JavaScript MCQ › Javascript Classes MCQ › Question #5000
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QWhat would the following JavaScript code produce? 
const object1 = {};  
Object.defineProperties(object1,
{  
  	property1: 
        {  
             value: 10 
        }  
 });  
console.log(object1.property1);

ID: #5000 Javascript Classes MCQ 187 views
Question Info
#5000Q ID
EasyDifficulty
Javascript Classes MCQTopic
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  • B 10 ✔ ✖
  • C undefined ✔ ✖
  • D Error ✔ ✖
Correct Answer: Option B

Explanation

The Object.defineProperties() method is a predefined function in the object library of JavaScript that is used to define new properties or modify existing properties on an object. It returns the object.
The Object.defineProperties() method takes an object as its first argument and a property descriptor object as its second argument. The property descriptor object can specify the characteristics of one or more properties to be added to or modified on the object.

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