<s>
MultiSeat	B-General_Concept
Desktop	I-General_Concept
Virtualization	I-General_Concept
is	O
a	O
method	O
by	O
which	O
a	O
common	O
desktop	O
PC	B-Device
,	O
with	O
extra	O
keyboards	B-Device
,	O
mice	O
,	O
and	O
video	O
screens	O
directly	O
attached	O
to	O
it	O
,	O
can	O
be	O
used	O
to	O
install	O
,	O
load	O
,	O
and	O
concurrently	O
run	O
multiple	O
operating	O
systems	O
.	O
</s>
<s>
It	O
is	O
similar	O
to	O
server	O
based	O
computing	O
only	O
in	O
the	O
fact	O
that	O
one	O
mainframe	B-Architecture
is	O
supporting	O
multiple	O
users	O
.	O
</s>
<s>
On	O
the	O
other	O
hand	O
,	O
it	O
is	O
different	O
because	O
the	O
"	O
terminals	O
"	O
(	O
or	O
seats	O
,	O
as	O
they	O
are	O
known	O
in	O
multiseat	O
jargon	O
)	O
are	O
composed	O
of	O
nothing	O
more	O
than	O
the	O
regular	O
keyboard	B-Device
,	O
monitor	O
and	O
mouse	O
,	O
and	O
these	O
devices	O
are	O
plugged	O
directly	O
into	O
the	O
PC	B-Device
.	O
</s>
<s>
USB	O
hubs	O
can	O
be	O
used	O
for	O
cable	O
management	O
of	O
the	O
keyboards	B-Device
and	O
mice	O
,	O
and	O
extra	O
video	O
cards	O
(	O
typically	O
dual	O
or	O
quad	O
output	O
)	O
may	O
need	O
to	O
be	O
installed	O
.	O
</s>
<s>
It	O
is	O
commonly	O
known	O
that	O
modern	O
day	O
PCs	B-Device
are	O
extremely	O
powerful	O
and	O
have	O
substantial	O
excess	O
CPU	O
processing	O
power	O
.	O
</s>
<s>
It	O
started	O
in	O
the	O
1950s	O
and	O
1960s	O
with	O
batch	O
processing	O
and	O
has	O
taken	O
its	O
current	O
day	O
form	O
with	O
Citrix	B-Application
and	O
Terminal	B-Protocol
Services	I-Protocol
.	O
</s>
<s>
nComputing	B-Protocol
and	O
Microsoft	B-Application
Multipoint	I-Application
are	O
current	O
iterations	O
of	O
the	O
same	O
thin	B-Device
client	I-Device
technology	O
.	O
</s>
<s>
Virtualization	B-General_Concept
can	O
solve	O
some	O
of	O
these	O
problems	O
.	O
</s>
<s>
Virtualization	B-General_Concept
is	O
a	O
method	O
by	O
which	O
the	O
"	O
guest	O
"	O
operating	O
system	O
runs	O
on	O
top	O
of	O
,	O
while	O
being	O
separated	O
from	O
the	O
"	O
bare	O
metal	O
"	O
hardware	O
.	O
</s>
<s>
Xen	B-Operating_System
used	O
in	O
conjunction	O
with	O
Citrix	B-Application
,	O
or	O
VMware	O
used	O
in	O
conjunction	O
with	O
Microsoft	B-Protocol
Terminal	I-Protocol
Services	I-Protocol
are	O
examples	O
of	O
this	O
technology	O
.	O
</s>
<s>
Multiseat	B-General_Concept
desktop	I-General_Concept
virtualization	I-General_Concept
is	O
an	O
entirely	O
new	O
methodology	O
which	O
combines	O
the	O
cost	O
saving	O
benefits	O
and	O
ease	O
of	O
maintenance	O
of	O
server	O
based	O
computing	O
,	O
the	O
time	O
savings	O
of	O
hardware	O
agnostic	O
cloning	O
,	O
and	O
the	O
capabilities	O
of	O
desktop	B-Protocol
virtualization	I-Protocol
,	O
with	O
the	O
performance	O
capabilities	O
of	O
real	O
PC	B-Device
functionality	O
.	O
</s>
<s>
It	O
takes	O
advantage	O
of	O
this	O
fact	O
to	O
enable	O
ordinary	O
users	O
to	O
install	O
a	O
multiseat	O
PC	B-Device
giving	O
2	O
"	O
seats	O
"	O
with	O
a	O
dual-core	O
CPU	O
or	O
4	O
"	O
seats	O
"	O
with	O
a	O
quad-core	O
CPU	O
.	O
</s>
<s>
The	O
operating	O
system	O
of	O
this	O
PC	B-Device
is	O
initially	O
installed	O
just	O
like	O
a	O
regular	O
PC	B-Device
.	O
</s>
<s>
Regular	O
PC	B-Device
users	O
can	O
install	O
and	O
use	O
this	O
type	O
of	O
product	O
without	O
having	O
to	O
install	O
servers	O
,	O
or	O
know	O
how	O
to	O
manage	O
complicated	O
,	O
server	O
based	O
computing	O
or	O
server	O
based	O
virtualization	B-General_Concept
products	O
.	O
</s>
<s>
It	O
has	O
the	O
combined	O
benefits	O
of	O
a	O
Type	O
1	O
hypervisor	O
and	O
a	O
Type	O
2	O
hypervisor	O
virtual	B-Architecture
machine	I-Architecture
.	O
</s>
