JavaScript Masterclass - Zero to Job-Ready with Hands-On Projects - Navbar, Modals and Accordions / 307

This video tutorial introduces JavaScript and its interaction with HTML and CSS. It covers the implementation of a responsive hamburger menu, a newsletter modal, and an accordion feature using JavaScript. The tutorial emphasizes the role of JavaScript in toggling CSS classes to show or hide elements, enhancing web interactivity. The session concludes with a preview of the next topic on implementing carousels using a library.

What is the primary role of JavaScript in the project discussed?

• To activate CSS elements

• To manage server requests

• To structure the webpage

• To style the webpage

Which files are part of the project structure mentioned in the introduction?

• HTML, PHP, JavaScript, and videos

• HTML, CSS, PHP, and databases

• HTML, CSS, JavaScript, and images

• CSS, JavaScript, PHP, and images

How does JavaScript help in making the navbar responsive?

• By changing the HTML structure

• By modifying server-side scripts

• By toggling CSS classes

• By altering the database

What happens when the 'active' class is added to an element?

• The element becomes hidden

• The element's display changes to block

• The element's opacity is set to zero

• The element is removed from the DOM

What is the purpose of the 'toggle' method in JavaScript?

• To add or remove a class based on its current state

• To change the class name

• To permanently remove a class

• To permanently add a class

Which JavaScript method is used to select multiple elements?

• getElementById

• getElementsByClassName

• querySelectorAll

• querySelector

What CSS property is manipulated to show or hide the modal?

• display

• visibility

• opacity

• z-index

In the accordion implementation, what does the 'nextElementSibling' property do?

• Selects the first child element

• Selects the parent element

• Selects the previous element

• Selects the next sibling element

What is the default display property of the accordion content before it is activated?

• flex

• none

• inline

• block

What is the main task of JavaScript in the accordion functionality?

• To send data to the server

• To change the content of the accordion

• To toggle the active class on titles and content

• To modify the HTML structure