AP Computer Science Principles Unit 5 Review Lists

What is the definition of a List?

• An ordered collection of elements

• Where information is stored in a variable

• The number that identifies each individual element

• Where information is written in Java

Which of the following creates a list in the code?

• var aList( )

• aList{ }

• var aList[ ]

• aList: ;

Which of the following commands adds an element to the end of the list?

• append.list(element)

• append.Item(list, element)

• list.append()

• (element)append

An Element is an individual value in a list that is assigned a unique index

• True

• False

The length of a list is how many elements it contains. Lists can grow or shrink as elements are added or removed, but the length of the list does not change.

• True

• False

What is the value at index 1

• 74

• 53

• 22

• favNums

What do code do we use to up the "counter" variable by 1 each time we traverse through a "for" loop?

• Var i = i + 1

• i = 0

• i ++

• i +

We use a for loop to traverse a list, visiting each element one at a time.

• True

• False

What will the output be?

• [1,4,12,8,6,9,4]

• [2,5,13,9,7,10,5]

• [4,7,15,11,9,12,7]

• [4,7,15,11,6,9,4]