Test Your Knowledge of JavaScript's setTimeout Function

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Questions and Answers

Which of the following is true about the setTimeout function in JavaScript?

  • It is used to execute a function immediately.
  • It is used to delay the execution of a function or code. (correct)
  • It is used to loop through a set of code multiple times.
  • It is used to define a new function.

What is the syntax for the setTimeout function in JavaScript?

  • setTimeout(param1, param2, function, delay)
  • setTimeout(function, param1, delay, param2)
  • setTimeout(delay, function)
  • setTimeout(function, delay) (correct)

What is the purpose of the 'delay' parameter in the setTimeout function?

  • To pass optional parameters to the function.
  • To specify the function to be executed.
  • To specify the time interval before the function is executed. (correct)
  • To specify the number of times the function should be executed.

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