<s>
Workspace	B-General_Concept
virtualization	I-General_Concept
is	O
a	O
way	O
of	O
distributing	O
applications	O
to	O
client	O
computers	O
using	O
application	B-Operating_System
virtualization	I-Operating_System
;	O
however	O
,	O
it	O
also	O
bundles	O
several	O
applications	O
together	O
into	O
one	O
complete	O
workspace	O
.	O
</s>
<s>
At	O
a	O
minimum	O
,	O
the	O
workspace	O
consists	O
of	O
everything	O
above	O
the	O
operating	B-General_Concept
system	I-General_Concept
kernel	O
–	O
applications	O
,	O
data	O
,	O
settings	O
,	O
and	O
any	O
non-privileged	O
operating	B-General_Concept
system	I-General_Concept
subsystems	O
required	O
to	O
provide	O
a	O
functional	O
desktop	O
computing	O
environment	O
.	O
</s>
<s>
By	O
doing	O
this	O
,	O
applications	O
within	O
the	O
workspace	O
can	O
interact	O
with	O
each	O
other	O
,	O
enabling	O
them	O
to	O
do	O
some	O
of	O
the	O
things	O
users	O
are	O
accustomed	O
to	O
and	O
which	O
are	O
missing	O
in	O
application	B-Operating_System
virtualization	I-Operating_System
such	O
as	O
embedding	O
a	O
Microsoft	O
Excel	O
worksheet	O
into	O
a	O
Microsoft	O
Word	O
document	O
.	O
</s>
<s>
Further	O
,	O
the	O
workspace	O
contains	O
applications	O
settings	O
and	O
user	O
data	O
enabling	O
the	O
user	O
to	O
move	O
to	O
a	O
different	O
operating	B-General_Concept
system	I-General_Concept
or	O
to	O
a	O
different	O
computer	O
and	O
still	O
preserve	O
applications	O
,	O
settings	O
and	O
data	O
in	O
one	O
complete	O
working	O
unit	O
.	O
</s>
<s>
For	O
deeper	O
workspace	B-General_Concept
virtualization	I-General_Concept
,	O
the	O
virtualization	O
engine	O
implementation	O
virtualizes	O
privileged	O
code	O
modules	O
and	O
full	O
operating	B-General_Concept
system	I-General_Concept
subsystems	O
through	O
a	O
kernel-mode	O
Workspace	B-General_Concept
Virtualization	I-General_Concept
Engine	O
(	O
WVE	O
)	O
.	O
</s>
<s>
Workspace	B-General_Concept
virtualization	I-General_Concept
enables	O
individual	O
applications	O
to	O
interact	O
with	O
each	O
other	O
and	O
also	O
enables	O
user	O
settings/configuration	O
and	O
user	O
data	O
to	O
stay	O
within	O
the	O
workspace	O
.	O
</s>
<s>
Application	B-Operating_System
virtualization	I-Operating_System
does	O
not	O
.	O
</s>
<s>
Application	B-Operating_System
Virtualization	I-Operating_System
shields	O
independent	O
applications	O
from	O
each	O
other	O
better	O
should	O
one	O
of	O
them	O
prove	O
to	O
be	O
hostile	O
(	O
i.e.	O
</s>
<s>
Workspace	B-General_Concept
Virtualization	I-General_Concept
runs	O
directly	O
on	O
the	O
client	O
computer	O
hardware	O
whereas	O
Desktop	B-Protocol
Virtualization	I-Protocol
in	O
many	O
cases	O
runs	O
on	O
a	O
remote	O
computer	O
somewhere	O
over	O
a	O
corporate	O
LAN/WAN	O
or	O
over	O
the	O
Internet	O
(	O
called	O
Hosted	O
Desktop	B-Protocol
Virtualization	I-Protocol
)	O
.	O
</s>
<s>
In	O
other	O
cases	O
Desktop	B-Protocol
Virtualization	I-Protocol
can	O
be	O
run	O
on	O
the	O
client	O
directly	O
through	O
a	O
virtual	B-Architecture
machine	I-Architecture
environment	O
such	O
as	O
VMware	B-Operating_System
Workstation	I-Operating_System
,	O
VirtualBox	B-Operating_System
or	O
Thincast	O
Workstation	O
.	O
</s>
<s>
Because	O
the	O
applications	O
in	O
a	O
Desktop	B-Protocol
Virtualization	I-Protocol
environment	O
run	O
at	O
a	O
different	O
location	O
,	O
on	O
a	O
remote	O
machine	O
or	O
in	O
a	O
local	O
virtual	B-Architecture
machine	I-Architecture
,	O
and	O
technology	O
simply	O
offers	O
a	O
way	O
to	O
present	O
the	O
graphics	O
interface	O
locally	O
using	O
technologies	O
such	O
as	O
Remote	O
Desktop	O
.	O
</s>
<s>
As	O
a	O
result	O
,	O
the	O
graphics	O
system	O
is	O
much	O
slower	O
and	O
access	O
to	O
local	O
data	O
services	O
such	O
as	O
USB	B-Protocol
or	O
FireWire-connected	O
cameras	O
,	O
scanners	O
,	O
&	O
hard	O
drives	O
is	O
much	O
slower	O
.	O
</s>
<s>
Workspace	B-General_Concept
virtualization	I-General_Concept
,	O
on	O
the	O
other	O
hand	O
,	O
offers	O
the	O
advantage	O
that	O
the	O
amount	O
of	O
time	O
required	O
to	O
move	O
from	O
one	O
client	O
computer	O
to	O
another	O
is	O
small	O
because	O
applications	O
,	O
settings	O
and	O
data	O
are	O
stored	O
locally	O
on	O
the	O
client	O
.	O
</s>
<s>
When	O
it	O
comes	O
to	O
system	O
resources	O
,	O
Workspace	B-General_Concept
Virtualization	I-General_Concept
requires	O
fewer	O
resources	O
than	O
Desktop	B-Protocol
Virtualization	I-Protocol
because	O
it	O
does	O
n't	O
contain	O
a	O
complete	O
copy	O
of	O
the	O
operating	B-General_Concept
system	I-General_Concept
running	O
in	O
a	O
virtualization	B-General_Concept
environment	I-General_Concept
.	O
</s>
