posted by Jordan .
WHAT IS THE MODULARITY IN OOP? AND WHAT IS HIERARCHY? AND WHATS THE DIFFERENCE BETWEEN BOTH AND INHERITANCE?
First, don't use all caps. It is harder to read and online it is like SHOUTING.
Since this is not my area of expertise, I searched Google under the key words "OOP" to get this:
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search. Also see http://hanlib.sou.edu/searchtools/.