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JavaScript MCQs

What is the result of the following code snippet?

function a() {
  alert('Outer function!');
  return function(){
    alert('Inner function!');
  };
}
var a = a();
a();

An alert box pops up showing "Outer function!".

An alert box pops up showing "Inner function!".

Two alert boxes pop up, the first one displaying "Outer function!", and the second one displaying "Inner function!"

This code snippet is invalid.

Answer

Correct Answer: Two alert boxes pop up, the first one displaying "Outer function!", and the second one displaying "Inner function!"

Explanation:

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