CSS and JavaScript DOM Manipulation Quiz

What is the main focus of CSS DOM manipulation as discussed in the video?

• Creating static web pages

• Manipulating HTML content

• Controlling CSS styles using JavaScript

• Building server-side applications

Which JavaScript method is used to change CSS properties dynamically?

• document.querySelector

• document.appendChild

• document.getElementById

• document.createElement

What is the purpose of using document.getElementById in CSS manipulation?

• To create new HTML elements

• To add event listeners

• To select and modify existing HTML elements

• To delete HTML elements

How can multiple CSS styles be applied using JavaScript?

• By using a single style property

• By chaining multiple style properties

• By using an array of styles

• By creating a new CSS file

What is the benefit of using external JavaScript files for CSS manipulation?

• It makes the website static

• It increases the complexity of the code

• It allows for easier maintenance and organization

• It reduces the page load time

What is the role of JavaScript functions in CSS manipulation?

• To add event listeners

• To delete CSS styles

• To automate and encapsulate style changes

• To create new HTML elements

How can you toggle between different CSS styles using JavaScript?

• By using a toggle function

• By using conditional statements

• By using a switch statement

• By using a loop

What is a best practice mentioned for using JavaScript in CSS manipulation?

• Use inline styles for all changes

• Use JavaScript only when necessary and maintain existing CSS styles

• Avoid using JavaScript for CSS changes

• Always use JavaScript for all style changes

What is the advantage of using JavaScript for DOM manipulation?

• It reduces the need for HTML

• It allows for dynamic and interactive web pages

• It simplifies server-side scripting

• It makes the website slower

What should you do if you have questions about the tutorial?

• Ignore them

• Ask a friend

• Comment below the video

• Search online