<s>
Microsoft	B-Protocol
Personal	I-Protocol
Web	I-Protocol
Server	I-Protocol
(	O
PWS	O
)	O
is	O
a	O
scaled-down	O
web	B-Application
server	I-Application
software	O
for	O
Windows	B-Application
operating	I-Application
systems	I-Application
.	O
</s>
<s>
It	O
has	O
fewer	O
features	O
than	O
Microsoft	B-Application
's	I-Application
Internet	I-Application
Information	I-Application
Services	I-Application
(	O
IIS	B-Application
)	O
and	O
its	O
functions	O
have	O
been	O
superseded	O
by	O
IIS	B-Application
and	O
Visual	B-Application
Studio	I-Application
.	O
</s>
<s>
Microsoft	O
officially	O
supports	O
PWS	O
on	O
Windows	O
95-98	O
,	O
Windows	B-Device
98	I-Device
SE	O
,	O
and	O
Windows	B-Device
NT	I-Device
4.0	I-Device
.	O
</s>
<s>
Prior	O
to	O
the	O
release	O
of	O
Windows	B-Application
2000	I-Application
,	O
PWS	O
was	O
available	O
as	O
a	O
free	O
download	O
as	O
well	O
as	O
included	O
on	O
the	O
Windows	B-Application
distribution	O
CDs	O
.	O
</s>
<s>
PWS	O
4	O
was	O
the	O
last	O
version	O
and	O
it	O
can	O
be	O
found	O
on	O
the	O
Windows	B-Device
98	I-Device
CD	O
and	O
the	O
Windows	B-Device
NT	I-Device
4.0	I-Device
Option	O
Pack	O
.	O
</s>
<s>
Personal	B-Protocol
Web	I-Protocol
Server	I-Protocol
was	O
originally	O
created	O
by	O
Vermeer	O
Technologies	O
,	O
the	O
same	O
company	O
which	O
created	O
Microsoft	B-Operating_System
FrontPage	I-Operating_System
,	O
before	O
they	O
were	O
acquired	O
by	O
Microsoft	O
.	O
</s>
<s>
It	O
was	O
installed	O
by	O
FrontPage	O
versions	O
1.1	O
to	O
98	B-Device
as	O
well	O
.	O
</s>
<s>
NT	O
Workstation	O
4.0	O
shipped	O
with	O
Peer	O
Web	O
Services	O
,	O
which	O
was	O
based	O
on	O
IIS	B-Application
2.0	O
and	O
3.0	O
.	O
</s>
<s>
With	O
IIS	B-Application
4.0	O
,	O
this	O
was	O
renamed	O
Personal	B-Protocol
Web	I-Protocol
Server	I-Protocol
to	O
be	O
consistent	O
with	O
the	O
name	O
used	O
in	O
95/98	O
.	O
</s>
<s>
Since	O
Windows	B-Application
2000	I-Application
,	O
PWS	O
was	O
renamed	O
the	O
same	O
IIS	B-Application
name	O
used	O
in	O
server	O
versions	O
of	O
Windows	B-Application
as	O
a	O
standard	O
Windows	B-Application
component	O
.	O
</s>
<s>
Windows	B-Device
ME	I-Device
and	O
Windows	B-Application
XP	I-Application
Home	I-Application
Edition	I-Application
support	O
neither	O
PWS	O
nor	O
IIS	B-Application
,	O
although	O
PWS	O
can	O
be	O
installed	O
on	O
Windows	B-Device
ME	I-Device
.	O
</s>
<s>
In	O
other	O
editions	O
of	O
Windows	B-Application
XP	I-Application
,	O
IIS	B-Application
is	O
included	O
as	O
standard	O
.	O
</s>
<s>
Before	O
Microsoft	B-Application
Visual	I-Application
Studio	I-Application
2005	I-Application
,	O
PWS	O
was	O
useful	O
in	O
developing	O
web	B-Application
applications	I-Application
on	O
the	O
localhost	B-Protocol
before	O
deploying	O
to	O
a	O
production	O
web	B-Application
server	I-Application
.	O
</s>
<s>
The	O
IDE	O
of	O
Visual	B-Application
Studio	I-Application
2005	O
(	O
and	O
later	O
versions	O
)	O
now	O
contains	O
a	O
built-in	O
lightweight	O
web	B-Application
server	I-Application
for	O
such	O
development	O
purposes	O
.	O
</s>
<s>
FTP	B-Protocol
,	O
SMTP	B-Protocol
,	O
HTTP	B-Protocol
and	O
the	O
usual	O
web	O
languages	O
such	O
as	O
PHP	B-Application
and	O
Perl	B-Language
are	O
supported	O
by	O
PWS	O
.	O
</s>
<s>
It	O
also	O
supports	O
basic	O
CGI	O
(	O
Common	B-Language
Gateway	I-Language
Interface	I-Language
)	O
conventions	O
and	O
a	O
subset	O
of	O
Classic	B-General_Concept
ASP	I-General_Concept
.	O
</s>
<s>
Using	O
these	O
technologies	O
,	O
web	B-Application
applications	I-Application
running	O
on	O
PWS	O
are	O
capable	O
of	O
performing	O
and	O
interpreting	O
database	O
queries	O
and	O
results	O
.	O
</s>
<s>
Microsoft	O
also	O
produced	O
a	O
version	O
of	O
Personal	B-Protocol
Web	I-Protocol
Server	I-Protocol
for	O
the	O
Macintosh	O
based	O
on	O
code	O
acquired	O
in	O
its	O
acquisition	O
of	O
ResNova	O
Software	O
in	O
November	O
1996	O
.	O
</s>
