M

Mr. Dubey • 52.77K Points
Coach 

Q. The enumeration order becomes implementation dependent and non-interoperable if :

  • (A) If the object inherits enumerable properties
  • (B) The object does not have the properties present in the integer array indices
  • (C) The delete keyword is never used
  • (D) Object.defineProperty() is not used
  • Correct Answer - Option(A)
  • Views: 47
  • Filed under category JavaScript

No solution found for this question.
Add Solution and get +2 points.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs on JavaScript

Q. Which of these contains an executable statement?

Q. One of the special feature of an interpreter in reference with the for loop is that

Q. JavaScript arrays are written with _____.

Q. Consider the following code snippet let succ = function(x) x+1, yes = function() true, no = function() false; What convenience does the above code snippet provide?

Q. Spaces and line breaks are not important.

Q. What kind of error notifications are shown in the console window?

Q. How are objects compared when they are checked with the strict equality operator?

Q. What is an observer effect?

Q. Which is the method used for registering handlers?

Q. What are the parameters of the method JSON.parse()?

Learn All JavaScript MCQs

Question analytics