Most 50 JavaScript Interview Question & Answer | CodeBaaj | Digital Marketing Agency |
🔹 JavaScript Basics (1–15) 1. What is JavaScript? JavaScript is a lightweight, interpreted programming language used to make web pages interactive (buttons, forms, animations, APIs, etc.). 2. Is JavaScript compiled or interpreted? JavaScript is interpreted, but modern browsers use JIT (Just-In-Time) compilation for faster execution. 3. Difference between var, let, and const? Feature var let…