This workshop will test your knowledge of javascript, CSS, web security, browser internals, web performance, and more! This unique workshop format will consist of 40 quiz questions and in-depth explanations of the answers delivered in a highly interactive environment.
Free Download By participating along with us in the workshop, you'll learn
Advanced javascript concepts, including promises, the event loop, service worker behavior, and async generators
Networking and web security topics like CSP, CORS, and cookie behavior
Browser internals and performance concepts, including critical rendering path, preloading, core web vitals, and the performance API
Advanced CSS techniquesp
Homepage

https://frontendmasters.com/workshops/frontend-js-questions/