1
CPU
2
ALU
3
CACHE
4
BUS
5
MEMORY
6
REGISTERS
7
ARCHITECTURE
8
MICROPROCESSOR
9
HARDWARE
10
SOFTWARE
11
DATA
12
OPERATINGSYSTEM
13
INPUT
14
OUTPUT
15
RAM
16
ROM
17
BOOTLOADER
18
MOTHERBOARD
19
HEATSINK
20
FAN
O
Z
M
A
B
R
O
M
N
A
N
E
H
H
O
Q
P
G
O
A
O
M
I
Y
L
R
O
E
I
A
H
Z
E
H
E
A
O
R
O
U
D
U
A
T
K
M
A
L
R
R
E
O
T
T
S
A
T
T
O
E
O
J
R
L
A
M
B
C
L
H
T
P
S
O
G
T
V
O
D
E
T
E
U
C
O
A
U
I
U
O
H
Q
W
M
W
T
I
V
S
A
A
T
N
T
A
E
R
I
V
I
A
R
N
I
P
C
D
K
A
C
R
Q
U
H
Q
H
R
J
G
U
I
H
E
O
J
B
A
C
V
W
B
E
E
O
S
B
W
E
R
B
O
R
X
D
T
U
J
P
M
Q
Y
F
A
N
A
A
M
I
C
R
O
P
R
O
C
E
S
S
O
R
R
E
G
I
S
T
E
R
S
N
D
C
T
U
O
D
E
U
X
S
O
F
T
W
A
R
E
P
E
F
K
Z
K
V
Y
S
A
I
N
P
U
T
T
U
M