A partially filled array is normally used with an accompanying integer variable that holds the number of items that are actually stored in the array.

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Quizplus · Accepted Answer

This is true. The integer variable is often called the "size" or "length" of the array and is used to keep track of how many elements are currently in the array. This is important when iterating through the array or when adding or removing elements from it.

A Partially Filled Array Is Normally Used with an Accompanying