Question

Question 120 pts
What is an array (or list)?
Group of answer choices

A single variable that stores one value

A loop that repeats actions

An ordered collection of values

A function that returns a number

Flag question: Question 2
Question 220 pts
In JavaScript, what is the index of the first element in an array?
Group of answer choices

0

1

-1

It depends on the values

Flag question: Question 3
Question 320 pts
Which code correctly accesses the third item in the array?
var colors = ["red", "blue", "green", "yellow"];
Group of answer choices

colors[1]

colors[2]

colors[3]

colors[0]

Flag question: Question 4
Question 420 pts
What happens if you try to access an index that does not exist?
Group of answer choices

The program crashes

JavaScript returns undefined

A random value is returned

The last value repeats

Flag question: Question 5
Question 520 pts
What is a function in JavaScript?
Group of answer choices

A way to store multiple values

A reusable block of code that performs a task

A loop that repeats actions

A built‑in JavaScript object

Answer 1

Q1: An ordered collection of values

Q2: 0

Q3: colors[2]

Q4: JavaScript returns undefined

Q5: A reusable block of code that performs a task