Web Reference: Below are some commonly asked interview questions related to Data Types in JavaScript, along with short and precise answers. In JavaScript, how many data types are there? Interview Response: JavaScript has eight fundamental data types: Number, String, Boolean, BigInt, Null, Undefined, Symbol, and Object. Feb 17, 2025 · "Master JavaScript data types with these essential interview questions: numbers, strings, booleans, arrays, objects, null and undefined, and more, to ace your next coding interview."
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