<s>
A	O
RAM	B-Application
image	I-Application
is	O
a	O
sequence	O
of	O
machine	B-Language
code	I-Language
instructions	O
and	O
associated	O
data	O
kept	O
permanently	O
in	O
the	O
non-volatile	O
ROM	B-Device
memory	I-Device
of	O
an	O
embedded	B-Architecture
system	I-Architecture
,	O
which	O
is	O
copied	O
into	O
volatile	O
RAM	B-Architecture
by	O
a	O
bootstrap	B-Operating_System
loader	I-Operating_System
.	O
</s>
<s>
Typically	O
the	O
RAM	B-Application
image	I-Application
is	O
loaded	O
into	O
RAM	B-Architecture
when	O
the	O
system	O
is	O
switched	O
on	O
,	O
and	O
it	O
contains	O
a	O
second-level	O
bootstrap	B-Operating_System
loader	I-Operating_System
and	O
basic	O
hardware	O
drivers	O
,	O
enabling	O
the	O
unit	O
to	O
function	O
as	O
desired	O
,	O
or	O
else	O
more	O
sophisticated	O
software	O
to	O
be	O
loaded	O
into	O
the	O
system	O
.	O
</s>
