List Review - code.org Unit 6

Lists are named the same way as variables - with no spaces and cannot start with a number.

• True

• False

Match the index with the correct value.

myNumbers = [ 32, 64, 33, 0, 15, 26, 3 ]

• 15

• myNumbers[0]

• 0

• myNumbers[1]

• 64

• myNumbers[4]

• 32

• myNumbers[3]

• Not found

• myNumbers[7]

Which of the following are elements and which are indexes?

Groups:

(a) Elements

,

(b) Indexes

• Hop on Pop

• The Grinch

• The Lorax

• 2

• Cat in the Hat

• 0

• 3

• 1

Lists are indicated in code using square brackets [ ].

• True

• False

myList = [pink, blue, gold, white]

What is myList [2]?

• pink

• blue

• gold

• white

myList = [pink, blue, gold, white]

What is myList [0]?

• pink

• blue

• gold

• white

myNewList = [dinosaur, pineapple, sunflower, rock]

What does removeItem (myNewList, 3) do?

• removes dinosaur

• removes pineapple

• removes sunflower

• removes rock

When you see the code removeItem (listname, index number), what is being done?

• an item is being removed

• an item is being added to the end of the list

• an item is being added to the list at a specific place

When you see the code appendItem (listname, index number), what is being done?

• an item is being removed

• an item is being added to the end of the list

• an item is being added to the list at a specific place

When you see the code insertItem (listname, index number, element), what is being done?

• an item is being removed

• an item is being added to the end of the list

• an item is being added to the list at a specific place