Frontend Web Development Bootcamp - Build a Twitter Clone - Make Sidebar Work

The video tutorial explains how to implement a sidebar using JavaScript and CSS. It covers hiding the sidebar initially, creating a click event to display it with a transition effect, and programming a close button to hide it again. The tutorial also discusses adding transition effects for a smoother user experience. Finally, it introduces the next topic, dark mode.

What is the initial position of the sidebar to keep it hidden?

• Right: 30 Rams

• Right: 15 Rams

• Right: 0

• Right: -30 Rams

Which JavaScript method is used to select an element for attaching an event listener?

• document.createElement

• document.getElementsByClassName

• document.querySelector

• document.getElementById

What CSS property is used to make the sidebar visible with a transition effect?

• visibility: visible

• opacity: 1

• transition: all 0.5s

• display: block

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

• element.setAttribute

• element.className

• element.addClass

• element.classList.add

What is the purpose of the cubic-bezier function in the transition effect?

• To determine the final state of the transition

• To specify the delay before the transition starts

• To define the timing function for the transition

• To set the duration of the transition

What action should be taken when the close button is clicked?

• Add the sidebar display class

• Change the sidebar's opacity

• Remove the sidebar display class

• Toggle the sidebar display class

Which method is used to remove a class from an element's class list?

• element.deleteClass

• element.className.remove

• element.removeClass

• element.classList.remove