Suppose you have an array named carMakes with two elements in it. When the following JavaScript code executes, what happens?
CarMakes[2] = "GM";
A) The "GM" value overlays the array's second element's value.
B) The array dynamically expands and adds a third element with a "GM" value to the array at index position 2.
C) There is an "out of range" error because there is no element at index position 2.

Question

Quizplus · Accepted Answer

In JavaScript, arrays are dynamic, so assigning a value to an index that is out of the current range of the array will expand the array and add the new element at that index.

Suppose You Have an Array Named CarMakes with Two Elements