Quiz  /  JavaScript Class 9 MCQ Questions With Answers

  • 1. 
    Which of the following will decrease the value of x?

  • x--;
  • x-1;
  • x=x;
  • x=-x;

  • 2. 
    Which command provides a random color?

  • Randomizer.color
  • Randomizer.nextColor()
  • RandColor;
  • nextColor.Randomizer()

  • 3. 
    A short form writing the word variable is

  • rav
  • VAR
  • var
  • varia

  • 4. 
    His name is Fred and he is less than 16 years old

  • if (name = "fred" && age < 16 )
  • if (name === "fred" && age < 16 )
  • if (name = "fred" || age < 16 )
  • if (name === "fred" || age < 16 )
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