AP CS Principles Lists Flashcard

Front

What is a list in AP CS Principles?

Back

A data structure that stores a collection of elements in a specific order.

Front

What is the syntax to create a list in Python? Options: my_list = [1, 2, 3, 4, 5], my_list = (1, 2, 3, 4, 5), my_list = {1, 2, 3, 4, 5}, my_list = [1, 2, 3, 4, 5,]

Back

my_list = [1, 2, 3, 4, 5]

Front

What is the difference between append() and extend() methods in Python lists?

Back

The append() method adds a single element to the end of the list, while the extend() method adds multiple elements to the end of the list.

Front

Explain the concept of indexing in lists.

Back

Accessing the elements of a list by their position or index.

Front

How do you access the last element of a list in Python? Options: list_name.get(-1), list_name.last(), list_name[0], list_name[-1]

Back

list_name[-1]

Front

What is the purpose of the pop() method in Python lists?

Back

To remove and return the last element from a list.

Front

Explain the concept of list comprehension in Python.

Back

List comprehension is a concise way to create lists in Python by using a single line of code.

Front

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

Back

[3, 4]

Front

What is the output of the following code: my_list = [1, 2, 3, 4, 5]
my_list[2] = 6
print(my_list)

Back

[1, 2, 6, 4, 5]

Front

How do you check if a specific element is present in a list in Python?

Back

Use the 'in' keyword