Tools and Techniques for Requirements Engineering and Management - Requirements Engineering and Management for Software Development Projects - page 192

Fig. 13.14 Activity diagram example

are being used to describe project requirements. Of the other diagrams, class dia-
grams and sequence diagrams are also used extensively. Others are being used but not
on the same scale as the use cases.

13.6 Agile Methods

Agile methods do not use any formal methods for modeling the systems either for
capturing the project requirements or the proposed system design. If at all, they use
UML modeling techniques described above for either capturing project require-
ments or the design of the proposed system. We have a more detailed discussion
about agile methods in Chap. 12 .