228 n The Art of Software Modeling
Chapter 4
Answers
1. e obvious answer is a public library. e less obvious repositories are found in
private collections, including most business information. Even less obvious are
the repositories that exist in someone’s head in the form of experience. Each of
these sources is increasingly more difficult to access because of the nature of the
information. Public information is freely accessible, but may not be very specific.
Business information is more difficult to access (since it is often proprietary), but
will be much more likely to be directly applicable to the current business prob-
lem. Finally, human experience is very difficult to access, but is most relevant to
the problem at hand. Each of these sour ...