<s>
Windows	B-Operating_System
NT	I-Operating_System
processor	I-Operating_System
scheduling	I-Operating_System
refers	O
to	O
the	O
process	O
by	O
which	O
Windows	B-Device
NT	I-Device
determines	O
which	O
job	O
(	O
task	O
)	O
should	O
be	O
run	O
on	O
the	O
computer	B-General_Concept
processor	I-General_Concept
at	O
which	O
time	O
.	O
</s>
<s>
Applications	B-Application
start	O
at	O
a	O
base	O
priority	O
level	O
of	O
eight	O
.	O
</s>
<s>
The	O
system	O
dynamically	O
adjusts	O
the	O
priority	O
level	O
to	O
give	O
all	O
applications	B-Application
access	O
to	O
the	O
processor	O
.	O
</s>
<s>
Priority	O
levels	O
0	O
-	O
15	O
are	O
used	O
by	O
dynamic	O
applications	B-Application
.	O
</s>
<s>
Priority	O
levels	O
16	O
-	O
31	O
are	O
reserved	O
for	O
real-time	O
applications	B-Application
.	O
</s>
<s>
In	O
a	O
multiprocessing	B-Operating_System
environment	O
with	O
more	O
than	O
one	O
logical	O
processor	O
(	O
i.e.	O
</s>
<s>
multiple	B-Architecture
cores	I-Architecture
or	O
hyperthreading	B-Operating_System
)	O
,	O
more	O
than	O
one	O
task	O
can	O
be	O
running	O
at	O
the	O
same	O
time	O
.	O
</s>
