Main concepts in OOP

Question

I was once asked in an interview \'What are the 3 main concepts of OOP?\'. I answered by saying that in my opinion there were 4 which are as follows:

• Inheritan

Answer 1

3 main concepts in OOP:

• Late binding
• Concept reusing (not sure about this, anyway: re-using of concepts; avoiding the re-implementation of even the simplest concepts)
• Abstraction