Functions and Outputs (Review)

Front

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’)

Back

say_hi("Margaret") 
def say_hi(name): 
 print("hi " + name)

Front

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

Back

def balloon_choice(color):
print("I would like a " + color + " balloon.")
balloon_choice("green")

Front

What will be the output of the following program?
a = 4
def print_something():
a = "code"
print(a * 3)
print_something()

Back

codecodecode

Front

What will be the output of the following program?
name = “Tracy”
def print_hello(name):
name = "Turtle"
print(“hello ” + name)
print_hello(name)

Back

hello Turtle

Front

What would this program print?
def mystery(num, pattern):
result = ""
for i in range(num):
result = result + pattern
return result
print(mystery(3, "<>"))

Back

<> <> <>

Front

Which of the following options is NOT a valid Python function definition? # computes the surface area of a cube of side length 10  def surface_area():   return 2*(100 + 100 + 100), # computes the surface area of a rectangular prism  def surface_area(length, width=10, height):   return 2*(length width + width height + height * length), # computes the surface area of a rectangular prism  def surface_area(length, width, height):   return 2*(length width + width height + height * length), # computes the surface area of a rectangular prism  def surface_area(length, width, height=10):   return 2*(length width + width height + height * length)

Back

# computes the surface area of a rectangular prism def surface_area(length, width=10, height):  return 2*(length width + width height + height * length)

Front

What will be printed when the program below is run?
def add_two(x):
return x + 2
def multiply_by_three(x):
return x * 3
def my_function(x):
return add_two(x) + multiply_by_three(x)
print(my_function(12))

Back

50

Front

What is the purpose of exceptions?

Back

To indicate that something has gone wrong, and the program does not know how to continue.

Front

Which of the following inputs to the program below would print a statement containing Your number:
try:
my_number = int(input("Enter an integer: "))
print("Your number: " + str(my_number))
except ValueError:
print("That wasn't an integer!")
Options: Four, 5, 3.0, *

Back

5

Front

Why do programmers use try and except statements when their code might throw an exception?

Back

To handle exceptions gracefully and either handle the error or print out a useful error message