<s>
Test	B-General_Concept
data	I-General_Concept
is	O
data	O
which	O
has	O
been	O
specifically	O
identified	O
for	O
use	O
in	O
tests	O
,	O
typically	O
of	O
a	O
computer	O
program	O
.	O
</s>
<s>
Test	B-General_Concept
data	I-General_Concept
may	O
be	O
produced	O
in	O
a	O
focused	O
or	O
systematic	O
way	O
(	O
as	O
is	O
typically	O
the	O
case	O
in	O
domain	O
testing	O
)	O
,	O
or	O
by	O
using	O
other	O
,	O
less-focused	O
approaches	O
(	O
as	O
is	O
typically	O
the	O
case	O
in	O
high-volume	O
randomized	O
automated	O
tests	O
)	O
.	O
</s>
<s>
Test	B-General_Concept
data	I-General_Concept
may	O
be	O
produced	O
by	O
the	O
tester	O
,	O
or	O
by	O
a	O
program	O
or	O
function	O
that	O
aids	O
the	O
tester	O
.	O
</s>
<s>
Test	B-General_Concept
data	I-General_Concept
may	O
be	O
recorded	O
for	O
reuse	O
or	O
used	O
only	O
once	O
.	O
</s>
<s>
Test	B-General_Concept
data	I-General_Concept
can	O
be	O
created	O
manually	O
,	O
by	O
using	O
data	O
generation	O
tools	O
(	O
often	O
based	O
on	O
randomness	O
)	O
,	O
or	O
be	O
retrieved	O
from	O
an	O
existing	O
production	O
environment	O
.	O
</s>
<s>
AI-generated	O
"	O
synthetic	O
data	O
"	O
can	O
be	O
another	O
option	O
to	O
generate	O
test	B-General_Concept
data	I-General_Concept
.	O
</s>
<s>
Once	O
the	O
training	O
of	O
the	O
AI	O
algorithm	O
has	O
taken	O
place	O
,	O
it	O
can	O
produce	O
as	O
much	O
or	O
as	O
little	O
test	B-General_Concept
data	I-General_Concept
as	O
defined	O
.	O
</s>
<s>
Time	O
to	O
produce	O
,	O
cost	O
to	O
produce	O
and	O
quality	O
of	O
the	O
test	B-General_Concept
data	I-General_Concept
,	O
and	O
efficiency	O
.	O
</s>
<s>
Domain	O
testing	O
is	O
a	O
family	O
of	O
test	O
techniques	O
that	O
focus	O
on	O
the	O
test	B-General_Concept
data	I-General_Concept
.	O
</s>
