DOM

Question 1

What is a DOM tree?

Answer 1

A representation of HTML as a tree structure of tags

Question 2

Why is it good practice to assign the return value of a DOM query to a variable?

Answer 2

DOM querying takes an eternity, so search once and store it so that it is reusable and accessable

Question 3

What console method allows you to inspect the properties of a DOM element object?

Answer 3

console.dir()

Question 4

Why would a

 tag need to be placed at the bottom of the HTML content?

Answer 4

The browser needs to run the HTML document first to create the DOM