This video tutorial explains how to create and manipulate DOM elements using JavaScript. It covers creating elements, adding classes, IDs, and attributes, and appending text nodes and links to the DOM. The tutorial demonstrates the use of methods like createElement, appendChild, and querySelector to dynamically construct and modify HTML elements. The video also highlights the practical application of these techniques in real-world projects, such as adding new list items with text and links to a webpage.

What method is used in JavaScript to create a new element?

• document.newElement()

• document.addElement()

• document.createElement()

• document.insertElement()

How can you add a class to a newly created element in JavaScript?

• element.className = 'className'

• element.setClass('className')

• element.class = 'className'

• element.addClass()

Which method is used to append a text node to an element?

• element.appendChild()

• element.addTextNode()

• element.insertTextNode()

• element.appendTextNode()

What is the purpose of the appendChild() method?

• To remove a child element

• To replace a child element

• To add a child element

• To clone a child element

Which method is used to select an element by its class in JavaScript?

• document.selectByClass()

• document.getElementsByClassName()

• document.querySelector()

• document.getElementById()

What is the correct way to create a new link element in JavaScript?

• document.newElement('link')

• document.createElement('link')

• document.createElement('a')

• document.createLink('a')

How can you set the inner HTML of an element?

• element.setInnerHTML()

• element.innerHTML = 'content'

• element.insertHTML('content')

• element.addInnerHTML('content')