Correct Answer: The Reflect.preventExtensions() method returns a string.
Explanation:
Note: This Question is unanswered, help us to find answer for this one
JavaScript Skill Assessment
Your Skill Level: Poor
Retake Quizzes to improve it
More JavaScript MCQ Questions
Which is the correct syntax of the Object.getOwnPropertyDescriptor method that is used for querying the full information about a property?
What's the output? var x = 5; var y = 0; document.write( let(x = x + 10, y = 12) x+y + ','); document.write(x+y);
In relation to object oriented JavaScript, for which option no wrapper objects are provided?
Which DOM object can be used to determine the resolution of the screen?
Which object is the top-level object in the JavaScript hierarchy?
Is super cache a built-in plugin of WordPress?
Which functions are used when adding CSS and jQuery codes on a WordPress plugin?
BEST way to get last inserted row ID from Wordpress database ?
Which function can be used to create a WordPress page?
On which database can WordPress be installed by default?