JavaScript Essentials Quiz
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Questions and Answers

What is the correct way to declare a variable in JavaScript?

  • let x = 5;
  • variable x = 5;
  • v x = 5;
  • var x = 5; (correct)

    • Which of the following is a correct way to write a comment in JavaScript?

  • ## This is a comment
  • // This is a comment (correct)
  • /* This is a comment */

    • What does the '=== 'operator do in JavaScript?

  • Performs addition
  • Checks for strict equality (correct)
  • Assigns a value to a variable
  • Checks for type conversion

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