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tio
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s
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u
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it
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an
a
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m
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I
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tr
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la
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P
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Co
p
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rig
h
t
©
201
8
In
stit
u
te o
f
A
d
v
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n
c
e
d
E
n
g
i
n
e
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rin
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Al
l
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C
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p
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uth
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r
:
P
alan
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an
Sh
a
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ala
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Facu
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ter
Scien
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I
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T
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Un
i
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iti T
u
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H
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On
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Ma
la
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ia
(
UT
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)
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J
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h
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Ma
lay
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E
m
ail:
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h
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1.
I
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I
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en
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.
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th
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ical
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ata
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u
p
an
y
i
n
f
o
r
m
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n
-
b
ased
ac
tiv
itie
s
[
1
]
.
Hen
ce
o
r
g
a
n
is
a
tio
n
s
ar
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b
ec
o
m
i
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.
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cr
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f
o
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estab
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r
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ac
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ess
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j
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tiv
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[
2
]
–
[
4
]
.
I
SMS
ca
n
b
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d
ef
in
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as
a
m
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n
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s
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r
e
in
f
o
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m
at
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en
v
ir
o
n
m
en
t
[
5
]
.
B
asicall
y
,
I
SM
S
w
ill
m
a
k
e
s
u
r
e
th
at
th
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co
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p
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p
le,
tech
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n
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ar
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p
lace
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tes
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to
m
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n
ag
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ec
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r
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an
d
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is
k
[
6
]
–
[
8
]
.
Ho
w
e
v
er
,
th
e
f
ield
o
f
in
f
o
r
m
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s
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ch
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tec
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tech
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v
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w
,
i
n
to
a
co
m
p
lete
l
y
d
i
f
f
er
en
t
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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eth
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d
etails
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h
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f
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r
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p
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[
9
]
.
Hen
ce
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it
w
i
ll
b
e
h
elp
f
u
l
i
f
o
r
g
an
i
s
atio
n
s
h
a
v
e
a
co
m
p
r
e
h
en
s
iv
e
p
ict
u
r
e
o
f
I
S
MS
w
h
ic
h
g
iv
i
n
g
a
h
o
lis
tic
v
ie
w
o
n
b
e
f
o
r
eh
an
d
o
n
w
h
ate
v
er
in
f
o
r
m
a
tio
n
t
h
e
y
lo
o
k
ed
-
f
o
r
ea
r
lier
s
tar
ti
n
g
o
f
t
h
e
I
SMS p
lan
n
i
n
g
.
I
n
th
e
cu
r
r
en
t
i
n
f
o
r
m
atio
n
s
ec
u
r
it
y
w
o
r
ld
,
m
aj
o
r
ity
o
f
o
r
g
an
i
s
atio
n
s
ad
o
p
t
th
e
w
el
l
-
k
n
o
w
n
“
P
lan
-
Do
-
Ch
ec
k
-
A
ct”
(
P
DC
A
)
lif
ec
y
c
le
m
o
d
el
to
im
p
le
m
e
n
t
I
S
MS
in
t
h
eir
w
o
r
k
p
lace
.
T
h
e
P
DC
A
ap
p
r
o
ac
h
e
m
p
h
a
s
izes
o
n
t
h
e
co
n
tr
o
ls
r
e
q
u
ir
ed
in
in
f
o
r
m
a
tio
n
s
ec
u
r
it
y
an
d
o
n
l
y
li
m
i
ted
i
n
f
o
r
m
atio
n
is
g
i
v
e
n
r
eg
ar
d
i
n
g
w
it
h
th
e
s
ec
u
r
it
y
o
b
j
ec
tiv
es
an
d
p
o
ten
tial
s
tr
ate
g
ies
to
b
e
i
m
p
le
m
e
n
ted
o
n
th
e
s
e
o
b
j
ec
tiv
es
[
1
0
]
,
[
1
1
]
.
T
h
er
ef
o
r
e,
th
e
m
o
d
el
is
u
n
ab
le
to
g
i
v
e
in
f
o
r
m
a
tio
n
o
n
a
n
y
s
u
g
g
e
s
tio
n
o
n
h
o
w
o
r
g
an
i
s
at
io
n
s
m
u
s
t
d
ev
e
lo
p
s
ec
u
r
it
y
s
tr
ate
g
ies
a
n
d
o
b
j
ec
t
iv
es
[
1
0
]
,
[
1
1
]
.
I
n
ad
d
itio
n
,
s
in
ce
t
h
e
m
ai
n
r
ea
s
o
n
f
o
r
d
ev
elo
p
in
g
t
h
e
P
DC
A
m
o
d
el
w
as
to
ca
ter
to
t
h
e
n
e
ed
s
o
f
a
m
et
h
o
d
ical
m
et
h
o
d
o
lo
g
y
w
h
e
n
o
p
ti
m
izin
g
a
u
to
m
ated
m
an
u
f
ac
t
u
r
in
g
p
r
o
ce
s
s
es
in
t
h
e
1
9
5
0
s
.
P
DC
A
is
n
o
t
v
er
y
s
u
itab
le
to
d
escr
ib
e
w
ell
t
h
e
m
o
s
t
i
m
p
o
r
tan
t
ac
ti
v
itie
s
in
t
h
e
I
SMS
p
r
o
ce
d
u
r
es a
n
d
p
r
o
ce
s
s
[
1
2
]
.
E
v
en
t
h
o
u
g
h
c
u
r
r
en
tl
y
t
h
er
e
ar
e
v
ar
io
u
s
o
f
I
SMS
m
et
h
o
d
s
an
d
ap
p
r
o
ac
h
es
ar
e
av
ailab
le,
m
a
n
y
o
r
g
an
izatio
n
s
ar
e
f
ac
i
n
g
th
e
d
if
f
icu
lt
y
to
d
eter
m
i
n
e
t
h
e
m
o
s
t
s
u
itab
le
m
et
h
o
d
o
lo
g
y
ac
co
r
d
in
g
to
t
h
eir
e
x
ac
t
r
eq
u
ir
e
m
en
ts
[
1
3
]
.
On
t
h
e
co
n
tr
ar
y
,
th
e
lack
i
n
g
o
f
h
a
v
i
n
g
o
n
e
id
ea
l
I
SM
S
m
eth
o
d
t
h
at
wo
u
ld
b
e
ap
p
r
o
p
r
iate
f
o
r
all
o
r
g
an
iza
tio
n
s
h
a
s
m
ad
e
th
e
co
n
d
itio
n
e
v
e
n
m
o
r
e
a
w
k
w
ar
d
f
o
r
en
d
-
u
s
er
s
[
1
4
]
.
Fu
r
th
er
m
o
r
e,
th
e
c
u
r
r
en
tl
y
a
v
ailab
le
I
SMS
m
et
h
o
d
o
lo
g
ies
d
o
n
o
t
o
u
tli
n
e
co
m
p
r
eh
e
n
s
iv
e
s
tep
s
o
f
r
i
s
k
a
s
s
e
s
s
m
en
t
an
d
m
an
a
g
e
m
e
n
t.
T
h
e
in
f
o
r
m
at
io
n
s
tr
u
ct
u
r
e
f
r
a
m
e
w
o
r
k
f
o
r
I
SMS
w
as
d
ev
el
o
p
ed
b
y
d
ep
lo
y
i
n
g
a
q
u
esti
o
n
n
air
e
u
s
in
g
L
i
k
er
t
s
ca
le
q
u
esti
o
n
s
ad
m
i
n
i
s
tr
ated
to
a
g
r
o
u
p
o
f
in
f
o
r
m
a
tio
n
s
ec
u
r
it
y
p
r
ac
titi
o
n
er
s
in
Ma
la
y
s
ia
(
N
=1
5
0
)
.
T
h
e
an
al
y
s
i
s
w
a
s
co
n
d
u
cted
u
s
i
n
g
R
asc
h
Me
as
u
r
e
m
e
n
t
M
o
d
el
(
R
MM
)
an
aly
s
is
tec
h
n
iq
u
e.
T
h
e
r
esu
lts
f
r
o
m
th
is
s
t
u
d
y
,
m
an
a
g
ed
to
d
ev
elo
p
I
n
f
o
r
m
atio
n
Str
u
ct
u
r
e
Fra
m
e
w
o
r
k
f
o
r
I
S
MS
p
la
n
n
in
g
a
n
d
ce
r
tif
icatio
n
w
h
ic
h
co
n
s
is
ts
o
f
in
f
o
r
m
at
io
n
s
tr
u
ct
u
r
e
f
o
c
u
s
es
o
n
p
r
o
v
id
in
g
la
y
o
u
t
o
f
in
f
o
r
m
atio
n
w
h
ic
h
is
o
r
g
an
ized
in
a
w
a
y
,
i
n
w
h
ic
h
th
e
co
m
p
o
n
en
t
s
ar
e
p
u
t
to
g
eth
er
to
f
o
r
m
a
m
ea
n
i
n
g
f
u
l
s
tr
u
ct
u
r
e
w
h
ic
h
ca
n
b
e
n
av
i
g
at
ed
at
an
y
ti
m
e.
T
h
is
p
ap
er
s
ee
k
s
to
co
n
tr
ib
u
te
b
y
g
i
v
i
n
g
h
o
lis
tic
v
ie
w
f
o
r
p
r
ac
titi
o
n
er
s
to
co
llect
all
t
h
e
n
ee
d
ed
in
f
o
r
m
atio
n
a
n
d
f
u
l
f
il
t
h
e
r
eq
u
ir
e
m
e
n
t
s
f
o
r
I
SMS
b
ased
o
n
in
f
o
r
m
atio
n
s
tr
u
ct
u
r
e
b
ef
o
r
e
s
tar
tin
g
w
it
h
t
h
eir
ac
tu
al
I
SM
S
i
m
p
le
m
e
n
tat
io
n
.
T
h
is
s
t
u
d
y
co
n
tr
ib
u
tes
to
th
e
f
ield
o
f
i
n
f
o
r
m
atio
n
s
ec
u
r
i
t
y
m
an
ag
e
m
e
n
t
s
y
s
te
m
,
p
ar
ticu
lar
l
y
i
n
th
e
I
SMS
ce
r
tif
icatio
n
b
y
p
r
o
v
id
in
g
a
p
r
o
ce
s
s
ap
p
r
o
ac
h
f
r
a
m
e
w
o
r
k
w
h
ic
h
lis
t
s
all
th
e
n
ec
es
s
ar
y
co
m
p
o
n
e
n
ts
f
o
r
g
u
i
d
in
g
p
r
ac
titi
o
n
er
s
to
ch
o
o
s
e
p
r
ef
er
r
ed
I
SMS
m
et
h
o
d
o
lo
g
ies
o
r
to
ac
h
iev
e
I
SMS
ce
r
tif
icatio
n
p
r
o
ce
d
u
r
e.
T
h
e
p
r
o
p
o
s
ed
f
r
a
m
e
w
o
r
k
p
r
o
v
id
e
s
p
r
o
p
er
g
u
id
elin
e
s
w
h
ic
h
c
an
b
e
u
s
ed
b
y
t
h
e
p
r
ac
titi
o
n
er
s
to
p
er
f
o
r
m
I
SM
S
p
lan
n
i
n
g
d
e
v
elo
p
m
e
n
t a
n
d
ce
r
tif
icatio
n
.
T
h
is
p
ap
er
is
o
r
g
an
ized
in
to
s
ev
er
al
s
ec
tio
n
s
.
Sectio
n
2
ex
p
lain
i
n
g
r
elate
d
w
o
r
k
f
o
r
th
is
s
tu
d
y
.
Sectio
n
3
ex
p
lai
n
s
th
e
r
e
s
ea
r
ch
m
eth
o
d
u
s
ed
f
o
llo
w
ed
b
y
th
e
r
es
u
lt
s
an
d
d
is
c
u
s
s
io
n
.
L
ast
b
u
t
n
o
t
least
,
Sectio
n
5
co
n
clu
d
e
s
th
e
p
ap
er
.
2.
RE
S
E
ARCH
M
E
T
H
O
D
T
h
e
r
esear
ch
o
b
j
ec
tiv
e
is
ac
h
iev
ed
f
o
r
th
i
s
s
tu
d
y
i
s
ac
h
ie
v
ed
b
y
s
tr
u
ct
u
r
in
g
t
h
e
in
s
tr
u
m
en
t
o
f
t
h
e
s
tu
d
y
,
n
a
m
el
y
,
li
k
er
t
s
ca
le
q
u
esti
o
n
n
air
e.
T
h
is
s
u
r
v
e
y
w
as
d
ev
elo
p
ed
an
d
co
m
p
leted
b
y
f
o
llo
w
in
g
th
e
f
o
u
r
s
tep
s
as
s
u
g
g
e
s
ted
b
y
C
za
j
a
an
d
B
lair
(
2
0
0
5
)
.
T
h
e
s
t
ep
s
ar
e
a)
q
u
esti
o
n
n
air
e
d
ev
elo
p
m
en
t,
b
)
p
ilo
t
test
,
c)
s
u
r
v
e
y
d
is
tr
ib
u
t
io
n
,
d
)
d
ata
an
al
y
s
is
a
n
d
r
esu
l
ts
.
2
.
1
.
I
ns
t
ru
m
e
nt
Cre
a
t
io
n
T
h
e
q
u
esti
o
n
n
air
e
co
n
s
i
s
ts
o
f
t
w
o
s
ec
tio
n
s
.
T
h
e
s
u
r
v
e
y
i
s
w
r
i
tten
i
n
E
n
g
l
is
h
an
d
co
n
tai
n
s
t
h
e
f
o
llo
w
in
g
p
ar
ts
-
Sectio
n
1
:
I
n
f
o
r
m
at
io
n
Stru
c
tu
r
e
f
o
r
I
SMS
a
n
d
Sectio
n
2
:
De
m
o
g
r
ap
h
ic
P
r
o
f
ile.
Qu
e
s
tio
n
s
in
Sectio
n
1
ar
e
d
iv
id
ed
in
to
th
r
ee
(
3
)
s
u
b
s
ec
tio
n
s
w
h
ich
ar
e
k
n
o
w
n
as
(
a)
m
a
n
ag
e
m
en
t
r
eq
u
ir
e
m
e
n
ts
,
(
b
)
estab
lis
h
m
en
t
an
d
as
s
es
s
m
en
t
a
n
d
(
c)
r
is
k
m
an
a
g
e
m
en
t
i
m
p
r
o
v
e
m
e
n
t.
T
h
e
L
ik
er
t
s
ca
le
s
w
h
ic
h
h
a
v
e
b
ee
n
u
s
ed
f
o
r
Sectio
n
1
is
f
r
eq
u
e
n
c
y
s
ca
le,
w
h
ic
h
ar
e:
U
n
i
m
p
o
r
tan
t
(
0
)
,
Sli
g
h
tl
y
I
m
p
o
r
ta
n
t
(
1
)
,
Mo
d
er
ately
I
m
p
o
r
tan
t (
2
)
,
I
m
p
o
r
tan
t (
3
)
.
2
.
2
.
Da
t
a
Co
llect
io
n
T
h
is
s
tu
d
y
u
s
ed
clu
s
ter
s
a
m
p
lin
g
.
T
h
e
r
esp
o
n
d
en
ts
f
o
r
th
i
s
s
t
u
d
y
w
er
e
c
o
llected
f
r
o
m
au
th
o
r
ized
w
eb
s
i
tes
o
f
(
a)
SIRIM
QA
S,
(
b
)
C
y
b
er
Secu
r
it
y
Ma
la
y
s
ia.
A
to
tal
o
f
o
n
e
h
u
n
d
r
ed
an
d
f
i
f
t
y
(
1
5
0
)
s
am
p
le
s
w
er
e
f
in
a
lized
as
p
ar
ticip
an
t
s
in
t
h
is
s
tu
d
y
.
T
h
e
to
tal
p
o
p
u
latio
n
s
ize
i
n
t
h
e
y
ea
r
2
0
1
6
w
as
2
3
3
b
ased
o
n
th
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
2
-
4752
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci,
Vo
l
.
1
2
,
No
.
2
,
No
v
e
m
b
er
201
8
:
6
3
4
–
6
4
0
636
r
ep
o
r
t
o
f
I
SO
s
u
r
v
e
y
2
0
1
6
.
B
ased
o
n
th
e
r
ec
o
m
m
en
d
ed
s
a
m
p
le
s
ize,
p
o
p
u
latio
n
s
ize
is
1
4
8
[
1
5
]
.
Ho
w
e
v
er
,
2
0
1
q
u
esti
o
n
n
air
es
w
er
e
d
is
tr
ib
u
ted
,
b
u
t
o
n
l
y
1
6
0
s
ets
w
er
e
r
etu
r
n
ed
,
o
f
w
h
ic
h
1
5
0
r
esp
o
n
s
es
w
er
e
u
s
e
f
u
l f
o
r
an
al
y
s
is
.
T
h
is
r
esp
o
n
s
e
r
ec
eiv
ed
r
ep
r
esen
t
s
7
5
p
er
ce
n
t o
f
t
h
e
p
r
o
p
o
s
ed
s
am
p
le
s
i
ze
.
2
.
3
.
Da
t
a
Ana
ly
s
is
Usi
ng
Ra
s
ch
M
ea
s
ure
m
ent
M
o
del (
RM
M
)
I
n
t
h
is
p
h
ase,
d
ata
an
al
y
s
is
was
co
n
d
u
c
ted
u
s
i
n
g
R
a
s
ch
M
ea
s
u
r
e
m
en
t
Mo
d
el
(
R
MM
)
to
d
eter
m
i
n
e
th
e
co
m
p
o
n
en
t
s
o
f
i
n
f
o
r
m
atio
n
s
tr
u
ct
u
r
e
w
h
ic
h
ar
e
s
u
p
p
o
r
ted
an
d
ac
ce
p
ted
th
r
o
u
g
h
d
ata
an
al
y
s
i
s
.
R
MM
i
s
ex
ten
s
i
v
el
y
ap
p
lied
in
ed
u
ca
ti
o
n
to
ca
lib
r
ate
an
d
ev
alu
ate
ite
m
s
i
n
test
s
,
q
u
es
tio
n
n
air
es,
an
d
o
th
er
in
s
tr
u
m
e
n
t
s
an
d
to
s
co
r
e
s
u
b
jects
o
n
th
eir
ab
ilit
ies,
attitu
d
es,
o
r
o
th
er
l
aten
t
tr
aits
[
1
6
]
.
R
MM
s
tates
m
ea
s
u
r
es
s
h
o
u
ld
b
e
u
n
id
i
m
e
n
s
io
n
al,
i
n
o
r
d
er
to
d
eter
m
i
n
e
i
f
ite
m
s
r
elate
to
o
n
e
u
n
d
er
l
y
in
g
co
n
ce
p
t
[
1
7
]
,
[
1
8
]
.
T
h
is
lets
th
e
r
esear
ch
er
to
s
elec
t
ite
m
s
f
o
r
a
m
ea
s
u
r
e
m
e
n
t
to
o
l
th
a
t
r
ef
le
ct
d
if
f
er
e
n
t
le
v
els
o
f
ab
ilit
y
[
1
8
]
.
R
MM
w
il
l
b
e
a
s
u
itab
le
a
n
al
y
s
i
s
tech
n
iq
u
e
b
e
ca
u
s
e
it
m
ea
s
u
r
es
u
n
d
i
m
e
n
s
io
n
alit
y
an
d
w
ill cr
ea
te
ite
m
h
ier
ar
ch
ies.
T
h
er
ef
o
r
e,
b
y
u
s
in
g
R
MM
an
al
y
s
is
,
t
h
e
r
esear
ch
er
ca
n
p
r
o
v
id
e
in
d
icato
r
s
o
f
h
o
w
w
ell
ea
c
h
co
m
p
o
n
e
n
t
f
it
s
w
it
h
i
n
t
h
e
u
n
d
er
l
y
i
n
g
co
n
s
tr
u
ct
i
n
t
h
e
i
n
f
o
r
m
atio
n
s
tr
u
c
tu
r
e.
T
h
e
R
MM
an
al
y
s
i
s
u
s
es
W
in
s
tep
s
s
o
f
t
w
ar
e
in
o
r
d
er
to
d
o
th
e
f
o
llo
w
i
n
g
test
-
a)
m
o
d
el
f
it
(
d
i
m
en
s
io
n
al
it
y
)
,
b
)
item
f
it
an
d
c)
illu
s
tr
ates
th
e
co
n
s
tr
u
ct
h
ier
ar
ch
y
b
y
w
a
y
o
f
ite
m
m
ap
s
.
3.
RE
SU
L
T
S
A
ND
D
I
SCU
SS
I
O
N
Dete
r
m
i
n
i
n
g
th
e
co
m
p
o
n
e
n
ts
o
f
I
SMS
in
f
o
r
m
at
io
n
s
tr
u
ct
u
r
e
is
i
m
p
o
r
tan
t
to
s
er
v
e
as a
b
asi
c
d
ir
ec
tiv
e
g
u
id
a
n
ce
to
t
h
e
i
n
f
o
r
m
atio
n
s
ec
u
r
it
y
p
r
ac
titi
o
n
er
s
to
id
en
t
if
y
an
d
g
at
h
er
in
f
o
r
m
at
io
n
a
n
d
d
ef
i
n
e
t
h
e
s
tep
s
n
ee
d
ed
in
ev
er
y
p
h
a
s
e
o
f
t
h
e
I
SMS.
Hen
ce
,
R
MM
is
u
s
ed
t
o
d
eter
m
i
n
e
w
h
eth
er
i
te
m
s
wh
ich
m
atc
h
w
i
th
t
h
e
th
eo
r
etica
l
co
n
ce
p
t,
ca
n
b
e
i
n
clu
d
ed
in
d
ev
elo
p
in
g
f
r
a
m
e
wo
r
k
.
T
h
e
f
in
a
l
an
a
l
y
s
is
r
esu
lts
i
n
s
p
ir
e
i
n
g
en
er
ati
n
g
an
in
f
o
r
m
at
io
n
s
tr
u
ct
u
r
e
f
o
r
I
SMS (
A
p
p
en
d
i
x
A
)
.
3
.
1
.
Relia
bil
it
y
o
f
Rea
l Surv
ey
I
n
o
r
d
er
to
co
n
f
ir
m
th
e
q
u
es
ti
o
n
n
air
e
s
u
r
v
e
y
is
r
eliab
le
to
b
e
u
s
ed
f
o
r
b
i
g
s
ize
s
a
m
p
le,
t
h
e
r
eliab
ilit
y
v
alu
e
w
er
e
d
eter
m
i
n
ed
as
i
n
T
ab
le
1
.
I
tem
r
eliab
ilit
y
v
al
u
e
f
o
r
th
is
s
u
r
v
e
y
(
.
9
9
)
s
h
o
w
s
t
h
at
ite
m
r
eliab
il
it
y
f
o
r
th
e
i
n
s
tr
u
m
en
t is
ex
ce
llen
t
to
b
e
u
s
ed
as
i
n
s
tr
u
m
e
n
t
f
o
r
t
h
is
r
esear
ch
.
Mo
r
eo
v
er
,
th
e
v
al
u
e
o
f
p
er
s
o
n
r
eliab
ili
t
y
is
also
ex
ce
lle
n
t (
.
9
5
)
.
T
ab
le
1
.
Re
liab
ilit
y
o
f
R
ea
l St
u
d
y
Q
u
e
st
i
o
n
n
a
i
r
e
S
u
r
v
e
y
R
e
l
i
a
b
i
l
i
t
y
R
e
a
l
M
o
d
e
l
S
e
c
t
i
o
n
1
:
I
n
f
o
r
mat
i
o
n
S
t
r
u
c
t
u
r
e
P
e
r
so
n
0
.
9
5
0
.
9
5
I
t
e
m
0
.
9
9
0
.
9
9
3
.
2
.
Co
ns
t
ruct
Va
lid
it
y
(
P
er
s
o
na
l C
o
m
po
nent
Ana
ly
s
i
s
(
P
CA)
P
er
s
o
n
al
co
m
p
o
n
e
n
t
a
n
al
y
s
i
s
w
il
l
d
eter
m
i
n
e
th
e
co
n
s
tr
u
ct
v
alid
it
y
f
o
r
r
ea
l
s
u
r
v
e
y
an
d
lar
g
e
s
a
m
p
le.
I
n
o
r
d
er
to
m
ak
e
s
u
r
e
th
at
all
th
e
ite
m
s
f
it
th
e
u
n
id
i
m
e
n
s
io
n
al
co
n
s
tr
u
ct,
P
C
A
o
f
r
esid
u
al
s
w
er
e
r
u
n
.
I
n
to
tal
4
4
.
7
%
o
f
th
e
R
asch
d
i
m
e
n
s
io
n
w
as
ex
p
lai
n
ed
an
d
th
e
u
n
e
x
p
lain
ed
v
ar
ian
ce
w
as
5
.
2
%.
T
h
e
ev
id
en
ce
f
o
r
th
e
p
r
esen
ce
o
f
u
n
id
i
m
en
s
io
n
al
co
n
s
tr
u
ct
is
s
h
o
w
n
in
T
ab
le
2
.
T
ab
le
2
.
P
er
s
o
n
al
C
o
m
p
o
n
en
ts
An
al
y
s
i
s
(
I
n
f
o
r
m
atio
n
S
tr
u
ct
u
r
e)
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2502
-
4752
I
n
fo
r
ma
tio
n
S
tr
u
ctu
r
e
F
r
a
me
w
o
r
k
fo
r
I
S
MS
P
la
n
n
in
g
a
n
d
C
erti
f
ica
tio
n
…
(
P
a
la
n
ia
p
p
a
n
S
h
a
ma
la
)
637
3.
3
.
I
t
e
m
H
iera
rc
hy
o
n I
nfo
r
m
a
t
io
n St
ruct
ure
F
o
r
I
SM
S
T
h
e
co
m
p
o
n
en
t
s
o
f
i
n
f
o
r
m
at
io
n
s
tr
u
ct
u
r
e
as
r
eq
u
ir
ed
b
y
p
r
ac
titi
o
n
er
s
to
co
n
d
u
c
t
I
S
MS,
as
th
e
co
m
p
o
n
e
n
t
s
i
n
t
h
e
f
r
a
m
e
w
o
r
k
w
ill
g
u
id
e
t
h
e
p
r
o
ce
s
s
o
f
co
n
d
u
ctin
g
I
S
MS
i
n
a
m
o
r
e
m
et
h
o
d
ical
m
an
n
er
i
f
th
e
p
r
ac
titi
o
n
er
s
id
en
ti
f
ied
b
ef
o
r
eh
an
d
th
e
r
eq
u
ir
ed
in
f
o
r
m
at
i
o
n
th
e
y
lo
o
k
ed
-
f
o
r
ea
r
lier
th
e
b
eg
in
n
in
g
o
f
t
h
e
I
SMS
s
tr
ateg
y
.
R
es
u
lts
f
r
o
m
th
e
i
te
m
m
ap
w
er
e
co
n
v
e
y
ed
in
to
a
lo
g
it
r
es
u
lt
tab
le
a
s
i
n
T
ab
le
3
.
T
ab
le
3
p
r
esen
ts
th
e
le
v
el
o
f
r
esp
o
n
d
e
n
ts
’
e
x
p
ec
tatio
n
a
n
d
r
eq
u
ir
e
m
en
t
m
ea
s
u
r
ed
i
n
lo
g
it
b
y
R
asc
h
m
o
d
el.
T
h
e
L
ik
er
t
s
ca
le
w
as c
o
n
v
er
ted
in
to
a
f
o
u
r
p
o
in
t scale
.
T
ab
le
3
.
Sco
r
e
C
ateg
o
r
y
o
f
L
o
g
it
f
o
r
C
o
m
p
o
n
e
n
ts
o
f
I
n
f
o
r
m
atio
n
Stru
c
tu
r
e
f
o
r
I
SMS
L
o
g
i
t
I
n
t
e
r
p
r
e
t
a
t
i
o
n
-
1
.
9
0
–
1
.
1
5
I
mp
o
r
t
a
n
t
1
.
1
6
–
4
.
2
1
M
o
d
e
r
a
t
e
l
y
I
mp
o
r
t
a
n
t
4
.
2
2
–
7
.
2
7
S
l
i
g
h
t
l
y
I
mp
o
r
t
a
n
t
7
.
2
8
–
1
0
.
3
3
U
n
i
m
p
o
r
t
a
n
t
R
es
u
lts
f
r
o
m
T
ab
le
4
d
eter
m
i
n
ed
t
h
e
co
m
p
o
n
e
n
t
s
t
h
at
w
er
e
s
i
g
n
i
f
ica
n
t
to
b
e
i
n
cl
u
d
ed
in
t
h
e
in
f
o
r
m
atio
n
s
tr
u
ctu
r
e
w
h
ic
h
a
r
e
ag
r
ee
d
b
y
i
n
f
o
r
m
atio
n
s
ec
u
r
it
y
p
r
ac
titi
o
n
er
s
.
I
SM
S
ca
n
b
e
d
iv
id
ed
in
to
t
h
r
ee
p
h
ases
,
a
s
m
a
n
a
g
e
m
en
t
r
eq
u
ir
e
m
en
t,
estab
lis
h
m
e
n
t
an
d
ass
es
s
m
en
t,
t
h
r
ea
ts
an
d
v
u
l
n
er
ab
ilit
y
,
an
d
r
is
k
m
an
a
g
e
m
e
n
t
i
m
p
r
o
v
e
m
e
n
t.
T
h
er
e
ar
e
7
5
ite
m
s
(
co
m
p
o
n
en
t
s
)
alto
g
et
h
er
f
o
r
t
h
e
t
h
r
ee
p
h
as
es.
Ou
t
o
f
7
5
ite
m
s
,
o
n
l
y
7
3
ite
m
s
w
er
e
ag
r
ee
d
u
p
o
n
an
d
ac
ce
p
ted
b
y
i
n
f
o
r
m
atio
n
s
ec
u
r
it
y
p
r
ac
titi
o
n
er
s
.
I
n
th
i
s
r
esear
c
h
,
ite
m
s
r
a
n
k
ed
f
r
o
m
lo
g
i
t
4
.
2
2
an
d
b
elo
w
w
er
e
ac
ce
p
ted
as
co
m
p
o
n
en
t
s
f
o
r
in
f
o
r
m
atio
n
s
ec
u
r
it
y
m
a
n
a
g
e
m
en
t
s
y
s
te
m
.
B
ased
o
n
th
e
r
esu
lt
s
,
7
3
ite
m
s
ar
e
co
n
s
id
er
ed
as
ea
s
ie
s
t
e
n
d
o
r
s
ed
ite
m
s
an
d
r
eg
ar
d
ed
as
i
m
p
o
r
tan
t
in
t
h
e
h
ier
ar
ch
y
b
y
in
f
o
r
m
atio
n
s
ec
u
r
it
y
p
r
ac
titi
o
n
er
s
.
As
all
th
e
ac
ce
p
ted
ite
m
s
f
ell
b
elo
w
lo
g
it
4
.
2
2
,
th
e
y
ar
e
ac
ce
p
ted
to
b
e
co
m
p
o
n
e
n
t
s
in
I
SM
S’s
in
f
o
r
m
atio
n
s
tr
u
ct
u
r
e.
Un
f
o
r
tu
n
atel
y
,
o
n
l
y
t
w
o
ite
m
s
f
ell
i
n
th
e
h
ier
ar
ch
y
as u
n
i
m
p
o
r
tan
t,
an
d
h
e
n
ce
,
r
ej
ec
ted
.
3.
4
.
I
t
e
m
M
ea
s
ure
Q
ua
lity
f
o
r
I
nfo
r
m
a
t
io
n
Str
uct
ure
T
ab
le
4
s
h
o
w
s
t
h
e
ite
m
m
e
asu
r
e
q
u
alit
y
v
al
u
e
f
o
r
co
m
p
o
n
en
ts
o
f
I
SMS
in
f
o
r
m
a
tio
n
s
tr
u
ct
u
r
e.
T
h
e
r
esu
lts
i
n
d
icate
th
a
t
all
it
e
m
s
v
al
u
es
w
er
e
i
n
th
e
r
a
n
g
e
b
et
w
ee
n
0
.
5
b
et
w
ee
n
1
.
5
f
o
r
Mn
Sq
an
d
v
alu
e
f
o
r
Z
s
td
v
al
u
e
±
2
.
0
w
a
s
also
f
u
lf
illed
,
ex
ce
p
t
t
w
o
ite
m
s
(
h
i
g
h
l
ig
h
ted
in
y
ello
w
)
h
ad
o
v
er
m
is
f
i
t
t
h
e
f
r
a
m
e
w
o
r
k
ex
p
ec
tatio
n
an
d
w
er
e
co
n
s
id
er
ed
to
b
e
r
em
o
v
ed
f
r
o
m
t
h
e
f
r
a
m
e
w
o
r
k
.
T
h
er
ef
o
r
e,
o
n
l
y
th
e
f
u
l
f
illed
ite
m
s
w
er
e
co
n
s
id
er
ed
to
b
e
ad
d
ed
as c
o
m
p
o
n
en
ts
i
n
t
h
e
I
SMS i
n
f
o
r
m
ati
o
n
s
tr
u
ct
u
r
e.
T
ab
le
4
.
A
n
al
y
s
i
s
R
es
u
lt
s
o
f
R
MM
f
o
r
C
o
m
p
o
n
e
n
ts
o
f
I
n
f
o
r
m
atio
n
Stru
ct
u
r
e
f
o
r
I
SMS
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
5
0
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I
n
d
o
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l
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1
2
,
No
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2
,
No
v
e
m
b
er
201
8
:
6
3
4
–
6
4
0
638
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
d
o
n
esia
n
J
E
lec
E
n
g
&
C
o
m
p
Sci
I
SS
N:
2502
-
4752
I
n
fo
r
ma
tio
n
S
tr
u
ctu
r
e
F
r
a
me
w
o
r
k
fo
r
I
S
MS
P
la
n
n
in
g
a
n
d
C
erti
f
ica
tio
n
…
(
P
a
la
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ia
p
p
a
n
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h
a
ma
la
)
639
4.
CO
NCLU
SI
O
N
T
h
e
m
ai
n
co
n
tr
ib
u
tio
n
o
f
t
h
is
s
tu
d
y
i
s
th
e
i
n
f
o
r
m
atio
n
s
tr
u
ctu
r
e
f
r
a
m
e
w
o
r
k
f
o
r
I
SMS.
T
h
e
ex
i
s
ti
n
g
I
SMS
p
r
o
ce
s
s
ap
p
r
o
ac
h
an
d
ce
r
tif
icatio
n
m
o
d
el
w
h
ich
is
p
o
p
u
lar
l
y
u
s
ed
b
y
o
r
g
a
n
is
at
io
n
s
to
s
tr
u
ct
u
r
e
all
th
e
ir
I
SMS
p
r
o
ce
s
s
es
is
P
DC
A
m
o
d
el.
T
h
e
P
DC
A
m
o
d
el
u
s
e
s
D
e
m
i
n
g
's
th
eo
r
y
to
f
o
r
m
t
h
e
b
asis
f
o
r
to
tal
q
u
alit
y
m
an
a
g
e
m
e
n
t
a
n
d
I
SO
9
0
0
1
q
u
alit
y
s
tan
d
ar
d
s
.
T
h
e
P
DC
A
m
o
d
el
’
s
li
m
itat
io
n
i
s
t
h
at
th
e
m
o
d
el
is
u
n
ab
le
to
g
iv
e
i
n
f
o
r
m
atio
n
o
n
an
y
s
u
g
g
esti
o
n
s
o
n
h
o
w
o
r
g
an
is
atio
n
s
s
h
o
u
ld
d
ev
elo
p
s
ec
u
r
it
y
o
b
j
ec
tiv
es
an
d
s
tr
a
te
g
ies.
Ho
w
e
v
er
,
th
e
in
f
o
r
m
a
tio
n
s
tr
u
ctu
r
e
f
r
a
m
e
w
o
r
k
lis
t
s
o
u
t
all
th
e
co
m
p
o
n
e
n
ts
i
n
v
o
l
v
ed
in
th
e
I
SMS
p
r
o
ce
s
s
.
P
r
ac
titi
o
n
er
s
o
n
l
y
n
ee
d
to
f
o
ll
o
w
t
h
e
la
y
o
u
t
i
n
f
o
r
m
atio
n
f
lo
w
to
g
et
h
er
w
i
th
t
h
e
q
u
al
it
y
el
e
m
en
ts
to
ac
h
iev
e
th
e
I
SMS d
ev
e
lo
p
m
en
t.
E
ac
h
o
f
t
h
e
i
i
n
f
o
r
m
atio
n
s
ec
u
r
it
y
d
ep
ar
t
m
en
t
i
n
t
h
e
o
r
g
a
n
izatio
n
h
a
v
e
r
e
s
p
o
n
s
ib
ili
t
y
to
d
o
th
e
s
tr
ateg
ic
p
lan
n
i
n
g
.
T
h
e
d
e
p
ar
t
m
en
t
r
eq
u
ir
ed
to
co
m
p
r
eh
en
s
iv
l
y
p
r
ep
ar
e
all
th
e
co
m
p
u
ls
o
r
y
p
lan
n
i
n
g
b
ef
o
r
e
b
eg
in
n
i
n
g
to
d
o
th
eir
ac
t
u
al
s
ec
u
r
it
y
m
a
n
a
g
e
m
en
t.
T
h
er
ef
o
r
e,
b
y
h
a
v
in
g
t
h
e
p
r
o
p
o
s
ed
in
f
o
r
m
atio
n
s
tr
u
ct
u
r
e
f
r
a
m
e
w
o
r
k
,
th
e
p
r
o
ce
s
s
o
f
g
ath
er
in
g
r
eq
u
ir
ed
in
f
o
r
m
atio
n
in
o
r
d
er
to
co
n
d
u
ct
th
e
I
SMS
w
ill
b
e
m
o
r
e
m
et
h
o
d
ical
an
d
co
n
v
i
n
cin
g
i
f
th
e
o
r
g
an
i
s
atio
n
s
ab
le
to
r
ec
o
g
n
ize
b
ef
o
r
eh
a
n
d
all
th
e
r
eq
u
ir
ed
in
f
o
r
m
atio
n
th
e
y
w
a
n
ted
ea
r
lier
t
h
e
co
m
m
en
ce
m
en
t
o
f
t
h
e
p
lan
.
I
t
is
b
eliev
e
d
to
g
u
id
es
t
h
e
p
r
ac
titi
o
n
er
s
s
t
ep
b
y
s
tep
s
w
it
h
t
h
e
g
en
er
al
v
ie
w
o
f
f
lo
w
,
t
y
p
es
o
f
in
f
o
r
m
at
io
n
to
b
e
g
ath
er
ed
an
d
th
e
r
eq
u
ir
e
m
e
n
t
s
to
b
e
m
et
b
ef
o
r
e
I
SMS
is
co
n
d
u
cted
.
P
r
ac
titi
o
n
er
s
d
o
p
l
an
n
i
n
g
b
y
d
ec
id
in
g
i
n
ad
v
a
n
c
e
w
h
at
to
d
o
,
h
o
w
to
d
o
it,
w
h
en
to
d
o
it
a
n
d
w
h
o
to
d
o
it,
w
h
ich
lead
to
ac
h
ie
v
i
n
g
a
clea
r
d
ir
ec
tio
n
to
r
ea
ch
I
S
MS
g
o
als a
n
d
o
b
j
ec
tiv
es.
T
h
e
b
en
ef
it
o
f
th
e
f
r
a
m
e
w
o
r
k
is
o
f
f
er
ed
to
in
f
o
r
m
at
io
n
s
ec
u
r
it
y
p
r
ac
titi
o
n
er
s
,
r
eg
ar
d
less
o
f
w
h
et
h
er
p
r
ac
titi
o
n
er
s
ar
e
n
e
w
l
y
ap
p
r
o
ac
h
in
g
to
ap
p
l
y
I
SMS
o
r
th
o
s
e
th
a
t
h
a
v
e
b
ee
n
lo
n
g
i
n
t
h
i
s
f
ie
ld
.
T
h
is
s
t
u
d
y
co
n
tr
ib
u
tes
to
t
h
e
f
ield
o
f
i
n
f
o
r
m
atio
n
s
ec
u
r
it
y
m
a
n
ag
e
m
e
n
t
s
y
s
te
m
,
p
ar
tic
u
lar
l
y
in
t
h
e
I
S
MS
ce
r
tif
ica
tio
n
b
y
p
r
o
v
id
in
g
a
p
r
o
ce
s
s
ap
p
r
o
ac
h
f
r
a
m
e
w
o
r
k
w
h
ich
lis
ts
al
l t
h
e
n
ec
es
s
ar
y
co
m
p
o
n
en
t
s
f
o
r
g
u
i
d
in
g
p
r
ac
titi
o
n
er
s
to
ch
o
o
s
e
p
r
ef
er
r
ed
I
SMS
m
et
h
o
d
o
lo
g
ies
o
r
to
ac
h
iev
e
I
SMS
ce
r
tif
icatio
n
p
r
o
ce
d
u
r
e.
T
h
e
p
r
o
p
o
s
ed
f
r
am
e
w
o
r
k
p
r
o
v
id
es
p
r
o
p
er
g
u
id
eli
n
es
wh
ich
ca
n
b
e
u
s
ed
b
y
t
h
e
p
r
ac
titi
o
n
er
s
to
p
er
f
o
r
m
I
SMS
p
lan
n
i
n
g
d
e
v
elo
p
m
e
n
t
an
d
ce
r
tif
icatio
n
.
ACK
NO
WL
E
D
G
E
M
E
NT
S
W
e
w
o
u
ld
lik
e
to
s
a
y
th
a
n
k
y
o
u
to
Un
i
v
er
s
iti
T
u
n
H
u
s
s
ein
On
n
Ma
la
y
s
ia
(
UT
HM
)
f
o
r
k
in
d
l
y
p
r
o
v
in
g
u
s
w
i
th
t
h
e
i
n
ter
n
al
f
u
n
d
in
g
(
Vo
t B
2
9
0
0
0
)
.
RE
F
E
R
E
NC
E
S
[1
]
R.
Be
rn
a
rd
,
“
In
f
o
rm
a
ti
o
n
L
i
f
e
c
y
c
le
S
e
c
u
rit
y
Risk
A
ss
e
ss
m
e
n
t:
A
T
o
o
l
f
o
r
Clo
sin
g
S
e
c
u
rit
y
G
a
p
s,”
Co
mp
u
t
.
S
e
c
u
r.
,
v
o
l.
2
6
,
n
o
.
1
,
p
p
.
2
6
–
3
0
,
F
e
b
.
2
0
0
7
.
[2
]
D.
J.
L
a
n
d
o
ll
,
T
h
e
S
e
c
u
rity
Ri
sk
Asse
s
sm
e
n
t
Ha
n
d
b
o
o
k
-
A
C
o
mp
lete
Gu
id
e
fo
r
Per
fo
rm
i
n
g
S
e
c
u
rity
Ri
sk
As
se
ss
me
n
ts
.
Bo
c
a
Ra
to
n
Ne
w
Y
o
rk
:
A
u
e
rb
a
c
h
P
u
b
li
c
a
ti
o
n
s
,
T
a
y
l
o
r
&
F
ra
n
c
is
G
ro
u
p
,
2
0
0
6
.
[3
]
Z.
I.
S
a
le
h
,
“
P
r
o
p
o
se
d
F
ra
m
e
w
o
rk
f
o
r
S
e
c
u
rit
y
Ris
k
A
ss
e
ss
m
e
n
t,
”
J
.
In
f.
S
e
c
u
r.
,
v
o
l.
0
2
,
n
o
.
0
2
,
p
p
.
8
5
–
9
0
,
2
0
1
1
.
[4
]
E.
Hu
li
tt
a
n
d
R.
B.
V
a
u
g
h
n
,
“
In
f
o
rm
a
ti
o
n
S
y
ste
m
S
e
c
u
rit
y
Co
m
p
li
a
n
c
e
to
F
IS
M
A
S
tan
d
a
rd
-
a
Qu
a
n
ti
tativ
e
M
e
a
su
re
,
”
T
e
lec
o
mm
u
n
.
S
y
st.
,
v
o
l
.
4
5
,
n
o
.
2
,
p
p
.
1
3
9
–
1
5
2
,
2
0
1
0
.
[5
]
J.
El
o
ff
a
n
d
M
.
El
o
ff
,
“
In
f
o
r
m
a
ti
o
n
S
e
c
u
rit
y
M
a
n
a
g
e
m
e
n
t
–
A
N
e
w P
a
ra
d
ig
m
,
”
in
Pro
c
e
e
d
in
g
s o
f
S
A
ICS
IT
,
2
0
0
3
,
p
p
.
1
3
0
–
1
3
6
.
[6
]
Y.
Ba
rlett
e
a
n
d
V
.
V
.
F
o
m
in
,
“
Ex
p
lo
ri
n
g
th
e
su
it
a
b
il
it
y
o
f
IS
se
c
u
rit
y
m
a
n
a
g
e
m
e
n
t
sta
n
d
a
rd
s
f
o
r
S
M
Es
,
”
in
Pro
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e
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d
in
g
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o
f
t
h
e
4
1
st Ha
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ii
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ter
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l
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m S
c
ien
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e
s
,
2
0
0
8
,
p
p
.
1
–
1
0
.
[7
]
J.
Bre
n
n
e
r,
“
IS
O
2
7
0
0
1
:
Risk
m
a
n
a
g
e
m
e
n
t
a
n
d
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o
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p
li
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e
,
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sk
M
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g
.
,
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l
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,
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o
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1
,
p
p
.
2
4
–
2
9
,
2
0
0
7
.
[8
]
V
.
V
.
F
o
m
in
,
H.
J.
d
e
V
ries
,
a
n
d
Y.
Ba
rlette,
“
IS
O/IEC
2
7
0
0
1
In
f
o
rm
a
ti
o
n
S
y
ste
m
M
a
n
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g
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m
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t
S
tan
d
a
rd
:
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p
lo
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Re
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so
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s f
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d
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p
ti
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,
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in
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ird
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u
ro
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n
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fer
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h
n
o
l
o
g
y
(
EUROM
OT)
,
2
0
0
8
.
[9
]
M
.
Ko
rm
a
n
,
T
.
S
o
m
m
e
sta
d
,
J.
Ha
ll
b
e
rg
,
J.
Be
n
g
ts
so
n
,
a
n
d
M
.
Ek
ste
d
t,
“
Ov
e
r
v
ie
w
o
f
En
terp
rise
In
f
o
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Ne
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f
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Risk
A
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m
e
n
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”
in
En
ter
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ted
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jec
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Co
mp
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Co
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fer
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e
(
EDOC),
2
0
1
4
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E
1
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I
n
ter
n
a
ti
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a
l
,
2
0
1
4
,
p
p
.
4
2
–
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1
.
[1
0
]
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.
T
sia
k
is,
A
.
Ch
a
tzip
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l
id
is,
T
.
Ka
r
g
id
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a
n
d
A
.
Be
li
d
is,
“
In
f
o
rm
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ti
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T
e
c
h
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lo
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e
c
u
rit
y
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o
v
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rn
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e
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p
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ro
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riso
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-
b
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n
k
i
n
g
,
”
in
I
n
In
ter
n
a
ti
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l
C
o
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fer
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c
e
o
n
S
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u
rity
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lo
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y
,
2
0
1
1
,
p
p
.
7
5
–
8
4
.
[1
1
]
T
.
C.
C.
T
a
n
,
A
.
B.
Ru
ig
h
a
v
e
r,
a
n
d
A
.
A
h
m
a
d
,
“
In
f
o
rm
a
ti
o
n
S
e
c
u
rit
y
G
o
v
e
rn
a
n
c
e
:
W
h
e
n
Co
m
p
li
a
n
c
e
Be
c
o
m
e
s
M
o
re
Im
p
o
rtan
t
t
h
a
n
S
e
c
u
rit
y
,
”
in
In
IFI
P
In
ter
n
a
ti
o
n
a
l
I
n
fo
rm
a
ti
o
n
S
e
c
u
rity C
o
n
fer
e
n
c
e
,
2
0
1
4
,
p
p
.
5
5
–
6
7
.
[1
2
]
F
.
J.
Bjo
rc
k
,
“
Disc
o
v
e
rin
g
In
f
o
rm
a
ti
o
n
S
e
c
u
rit
y
M
a
n
a
g
e
m
e
n
t,
”
S
to
c
k
h
o
lm
Un
iv
e
rsit
y
&
Ro
y
a
l
In
stit
u
te
o
f
T
e
c
h
n
o
lo
g
y
,
2
0
0
5
.
[1
3
]
A
.
V
o
rste
r
a
n
d
L
.
E.
S
.
Lab
u
sc
h
a
g
n
e
,
“
A
F
ra
m
e
w
o
rk
f
o
r
Co
m
p
a
rin
g
Diffe
re
n
t
In
f
o
r
m
a
ti
o
n
S
e
c
u
rit
y
Ris
k
A
n
a
l
y
si
s M
e
th
o
d
o
l
o
g
ies
,
”
in
Pro
c
e
e
d
in
g
s o
f
S
AIC
S
IT
2
0
0
5
,
2
0
0
5
,
p
p
.
9
5
–
1
0
3
.
[1
4
]
S
.
L
ich
ten
ste
in
,
“
F
a
c
to
rs
i
n
th
e
se
lec
ti
o
n
o
f
a
risk
a
ss
e
ss
m
e
n
t
m
e
th
o
d
,
”
I
n
f.
M
a
n
a
g
.
Co
m
p
u
t
.
S
e
c
u
r.
,
v
o
l.
4
,
n
o
.
4
,
p
p
.
2
0
–
2
5
,
1
9
9
6
.
[1
5
]
U.
S
e
k
a
ra
n
,
Res
e
a
rc
h
me
th
o
d
o
f
b
u
sin
e
ss
:
A
sk
il
l
-
b
u
il
d
in
g
a
p
p
ro
a
c
h
.
Ne
w
Yo
rk
:
Jo
h
n
W
il
e
y
a
n
d
S
o
n
s,
In
c
,
2
0
0
3
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
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6
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X
.
A
n
a
n
d
Y.
Yu
n
g
,
“
Item
R
e
sp
o
n
se
T
h
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o
r
y
:
W
h
a
t
It
Is
a
n
d
Ho
w
Yo
u
Ca
n
Us
e
th
e
IRT
P
ro
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u
re
to
A
p
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ly
It,
”
in
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e
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d
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s
o
f
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S
A
S
Gl
o
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l
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ru
m
2
0
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n
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e
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c
e
,
2
0
1
4
,
p
p
.
1
–
1
4
.
[1
7
]
B.
D.
W
rig
h
t,
“
A
Histo
r
y
o
f
S
o
c
ial
S
c
ien
c
e
M
e
a
su
re
m
e
n
t,
”
Ed
u
c
.
M
e
a
s
.
Iss
u
e
s
Pra
c
t.
,
v
o
l.
1
6
,
n
o
.
4
,
p
p
.
3
3
–
4
5
,
1
9
9
7
.
[1
8
]
L
.
M
.
S
e
a
rin
g
,
“
F
a
m
il
y
F
u
n
c
ti
o
n
i
n
g
S
c
a
le V
a
li
d
a
ti
o
n
:
A
Ra
sc
h
A
n
a
l
y
sis,”
2
0
0
8
.
Evaluation Warning : The document was created with Spire.PDF for Python.