<s>
TSX-32	B-Device
has	O
been	O
a	O
general	O
purpose	O
32-bit	O
multi-user	B-Operating_System
multitasking	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
for	O
x86	B-Operating_System
architecture	I-Operating_System
platform	O
,	O
with	O
a	O
command	B-Application
line	I-Application
user	B-Application
interface	I-Application
.	O
</s>
<s>
It	O
is	O
compatible	O
with	O
some	O
16-bit	B-Device
DOS	B-Device
applications	O
and	O
supports	O
file	B-Application
systems	I-Application
FAT16	O
and	O
FAT32	B-Application
.	O
</s>
<s>
He	O
reported	O
a	O
limitation	O
:	O
since	O
it	O
supports	O
the	O
MS/DOS	O
(	O
FAT	O
)	O
file	B-Application
system	I-Application
,	O
filenames	O
are	O
DOS	B-Device
's	O
8+3	O
.	O
</s>
<s>
An	O
earlier	O
non-DEC	O
operating	B-General_Concept
system	I-General_Concept
,	O
also	O
from	O
S&H	O
,	O
was	O
named	O
TSX-Plus	O
.	O
</s>
<s>
The	O
strength	O
of	O
TSX-Plus	O
is	O
to	O
simultaneously	O
provide	O
to	O
multiple	B-Operating_System
users	I-Operating_System
the	O
services	O
of	O
DEC	O
's	O
single-user	B-Operating_System
RT-11	B-Operating_System
.	O
</s>
<s>
A	O
productivity	O
feature	O
called	O
"	O
virtual	O
lines	O
"	O
"	O
allows	O
a	O
single	B-Operating_System
user	I-Operating_System
to	O
control	O
several	O
tasks	O
from	O
a	O
single	O
terminal.	O
"	O
</s>
<s>
For	O
TSX-32	B-Device
,	O
they	O
said	O
in	O
an	O
interview	O
,	O
"	O
We	O
started	O
with	O
a	O
clean	O
sheet	O
of	O
paper	O
"	O
rather	O
than	O
starting	O
with	O
a	O
"	O
port.	O
"	O
</s>
