Q. What is an array?
A. An array is a set of data organized in a table (N rows, M columns, P layers).

Q. What are elements?
A. The data represented in an array are the elements.

Q. What is an index?
A. An index represents the position of an element in an array. Note: indices can only be positive integers (1,2,3).

The following modules address concepts on 1D and 2D Arrays: