CH3 - Introducing Lists

Question 1

What is a List?

Answer 1

A collection of items in a particular order.

Question 2

What symbol represents a list in Python?

Answer 2

Square brackets [ ].

Question 3

How to name a List?

Answer 3

Using plurals, for example: (Names)

Question 4

How are elements separated in a List?

Answer 4

By using commas.

Question 5

How is the position counted within a List?

Answer 5

Index.

Question 6

Start of an Index?

Answer 6

0.

Question 7

Last element of the index?

Answer 7

-1, or last positive index count.

Question 8

Are methods supported in Lists?

Answer 8

Yes.

Question 9

Are F-strings supported in Lists?

Answer 9

Yes.

Question 10

Are List dynamic or static?

Answer 10

Dynamic.

Question 11

How to replace elements in a list?

Answer 11

Index position, and value.

Question 12

What is .append()?

Answer 12

A method in Python, That adds elements to the end of the list.

Question 13

What is .insert()?

Answer 13

A method in Python, That inserts elements to any position of the list.

Question 14

What is a simple way to add an element to a list?

Answer 14

By using the .append() method.

Question 15

How to add an element to the end of a list?

Answer 15

By using the .append() method.

Question 16

How to remove an element from the list using index position?

Answer 16

By using a del statement.

Question 17

Does the del statement remove elements temporally or permanently?

Answer 17

permanently.

Question 18

What is .pop()?

Answer 18

A method in Python that removes the last element from the list.

Question 19

What is .pop(3)?

Answer 19

A method in Python that removes the 4th element from the list.

Question 20

What is .remove(‘jim’)?

Answer 20

A method in Python that removes the ‘jim’ element from the list.

Question 21

What happens when they are multiple elements with the same value in a list, and the .remove() method is used?

Answer 21

Only the 1st occurrence of the value is deleted.

Question 22

What is .sort()?

Answer 22

A method in Python, That changes the order of the list alphabetically.

Question 23

Does the .sort() method change the elements temporally or permanently?

Answer 23

permanently.

Question 24

What is reverse = True?

Answer 24

A Python argument you can pass to the .sort() method to change the list in alphabetical order.

Question 25

Are methods applied to a variable or value?

Answer 25

Variable.

Question 26

Will a method change the elements temporally or permanently?

Answer 26

permanently.

Question 27

What are the functions in Python?

Answer 27

Used to temporally display elements in a list.

Question 28

What is .reverse()?

Answer 28

A method in Python, That rearranges the list in chronological order.

Question 29

What is len()?

Answer 29

A function in Python that counts the elements in a list.