ArrayList Quiz Review

Which index is the last element in an ArrayList called nums at?

• nums.length

• nums.length-1

• nums.size()

• nums.size()-1

• nums[0]

• nums[1]

• nums.first()

• nums.get(0)

• nums.get(1)

• nums[1] = 5;

• nums[2] = 5;

• nums.set(1, 5);

• nums.set(5,1);

• nums.set(2, 5);

• nums.remove(3);

• nums.remove(1);

• nums.remove(0);

• nums.remove(2);

• nums.add(2, 0);

• nums.add(2, 1);

• nums.add(0, 2);

• nums.add(1, 2);

• nums.add(2, 2);

What will print when the following code executes?

• [2,3]

• [1,2,3]

• [1,2]

• [1,3]

What will print when the following code executes?

• ["Sarah", "Destini", "Layla", "Sharrie"]

• ["Sarah", "Destini", "Anaya", "Layla", "Sharrie"]

• ["Sarah", "Layla", "Sharrie"]

• ["Destini", "Layla", "Sharrie", "Sarah"]

What is printed as a result of executing the following code segment?

• [1, 2, 3, 4, 5]

• [1, 2, 4, 5, 6]

• [1, 2, 5, 4, 6]

• [1, 5, 2, 4, 6]

Given the following code and assume that nums initially contains [0, 0, 4, 2, 5, 0, 3], what will nums contain as a result of executing numQuest?

• [0, 4, 2, 5, 3]

• [4, 2, 5, 3]

• [0, 0, 0, 4, 2, 5, 3]

• [0, 0, 4, 2, 5, 0, 3]

• [3, 5, 2, 4, 0, 0, 0]

Tags

CCSS.6.SP.B.5C

CCSS.HSS.ID.A.3

Assume that numList has been initialized with the following Integer objects: [0, 1, 2, 3, 4]. What is the value of numList after mystery(5) executes?

• [4, 3, 2, 1, 0]

• [1, 2, 3, 4, 0]

• [0, 1, 2, 3, 4]

• [2, 3, 4, 0, 1]

• [4, 0, 1, 2, 3]