JavaScript Quizzes (MCQs)

Level 1 The Core Grammar & Syntax
Basics & Syntax Variables (let, const), Types, Coercion
01_BASICS 
Control Flow If/Else, Switch, Loops, Ternary
02_FLOW 
Functions & Scope Arrow functions, Hoisting, Closures
03_FUNC 
Level 2 Intermediate DOM & Data
Arrays & Objects Map/Filter/Reduce, Destructuring
04_DATA 
DOM Manipulation Selectors, Events, Traversing
05_DOM 
Modern ES6+ Spread, Modules, Template Literals
06_ES6 
Level 3 Advanced Async & Patterns
Async JS Promises, Async/Await, Event Loop
07_ASYNC 
OOP in JS Prototypes, Classes, 'this' context
08_OOP 
Error Handling Try/Catch, Strict Mode, Debugging
09_ERR 
Level 4 Practical External Systems
APIs & Storage Fetch, JSON, LocalStorage
10_WEB 
Related Quizzes
