  return 10

• def my_function():

  print(10)

Which of the following functions successfully returns double the variable ‘number’?

• def my_function(number):

  return number*2

• def my_function(number*2):

  return

• def my_function():

  return number

• def my_function(number):

  number*2

Which of the following programs will NOT cause an error?

• say_hi("Margaret")

  def say_hi(name):

  print("hi " + name)

• function say_hi(name):

  print("hi " + name)

• def say_hi(first_name="John", last_name="Doe"):

  print("hi " + first_name + " " + last_name)

  say_hi("Polly Pocket")

• def say_hi(first_name="John", last_name):

  print("hi " + first_name + " " + last_name)

  say_hi(‘Polly’, ‘Pocket’)

Which of the programs below will print the following output?
I would like a green balloon.

• 
• 
• 
•