Removing & Replacing Elements

This video tutorial covers DOM manipulation techniques, including replacing and removing elements, and working with classes and attributes. It provides a detailed guide on how to replace an H5 element with an H2 element, remove list items using different methods, and manipulate classes and attributes by adding, removing, and checking them. The tutorial aims to enhance understanding of DOM operations and improve web development skills.

What is the primary purpose of DOM manipulation?

• To store data in a database

• To compile JavaScript code

• To create static HTML pages

• To change the structure and style of a webpage dynamically

Which method is used to create a new element in the DOM?

• document.appendChild()

• document.getElementById()

• document.createElement()

• document.querySelector()

How can you replace an existing element in the DOM?

• Using the replaceChild method

• Using the remove method

• Using the addEventListener method

• Using the setAttribute method

What method would you use to remove an element directly from the DOM?

• replaceChild()

• remove()

• addClass()

• setAttribute()

Which method allows you to remove a child element from its parent in the DOM?

• replaceChild()

• removeChild()

• remove()

• appendChild()

How can you add a new class to an element in the DOM?

• Using setAttribute()

• Using querySelector()

• Using createElement()

• Using classList.add()

What does the classList property return?

• A number representing the element's index

• A string of the element's innerHTML

• An array of the element's attributes

• A DOMTokenList of the element's classes

Which method is used to get the value of an attribute from an element?

• removeAttribute()

• setAttribute()

• getAttribute()

• hasAttribute()

How can you check if an element has a specific attribute?

• Using removeAttribute()

• Using setAttribute()

• Using getAttribute()

• Using hasAttribute()

What method would you use to remove an attribute from an element?

• hasAttribute()

• setAttribute()

• getAttribute()

• removeAttribute()