RE: Why Creating DFDs Is Very Dangerous

[Tony Markos <ajmarkos -at- yahoo -dot- com>]

Please disregard my previous (incomplete) post. 
Somehow I accidently hit the submit button too soon.

Tony Markos

--- Jens Reineking <J -dot- Reineking -at- interkomelectronic -dot- de>
wrote:

>
> > Tony Markos responds:
> >
> > Bonnie, your a little unclear, but I will answer
> what
> > I think you are asking.

> > The first flows of data that we draw on a DFD
> > originate from tasks (functions) outside of the
> > boundary of the system (i.e., outside of the scope
> of
> > our analysis). These outside-of-the-scope tasks
> are
> > called sinks.

> > As these flows then enter the system (manual
> system,
> > automated system, or combo thereof), we follow
> them as
> > they naturally split and combine together to
> identify
> > manual or automated tasks.  Yourdon refers to this
> > process as "interviewing the data".
 
 
> OK. Next question: How do you identify the sinks?
> 
> Please note: I'm trying to understand what you're
> trying to communicate (may even read a book on
> this), so please don't reuse previously posted
> content since I already read it.



		
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