Lists

list1 = [], list1 = list()

Both [] and list() create empty lists. () creates an empty tuple and {} creates an empty dictionary.

True

Lists are mutable in Python, meaning their contents can be changed after creation. You can modify, add, or remove elements.

[1, 2, 3, 4, 5]

The + operator concatenates two lists, joining all elements of the second list to the end of the first list.

append(), sort(), remove()

append(), sort(), and remove() modify the original list. count() and index() only return values without changing the list.