Reference Data Types 2

Question 1

What is an array in JavaScript?

Answer 1

a list of items, data.

Question 2

How do you create an array literal? var array = [];

Answer 2

var array = [];

Question 3

What are the keys for the values inside an array?

Answer 3

index number

Question 4

Arrays have a property named length. Because arrays have a properties, what other data structure are they similar to?

Answer 4

objects