Modern Web Design with HTML5, CSS3, and JavaScript - Removing an Element from a Webpage Using JavaScript Code

The video tutorial explains how to remove child nodes from the DOM using JavaScript. It covers methods like removeChild and the differences between static and dynamic node lists. The tutorial also demonstrates appending and prepending elements, highlighting how changes in the DOM affect node lists. Practical examples are provided to illustrate these concepts, encouraging viewers to try them in their own code.

What method is used to remove a specific element from the DOM?

• detach

• remove

• removeChild

• deleteNode

What does the removeChild method return?

• The entire DOM tree

• A boolean value

• The removed node

• The parent node

What is the main difference between static and dynamic node lists?

• Static lists do not update with DOM changes

• Dynamic lists are immutable

• Static lists update automatically with DOM changes

• Dynamic lists cannot be queried

Which method would you use to add a new element at the beginning of a list?

• addFirst

• insertBefore

• prepend

• append

What happens when you prepend an element that already exists in the DOM?

• It throws an error

• It deletes the element

• It moves the element to the new position

• It creates a duplicate

Which method is used to create a new DOM element?

• createElement

• buildElement

• newElement

• createNode

What is the effect of updating the memory location of a DOM element?

• It duplicates the element

• It changes its position in the DOM

• It deletes the element

• It creates a new element

How can you update the text content of a DOM element?

• Using updateText

• Using setText

• Using textContent

• Using innerHTML

What happens if you try to append a removed element back to the DOM?

• It throws an error

• It does nothing

• It re-adds the element

• It creates a new element

How can you visually highlight a DOM element?

• By applying a background color

• By changing its text content

• By appending it

• By removing it