76 ◾ COSMIC Function Points: Theory and Advanced Practices
© 2011 by Taylor & Francis Group, LLC
1.5.3.2 The Boundary and (Persistent) Storage
In ISO/IEC 14143-1, boundary is dened as “a conceptual interface between
the software under study and its users” (ISO. 1998, p. 33). (Note that this
denition can only be interpreted correctly if users means physical users, as
we explained above.) e MM V2.1 denition of boundary is much longer,
but essentially says the same thing. ere is no diculty in the MM V2.2 in
adopting the ISO/IEC denition, subject to the correct understanding of user.
However, again with hindsight, there is considerable potential for confusion,
this time in the MM V2.1. is document