Python Packing & Unpacking Review

Which of the following assignment statements is equivalent to the following code snippet?

coffee, tea, smoothie = ["kona", "mango", "raspberry"]

• coffee = "kona"

  tea = "mango"

  smoothie = "raspberry"

• coffee = "raspberry"

  tea = "mango"

  smoothie = "kona"

• coffee = "kona"

  tea = "kona"

  smoothie = "kona"

• coffee = ["kona", "mango", "raspberry"]

  tea = ["kona", "mango", "raspberry"]

  smoothie = ["kona", "mango", "raspberry"]

Which of the following assignment statements is equivalent to the following code snippet?

red, blue, green = "BLUE", "GREEN", "RED"

• red = "RED"

  blue = "BLUE"

  green = "GREEN"

• red = "BLUE"

  blue = "GREEN"

  green = "RED"

• red = ["BLUE", "GREEN", "RED"]

  blue = ["BLUE", "GREEN", "RED"]

  green = ["BLUE", "GREEN", "RED"]

• red = "BLUE"

  blue = "BLUE"

  green = "BLUE"

What is the output when this program is executed?

first = 10

second = 20

first, second = second, first

print(first, second)

• 20 10

• 10 20

• Error

• first, second

• second, first

What will be the output when this program is executed?

x = 1

y = 2

z = 3

my_list = [x, y, z]

print(my_list)

• [1, 2, 3]

• [x, y, x]

• 1

  2

  3

• x

  y

  z

What will be the output when this program is executed?

x, y, z = 1, 2, 3

print("x: " + str(x))

print("y: " + str(y))

print("z: " + str(z))

• x: 1

  y: 2

  z: 3

• 1: x

  2: y

  3: x

• 1

  2

  3

• x

  y

  z

• ValueError

What will be the output when this program is executed?

my_list = [10, 20, 30]

x, y, z = my_list

print("x: " + str(x))

print("y: " + str(y))

print("z: " + str(z))

• x: 10

  y: 20

  z: 30

• 10: x

  20: y

  30: x

• 10

  20

  30

• x

  y

  z

• ValueError

What will be the output when this program is executed?

my_tuple = (1.0, 2.0, 3.0)

x, y, z = my_tuple

print("x: " + str(x))

print("y: " + str(y))

print("z: " + str(z))

• x: 1.0

  y: 2.0

  z: 3.0

• 1.0: x

  2.0: y

  3.0: x

• 1.0

  2.0

  3.0

• x

  y

  z

• ValueError