<s>
A	O
process-driven	B-Application
application	I-Application
is	O
a	O
software	B-Application
application	I-Application
that	O
is	O
driven	O
by	O
an	O
underlying	O
process	O
or	O
workflow	B-Application
engine	I-Application
where	O
the	O
process	O
can	O
be	O
exposed	O
and	O
reused	O
.	O
</s>
<s>
In	O
effect	O
all	O
applications	O
are	O
process-driven	O
and	O
the	O
logic	O
of	O
any	O
application	O
can	O
be	O
extrapolated	O
into	O
a	O
flowchart	B-Language
to	O
represent	O
the	O
logical	O
process	O
of	O
execution	O
.	O
</s>
<s>
Process-driven	B-Application
applications	I-Application
are	O
a	O
growing	O
trend	O
in	O
enterprise	O
solutions	O
involving	O
humans	O
,	O
systems	O
or	O
both	O
.	O
</s>
<s>
With	O
the	O
release	O
of	O
.NET	O
Framework	O
3.0	O
,	O
Microsoft	O
introduced	O
the	O
Windows	O
Workflow	B-Operating_System
Foundation	O
(	O
“	O
WF	O
”	O
)	O
which	O
provides	O
developers	O
with	O
the	O
ability	O
to	O
separate	O
application	O
flow	O
from	O
application	O
execution	O
.	O
</s>
<s>
One	O
Microsoft	O
product	O
to	O
use	O
this	O
approach	O
,	O
BizTalk	B-Application
Server	I-Application
,	O
uses	O
orchestrations	B-Application
to	O
represent	O
the	O
order	O
of	O
execution	O
.	O
</s>
<s>
Both	O
technologies	O
provide	O
graphical	O
tools	O
to	O
manipulate	O
processes	O
and	O
can	O
form	O
part	O
of	O
a	O
process-driven	B-Application
application	I-Application
.	O
</s>
<s>
The	O
term	O
"	O
process-driven	B-Application
application	I-Application
"	O
was	O
popularized	O
by	O
K2	O
company	O
in	O
2008	O
when	O
describing	O
applications	O
driven	O
by	O
processes	O
,	O
and	O
originally	O
referred	O
to	O
applications	O
driven	O
by	O
their	O
business	O
process	O
management	O
(	O
"	O
BPM	O
"	O
)	O
software	O
known	O
as	O
.	O
</s>
<s>
The	O
first	O
software	B-Application
applications	I-Application
were	O
considered	O
procedural	B-Application
in	O
that	O
they	O
were	O
composed	O
of	O
multiple	O
procedures	O
that	O
were	O
called	O
in	O
a	O
predefined	O
order	O
.	O
</s>
<s>
In	O
effect	O
,	O
the	O
entire	O
execution	O
path	O
could	O
be	O
directly	O
mapped	O
onto	O
a	O
flowchart	B-Language
which	O
would	O
take	O
into	O
account	O
all	O
path	O
changes	O
based	O
on	O
input	O
.	O
</s>
<s>
In	O
those	O
days	O
,	O
it	O
was	O
the	O
norm	O
for	O
all	O
applications	O
to	O
start	O
out	O
as	O
a	O
flowchart	B-Language
and	O
then	O
move	O
forward	O
from	O
there	O
although	O
this	O
has	O
now	O
changed	O
as	O
organizations	O
move	O
towards	O
Rapid	O
Application	O
Development	O
(	O
"	O
RAD	O
"	O
)	O
methodologies	O
.	O
</s>
<s>
Even	O
today	O
's	O
applications	O
using	O
today	O
's	O
techniques	O
of	O
object-oriented	B-Language
programming	I-Language
can	O
have	O
their	O
execution	O
logic	O
represented	O
using	O
a	O
flowchart	B-Language
.	O
</s>
<s>
Now	O
consider	O
that	O
the	O
humble	O
flowchart	B-Language
forms	O
the	O
basis	O
of	O
all	O
processes	O
in	O
use	O
today	O
.	O
</s>
<s>
Whether	O
it	O
's	O
accounting	O
,	O
business	O
,	O
engineering	O
,	O
etc.	O
,	O
the	O
humble	O
flowchart	B-Language
was	O
the	O
first	O
,	O
so	O
to	O
speak	O
.	O
</s>
<s>
All	O
process	O
models	O
attribute	O
their	O
roots	O
to	O
the	O
flowchart	B-Language
.	O
</s>
<s>
In	O
the	O
context	O
of	O
process-driven	B-Application
applications	I-Application
,	O
three	O
categories	O
of	O
process	O
exist	O
:	O
</s>
<s>
The	O
process	O
in	O
this	O
context	O
is	O
usually	O
referred	O
to	O
as	O
an	O
orchestration	B-Application
as	O
it	O
usually	O
comprises	O
data	O
transformation	O
and	O
complex	O
routing	O
scenarios	O
.	O
</s>
<s>
Once	O
the	O
process	O
engine	O
is	O
selected	O
,	O
applications	O
are	O
built	O
around	O
these	O
processes	O
to	O
provide	O
the	O
organization	O
with	O
a	O
solution	O
which	O
is	O
in	O
fact	O
a	O
process-driven	B-Application
application	I-Application
.	O
</s>
