<s>
Direct	B-Application
read	I-Application
after	I-Application
write	I-Application
is	O
a	O
procedure	O
that	O
compares	O
data	O
recorded	O
onto	O
a	O
medium	B-General_Concept
against	O
the	O
source	O
.	O
</s>
<s>
A	O
typical	O
example	O
would	O
be	O
CD	B-Application
burning	I-Application
software	I-Application
which	O
reads	O
a	O
CD-ROM	B-Device
once	O
it	O
has	O
been	O
burned	O
onto	O
,	O
effectively	O
ensuring	O
that	O
data	O
written	O
is	O
the	O
same	O
as	O
the	O
data	O
it	O
was	O
copied	O
from	O
.	O
</s>
