Python_Quiz4_List

What is the output of the following list comprehension? my_list = [x**2 for x in range(5)] print(my_list)

• [0, 1, 2, 3, 4]

• [1, 2, 3, 4, 5]

• [0, 1, 4, 9, 16]

• [1, 4, 9, 16, 25]

What is the output of the following code?

my_list1 = [1, 2, 3]

my_list2 = my_list1.copy()

my_list2.append(4)

print(my_list1)

• [1, 2, 3, 4]

• [1, 2, 3]

• [4]

• None

Which method is used to remove all elements from a list?

• clear()

• delete()

• remove()

• pop()

How do you access the element at the second position of the first sublist in a nested list 'my_list'?

• my_list[0][1]

• my_list[1][0]

• my_list[0][2]

• my_list[1][1]

What is the output of the following code? my_list = [[1, 2], [3, 4], [5, 6]] flat_list = [item for sublist in my_list for item in sublist] print(flat_list)

• [[1, 2], [3, 4], [5, 6]]

• [1, 2, 3, 4, 5, 6]

• [1, 3, 5, 2, 4, 6]

• [2, 4, 6]

How can you create a new list containing only the unique elements from an existing list 'my_list'?

• new_list = list(set(my_list))

• new_list = my_list.unique()

• new_list = my_list.distinct()

• new_list = my_list.remove_duplicates()

What is the output of the following code? my_list = [1, 2, 3, 4, 5] my_list *= 2 print(my_list)

• [1, 2, 3, 4, 5]

• [2, 4, 6, 8, 10]

• [1, 2, 3, 4, 5, 1, 2, 3, 4, 5]

• [5, 4, 3, 2, 1, 5, 4, 3, 2, 1]

Which method can be used to sort a list in descending order based on a custom sorting function?

• sort(key=custom_function, reverse=True)

• sorted(my_list, key=custom_function, reverse=True)

• reverse_sort(my_list, key=custom_function)

• descending_sort(my_list, key=custom_function)

How can you find the maximum element in a list?

• max(my_list)

• my_list.max()

• my_list.maximum()

• largest(my_list)

How can you check if a list is empty?

• if my_list == []:

• if my_list.empty():

• if len(my_list) == []:

• if my_list == list()