Python Lists Quiz (Grade 9)

Which of the following is the correct way to create a list in Python?

• my_list = {1, 2, 3}

• my_list = (1, 2, 3)

• my_list = [1, 2, 3]

• my_list = "1, 2, 3"

What is the output of the following code?

• 10

• 20

• 30

• 40

How do you access the last element of a list my_list = [5, 10, 15, 20] using negative indexing?

• my_list[0]

• my_list[-1]

• my_list[-2]

• my_list[3]

What will be the output of the following code?

• ["apple", "banana", "cherry"]

• ["orange", "banana", "cherry"]

• ["apple", "orange", "cherry"]

• Error

What function is used to find the number of elements in a list?

• size()

• length()

• len()

• count()

What is the correct way to add 50 to the end of the list numbers = [10, 20, 30, 40]?

• numbers.add(50)

• numbers.append(50)

• numbers.insert(50)

• numbers[4] = 50

How do you remove the first occurrence of 3 from my_list = [1, 2, 3, 4, 3, 5]?

• my_list.pop(3)

• my_list.remove(3)

• del my_list[3]

• my_list.delete(3)

Which code correctly swaps the first and last elements of my_list = [1, 2, 3, 4, 5]

• my_list[0] = my_list[-1]

• my_list[0], my_list[-1] = my_list[-1], my_list[0]

• swap(my_list[0], my_list[-1])

• my_list = my_list[::-1]

What does sorted([5, 3, 8, 1, 2]) return?

• [8, 5, 3, 2, 1]

• [1, 2, 3, 5, 8]

• [5, 3, 8, 1, 2]

• Error

Which sorting method modifies the original list in place?

• sort()

• sorted()

• reverse()

• None of the above