Modern Web Design with HTML5, CSS3, and JavaScript - append() and prepend() Methods

The video tutorial explains how to add elements to the DOM using JavaScript. It covers selecting parent elements, creating new elements, and using methods like append and appendChild. The differences between these methods are discussed, including their handling of node objects and return values. The tutorial also introduces the prepend method and demonstrates how to handle errors when using appendChild with non-node objects.

What error occurs when trying to use 'appendChild' with a non-node object?

What is the significance of the return values of 'append' and 'appendChild'?

How can you add multiple elements to the DOM using 'append'?