Answer :

There usually used to represent multiplication problems
For example

xxx
xxx
xxx

This is 3 times 3
An Array Is An Ordered Arrangement Or A Collection.

Example Of An Array:
OOOOOOOO
OOOOOOOO
OOOOOOOO
OOOOOOOO

This Displays 8 • 4, Which Equals 32, Using The Symbol, “O”.