HTML CSS and JavaScript for Beginners - A Web Design Course - Document Ready Event Listener

The video tutorial explains how to ensure the DOM is fully loaded before manipulating elements using jQuery. It covers the use of the document ready method and various jQuery events, including preventDefault to stop default hyperlink actions. The tutorial demonstrates how to manipulate CSS properties using jQuery, such as changing colors on click events. It also explores hover and click events to dynamically update styles, providing practical examples for better understanding.

Why is it important to ensure the DOM is fully loaded before accessing elements?

• To make the page responsive

• To prevent errors when manipulating elements

• To ensure all CSS styles are applied

• To speed up the loading of the page

What is the purpose of the jQuery document ready method?

• To ensure the document is fully loaded before running scripts

• To initialize variables

• To apply CSS styles

• To load external scripts

What does the preventDefault method do in jQuery?

• It hides an element

• It prevents the default action of an element

• It logs a message to the console

• It changes the color of an element

How can you change the style of an element when it is clicked?

• By using the scroll event

• By using the hover event

• By using the click event

• By using the load event

What happens when you hover over an element with a hover event listener?

• The element's text changes

• The element disappears

• The element's style changes

• The element moves to a new position