Java Script

Question 1

What is the DOM?

Answer 1

The DOM (document object model) is a tree-like structrue the browswer uses to represent a web page.

Question 2

What is DOM element?

Answer 2

A DOM element is an html element represented as an object an object in the DOM

Question 3

What is a DOM event?

Answer 3

A DOM event is an action or occurrence that happens in the browser which the system can detect or respond to.

Question 4

What is the difference between getElementByClass and getElementById?

Answer 4

getElementByClass returns an array of elements with a specific class attribute. While get elment by id returns one element with a specific Id attrubute.