JavaScript MCQ › Javascript Data Types MCQ › Question #4910
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QWhat does the following function do in JavaScript? 
function getArea(radius) {
return Math.PI * radius * radius;
}

ID: #4910 Javascript Data Types MCQ 225 views
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#4910Q ID
EasyDifficulty
Javascript Data Types MCQTopic
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  • A calculates the area of a circle ✔ ✖
  • B converts a string to uppercase ✔ ✖
  • C checks if a string is a palindrome ✔ ✖
  • D sorts an array in ascending order ✔ ✖
Correct Answer: Option A

Explanation

This function takes in a single argument, radius, and uses the Math.PI constant and the radius to calculate the area of a circle.

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