<s>
The	O
Filing	B-Architecture
Open	I-Architecture
Service	I-Architecture
Interface	I-Architecture
Definition	I-Architecture
(	O
FOSID	O
)	O
is	O
an	O
Open	O
Knowledge	O
Initiative	O
specification	B-Application
.	O
</s>
<s>
OSIDs	B-Architecture
are	O
programmatic	O
interfaces	O
which	O
comprise	O
a	O
service-oriented	O
architecture	O
for	O
designing	O
and	O
building	O
reusable	B-Application
and	O
interoperable	O
software	O
.	O
</s>
<s>
The	O
Filing	B-Architecture
OSID	I-Architecture
provides	O
platform	B-Operating_System
independent	I-Operating_System
storage	B-General_Concept
and	O
management	O
of	O
files	O
and	O
directories	O
.	O
</s>
<s>
Files	O
and	O
directories	O
may	O
be	O
associated	O
with	O
metadata	O
such	O
as	O
owner	O
,	O
mimetype	B-Application
,	O
quota	O
,	O
and	O
versions	O
.	O
</s>
<s>
Implementations	O
may	O
be	O
built	O
using	O
any	O
technology	O
including	O
file	B-Application
systems	I-Application
,	O
databases	B-Application
,	O
WebDAV	B-Protocol
,	O
and	O
other	O
types	O
of	O
data	O
access	O
which	O
require	O
a	O
file	B-Application
system	I-Application
oriented	O
interface	O
.	O
</s>
