AP CSP Lists & Loops

What is the primary benefit of using a list instead of individual variables?

• Lists make the program slower.

• Lists increase the number of variables.

• Lists simplify the storage and management of multiple values.

• Lists are harder to read.

In AP Pseudocode, what index does the first element in a list start at?

• 0

• 1

• 2

• -1

What is the result of LENGTH(["Hi", 2, true])?

• 1

• 2

• 3

• 0

What does the APPEND(list, item) command do?

• Adds item to the beginning

• Replaces last item

• Adds item to the end

• Deletes the first item

Given: list ← [3, 6, 9], what is list[2]?

• 3

• 6

• 9

• Error

What happens when you use REMOVE(list, 1)?

• Adds to the list

• Removes the first element

• Replaces an item

• Does nothing

In the list names ← ["Ava", "Ben", "Zoe"], what is at index 3?

• Ava

• Ben

• Zoe

• Error

How do you change the second item in the list items ← [1, 2, 3] to 10?

• items ← [10]

• items[2] ← 10

• items[1] ← 10

• items[3] ← 10

What is the result of: myList ← ["a", "b", "c"] APPEND(myList, "d")

• ["a", "b"]

• ["a", "b", "c"]

• ["a", "b", "c", "d"]

• ["a", "b", "d"]

What will this code produce? list ← [1, 2, 3] INSERT(list, 2, 5)

• [1, 5, 2, 3]

• [1, 2, 3, 5]

• [5, 1, 2, 3]

• [1, 2, 5, 3]