You can declare an array without dimensioning its size, but the size must be determined before you can access it.

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Quizplus · Accepted Answer

When you declare an array without dimensioning its size, it is called an "uninitialized" array. However, you must determine its size before you can access it or perform any operations on it. This can be done using input from the user, calculating the needed size based on other variables, or setting a predetermined size in the program's logic.

You Can Declare an Array Without Dimensioning Its Size, but the Size