What are multi-dimensional arrays and how are they used?
Multi-dimensional arrays are arrays of arrays, allowing you to store data in multiple dimensions, like a grid.
Can you give me an example of a 2D array?
Sure! A 2D array can represent a matrix, like this: [[1, 2, 3], [4, 5, 6], [7, 8, 9]].
How do I access an element in a 2D array?
You can access an element using its row and column indices, like array[1][2] to get the element '6'.
What programming languages support multi-dimensional arrays?
Most programming languages, including Python, Java, and C++, support multi-dimensional arrays.
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