JAVASCRIPT Data-types-and-type-conversion Online Test

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Instructions:

  • Total number of questions: 10.
  • Time allotted: 10 minutes.
  • Each question carries 1 mark.
  • No negative marks.
  • DO NOT refresh the page.
  • All the best :-)

What You Will Learn:

This JavaScript Data Types and Type Conversion Online Test helps you to Boost your Knowledge in JavaScript. In this test, we cover topics in the form of questions like:
  • 7 Primitive types: string, number, boolean, null, undefined, symbol, bigint.
  • The typeof operator and its quirks (e.g., typeof null === 'object').
  • Explicit type conversion (Number(), String(), Boolean()).
  • Implicit type coercion in arithmetic and comparison operations.
  • Pass-by-value for primitives vs pass-by-reference for objects.

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