Online Coding Lessons JavaScript Coding for Kids 3

Question 1

Which loop is best for repeating an action a set number of times, like 10 times?

Accepted Answer

for loop

Answer

if statement

Answer

function

Answer

comment

Question 2

What does the length property tell you about an array?

Accepted Answer

How many items it has

Answer

Its color

Answer

Its name

Answer

Its speed

Question 3

Which code adds the item "cat" to the end of an array called pets?

Accepted Answer

pets.push("cat")

Answer

pets.add("cat")

Answer

pets.cat()

Answer

push.pets("cat")

Question 4

What is the first index number of any array in JavaScript?

Accepted Answer

0

Answer

1

Answer

-1

Answer

10

Question 5

What does an if statement let your program do?

Accepted Answer

Make a decision

Answer

Change the font

Answer

Save a file

Answer

Refresh the page

Question 6

Which symbol means "is equal to" when comparing values in JavaScript?

Accepted Answer

===

Answer

=

Answer

=>

Answer

!=

Question 7

What does a while loop do?

Accepted Answer

Repeats code while a condition stays true

Answer

Stops the program

Answer

Draws a picture

Answer

Adds two numbers once