Q7.40. When creating a functional decomposition diagram, which advice would be best?

(a) Stay at a high level; too much detail will get confusing.

(b) When working with executives use a top-down approach; with end users create a bottom-up view.

(c) At the lowest level, clarify the relationships between the processes.

(d) Do a top-down or bottom-up approach based on whether your are documenting as-is or to-be conditions.