needs all the parts to be done in ur own word pls Thanks

b) Explain what Functional and non-Functional requirements are and give examples of each c) With the aid of a diagram describe the traditional Waterfall Software Lifecycle. In your answer name two limitations of this approach. d) Discuss Abstraction as a Design Principle used by Software Engineers to help produce quality software. e) Using a UML class diagram, show how the following relationship types are represented between two classes X and Y. i. Association ii. Aggregation iii. Composition