Frontend

What is an XSS attack? What types are there?

Tell me about optimization and memoization options at the intersection of parent and child components.

Live Coding: Implement a basic EventEmitter mechanism with subscribe, publish methods, and an unsubscription mechanism.

What does preventDefault do and provide an example?

Tell me about the Critical Rendering Path — what happens during the construction of the rendering tree?

What happens when HTML enters the browser? What entities block and how to work with them?