Computer Science and Engineering › Javascript Classes MCQ › Question #4997
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QIt is possible to both create new properties and change the attributes of already-existing properties using the following technique:

ID: #4997 Javascript Classes MCQ 189 views
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#4997Q ID
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Javascript Classes MCQTopic
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  • A Object.defineProperty() ✔ ✖
  • B Object.defineProperties() ✔ ✖
  • C Both Object.defineProperty() and Object.defineProperties() ✔ ✖
  • D Object.inherit() ✔ ✖
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Explanation

The Object.defineProperty() method is used to define a new property on an object, or to modify an existing property on an object. It returns the object. Both Object.defineProperty() and Object.defineProperties() can be used to define new properties on an object.

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