What will happen if <code>setTimeout()</code> is called with a timeout of 0 milliseconds?

MCQ Practice Single Best Answer Topic: Javascript DOM & Event Handling MCQ

Q What will happen if `setTimeout()` is called with a timeout of 0 milliseconds?

Question ID

#5079

Subchapter

Javascript DOM & Event Handling MCQ

Action

Choose one option below

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A Placed in stack ✔ ✖
B Placed in queue ✔ ✖
C Will run continuously ✔ ✖
D Will execute immediately ✔ ✖

Correct Answer: B

Explanation

With a time of 0 ms, the function you select is not immediately called when you call setTimeout().
Instead, it is added to a queue and scheduled to be called "as soon as practicable" once any waiting event handlers are completed.

Q What will happen if setTimeout() is called with a timeout of 0 milliseconds?

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Explanation

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Q What will happen if `setTimeout()` is called with a timeout of 0 milliseconds?