Your website uses CSS Grid Layout extensively, and a visitor who navigates using the keyboard tells you that they seem to jump erratically all over the screen when navigating. What is the most likely problem?

What is the definition of the phrase “Time to Interactive”?

What is yarn?

What is the name of the event that occurs when the mouse pointer hovers over an element?

What is meant by the term "polyfill" when used in web development?

Which choice is not a JavaScript framework?

You have used display: none in your stylesheet. Which users will be able to see or hear this content?

Which choice is not a value of the type attribute of the element?

Which HTML will result in text being highlighted in yellow? .highlight {background-color: yellow;}

In this code, what is the term for the h1? h1 { color: red; font-size: 5em; }

The browser finds some CSS that it does not understand. What is likely happen?