JavaScript Important Question

JS Question :- 1 :- What are higher-order functions? 2 :- Difference between == and ===? 3 :-What are var, let, and const? 4 :-Differences? How does JavaScript handle asynchronous operations? 5 :-Explain event delegation. What is the purpose of bind(), call(), and apply()? 6 :-How do JavaScript modules work? 7 :-Explain the concept of hoisting in JavaScript. 8 :- Explain closures in JavaScript. 9 :-What is the difference between null and undefined? 10 :- What are map(), filter(), and reduce() in JavaScript?