Full Stack Web Development MASTERY Course - Novice to Expert - Creating, Removing, and Replacing Elements

This video tutorial covers DOM manipulation using JavaScript, including creating, modifying, and removing elements. It explains how to use functions like createElement, setAttribute, appendChild, innerText, innerHTML, getAttribute, hasAttribute, removeAttribute, replaceWith, and removeChild. The tutorial provides practical examples and emphasizes understanding the flow of code execution.

What is the primary purpose of creating an anchor tag in JavaScript?

• To style text

• To display images

• To create forms

• To link to external web pages

Which method is used to add a class name to an element in JavaScript?

• appendChild

• className

• addClass

• setAttribute

What is the difference between innerText and innerHTML?

• Both can include HTML tags

• innerHTML can include HTML tags, innerText cannot

• Neither can include HTML tags

• innerText can include HTML tags, innerHTML cannot

What does the getAttribute function return if the attribute does not exist?

• An empty string

• Undefined

• False

• Null

What type of value does the hasAttribute function return?

• Object

• Boolean

• Number

• String

How can you remove an attribute from an element using JavaScript?

• clearAttribute

• unsetAttribute

• removeAttribute

• deleteAttribute

What is the purpose of the replaceWith function?

• To add a new child element

• To replace an element with another

• To clone an element

• To remove an element

Which function is used to remove a child element from a parent in the DOM?

• eraseChild

• deleteChild

• detachChild

• removeChild

What does the removeChild function require to remove an element?

• The element's class name

• The element's ID

• The element's index

• The element's tag name

What is the result of calling removeChild on a list with child nodes?

• It changes the child node's content

• It duplicates the child node

• It removes the specified child node

• It adds a new child node