React bank Async & Promises React / 6 questions Your progress 0 / 6 done Saved in this browser. Reset All 6 Medium 3 Hard 3 Hide done No questions match those filters. 1 Promises Medium 2 async / await Medium 3 Promise.all / race / allSettled Medium 4 Microtasks vs Macrotasks Hard 5 Generators & Iterators Hard 6 Observable Pattern Hard ← Previous JS Fundamentals Next → JS Patterns