Unit 13

Question 1

13.2 - List Methods

What is a list method?

Answer 1

functions specifically used for lists

append, remove, sort, etc.

Question 2

13.3 - Iterating Over a List

What does all(xlist) do?

Answer 2

true if every element != 0 or the list is empty

Question 3

13.3 - Iterating Over a List

What does any(xlist) do?

Answer 3

true if any element in the list is true

Question 4

13.3 - Iterating Over a List

What does max(xlist) do?

Answer 4

gets highest element in list

Question 5

13.3 - Iterating Over a List

What does min(xlist) do?

Answer 5

gets the minimum element in the list

Question 6

13.3 - Iterating Over a List

What does sum(xlist) do?

Answer 6

gets the sum of all elements in the list

Question 7

13.5 - List Nesting

How do you get a singular value in a nested list?

Answer 7

xlist[0][0]

Question 8

13.8 - Sorting Lists

What is the difference between .sort(), .sorted, and .reverse()?

Answer 8

.sort - sorts list in place
.sorted - new list as seperate entity
.reverse - reverses list

Question 9

13.10 - List Comprehensions

What is a list comprehension?

Answer 9

uses a for loop to assign a variable
xlist = expression for name in iterable