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30 modules
Introduction to JavaScript
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1.beginner
What is JavaScript?
JavaScript is a high-level programming language commonly used to build interactive and dynamic web applications. It can run in browsers and environments such as Node.js.
2.beginner
What is the difference between let, const, and var?
3.beginner
What are the primitive data types in JavaScript?
4.beginner
What is the difference between == and ===?
5.beginner
What is the difference between null and undefined?
6.beginner
What is hoisting in JavaScript?
7.beginner
What is scope in JavaScript?
8.beginner
What is an arrow function?
9.beginner
What is a callback function?
10.beginner
What is a Promise?
11.beginner
What is the difference between spread and rest operators?
12.beginner
What is destructuring in JavaScript?
13.beginner