<s>
Web-based	B-Application
simulation	I-Application
(	O
WBS	O
)	O
is	O
the	O
invocation	O
of	O
computer	B-Application
simulation	I-Application
services	O
over	O
the	O
World	O
Wide	O
Web	O
,	O
specifically	O
through	O
a	O
web	B-Application
browser	I-Application
.	O
</s>
<s>
Web-based	B-Application
simulation	I-Application
is	O
used	O
in	O
several	O
contexts	O
:	O
</s>
<s>
In	O
distance	O
learning	O
,	O
web-based	B-Application
simulation	I-Application
may	O
provide	O
an	O
alternative	O
to	O
installing	O
expensive	O
simulation	O
software	O
on	O
the	O
student	O
computer	O
,	O
or	O
an	O
alternative	O
to	O
expensive	O
laboratory	O
equipment	O
.	O
</s>
<s>
In	O
software	B-General_Concept
engineering	I-General_Concept
,	O
web-based	B-Application
emulation	I-Application
allows	O
application	O
development	O
and	O
testing	O
on	O
one	O
platform	O
for	O
other	O
target	O
platforms	O
,	O
for	O
example	O
for	O
various	B-Operating_System
mobile	I-Operating_System
operating	I-Operating_System
systems	I-Operating_System
or	O
mobile	B-Application
web	I-Application
browsers	I-Application
,	O
without	O
the	O
need	O
of	O
target	O
hardware	O
or	O
locally	O
installed	O
emulation	O
software	O
.	O
</s>
<s>
In	O
online	B-Application
computer	I-Application
games	I-Application
,	O
3D	O
environments	O
can	O
be	O
simulated	O
,	O
and	O
old	O
home	O
computers	O
and	O
video	B-Device
game	I-Device
consoles	I-Device
can	O
be	O
emulated	O
,	O
allowing	O
the	O
user	O
to	O
play	O
old	O
computer	O
games	O
in	O
the	O
web	B-Application
browser	I-Application
.	O
</s>
<s>
In	O
medical	O
education	O
,	O
nurse	O
education	O
and	O
allied	O
health	O
education	O
(	O
like	O
sonographer	O
training	O
)	O
,	O
web-based	B-Application
simulations	I-Application
can	O
be	O
used	O
for	O
learning	O
and	O
practicing	O
clinical	O
healthcare	O
procedures	O
.	O
</s>
<s>
Web-based	B-Application
simulation	I-Application
can	O
take	O
place	O
either	O
on	O
the	O
server	O
side	O
or	O
on	O
the	O
client	O
side	O
.	O
</s>
<s>
In	O
server-side	O
simulation	O
,	O
the	O
numerical	O
calculations	O
and	O
visualization	B-Application
(	O
generation	O
of	O
plots	O
and	O
other	O
computer	O
graphics	O
)	O
is	O
carried	O
out	O
on	O
the	O
web	O
server	O
,	O
while	O
the	O
interactive	O
graphical	B-Application
user	I-Application
interface	I-Application
(	O
GUI	B-Application
)	O
often	O
partly	O
is	O
provided	O
by	O
the	O
client-side	O
,	O
for	O
example	O
using	O
server-side	B-Language
scripting	I-Language
such	O
as	O
PHP	B-Application
or	O
CGI	B-Language
scripts	I-Language
,	O
interactive	O
services	O
based	O
on	O
Ajax	B-General_Concept
or	O
a	O
conventional	O
application	O
software	O
remotely	O
accessed	O
through	O
a	O
VNC	B-Protocol
Java	B-Application
applet	I-Application
.	O
</s>
<s>
In	O
client-side	O
simulation	O
,	O
the	O
simulation	O
program	O
is	O
downloaded	O
from	O
the	O
server	O
side	O
but	O
completely	O
executed	O
on	O
the	O
client	O
side	O
,	O
for	O
example	O
using	O
Java	B-Application
applets	I-Application
,	O
Flash	B-Operating_System
animations	I-Operating_System
,	O
JavaScript	B-Language
,	O
or	O
some	O
mathematical	O
software	O
viewer	O
plug-in	O
.	O
</s>
<s>
Server-side	O
simulation	O
is	O
not	O
scalable	O
for	O
many	O
simultaneous	O
users	O
,	O
but	O
places	O
fewer	O
demands	O
on	O
the	O
user	O
computer	O
performance	O
and	O
web-browser	B-Application
plug-ins	O
than	O
client-side	O
simulation	O
.	O
</s>
<s>
The	O
term	O
on-line	B-Application
simulation	I-Application
sometimes	O
refers	O
to	O
server-side	O
web-based	B-Application
simulation	I-Application
,	O
sometimes	O
to	O
symbiotic	O
simulation	O
,	O
i.e.	O
</s>
<s>
The	O
upcoming	O
cloud-computing	B-Architecture
technologies	O
can	O
be	O
used	O
for	O
new	O
server-side	O
simulation	O
approaches	O
.	O
</s>
<s>
For	O
instance	O
,	O
there	O
are	O
multi-agent-simulation	O
applications	O
which	O
are	O
deployed	O
on	O
cloud-computing	B-Architecture
instances	O
and	O
act	O
independently	O
.	O
</s>
<s>
AgentSheets	B-Language
–	O
graphically	O
programmed	O
tool	O
for	O
creating	O
web-based	O
The	O
Sims-like	O
simulation	O
games	O
,	O
and	O
for	O
teaching	O
beginner	O
students	O
programming	O
.	O
</s>
<s>
Easy	B-Application
Java	I-Application
Simulations	I-Application
–	O
a	O
tool	O
for	O
modelling	O
and	O
visualization	B-Application
of	O
physical	O
phenomenons	O
,	O
that	O
automatically	O
generates	O
Java	O
code	O
from	O
mathematical	O
expressions	O
.	O
</s>
<s>
ExploreLearning	O
Gizmos	O
–	O
a	O
large	O
library	O
of	O
interactive	O
online	B-Application
simulations	I-Application
for	O
math	O
and	O
science	O
education	O
in	O
grades	O
3	O
–	O
12	O
.	O
</s>
<s>
FreeFem++	B-Language
Javascript	B-Language
Version	O
–	O
FreeFem++	B-Language
is	O
a	O
free	O
and	O
open	O
source	O
PDE	O
solver	O
using	O
the	O
finite	O
element	O
method	O
.	O
</s>
<s>
StarLogo	B-Language
–	O
agent-based	O
simulation	O
language	O
written	O
in	O
Java	O
.	O
</s>
<s>
VisualSim	O
Architect	O
–	O
VisualSim	O
Explorer	O
enables	O
system-level	O
models	O
to	O
be	O
embedded	O
in	O
documents	O
for	O
viewing	O
,	O
simulation	O
and	O
analysis	O
from	O
within	O
a	O
web	B-Application
browser	I-Application
without	O
any	O
local	O
software	O
installation	O
.	O
</s>
