Cada pregunta de este test está cronometrada.
DOM stands for: D O M
Each element of the DOM is best known as a what?
node
object
element
item
What does the selector `document.getElementsByClassName()` return?
a NodeList
an object
an array
undefined
Using no helper libraries, just DOM scripting, what property do you use to change the style of an element?
.style()
.css()
.transform()
.js()
A commonly used metaphor to describe the DOM is...
a tree
the solar system
a cactus
a speeding bullet
window.addEventListener('scroll', function(event) { console.log(event); });
What is "scroll" in this context?
an event to listen for
an event to trigger
a function to execute
none of these