Answer :
The statements System.out.println(arr[1][2]); access the second column in the third row of a two-dimensional array.
What is dimensional array ?
An array of dimensions. Information about the material composition for each point in the heterogeneous part is stored in N. (n is the space dimension of a material). the year 2021's Multi-Material 3D Printing Technology. A dimension is a way to change how precisely an array's elements are specified. There is just one dimension to an array that contains the monthly sales totals for each day (the day of the month). An array with the monthly sales totals broken down by department has two dimensions (the department number and the day of the month). The rank of an array refers to how many dimensions it contains. Because this kind of item is generally referred to as a "dimension," we utilize that term.
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