
and
5
present
mo dels
whic
h
will
help
you
understand
a
lo
c
k's
resp onse
to
pic
king.
Figure
2.1
in
tro duces
the
vocabulary
of
real
lo
c
ks.
The
key
is
inserted
into
the
keyway
of
the
plug.
The
protrusions
on
the
side
of
the
k
eyw
a
y
are
called
war
ds.
W
ards
restrict
the
set
of
keys
that
can
b
e
inserted
in
to
the
plug.
The
plug
is
a
cylinder
which
can
rotate
when
the
prop
er
key
is
fully
inserted.
The
non-rotating
Search our library of 42,000+ free ebooks
Popular searches:
Join 2 million readers and get unlimited free ebooks