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Working Together

Digital camera

Camcorder

Parallel

Mouse, keyboard

PS-2

video

card

AGP Slot

Monitor

Speaker, microphone

sound

card

PCI Slots

FireWire

USB

modem

Phone line

Scanner

Printer

Peripherals

Component

Legend

Port

Expansion Card

Expansion Slot

Peripheral

Device

Bus

PC

I

AGP

USB

F

i

r

eWi

r

e

F

r

o

n

t

Disk drive

Memory

 Storage Devices

s

i

d

e

 PCI

Disk

Controller

 Storage Devices

DVD-ROM

I

D

E

Hard drive

CD-ROM

Chipset

RAM

(instructions to be executed when the computer is running)

ROM

(instructions needed to boot the computer)

CMOS

(Configuration information used during the boot process)

Main Memory

Boot Memory

Memory

CPU

(ALU, Registers, Control unit)

L1 cache

L2 cache

(usually on CPU)

Microprocessor

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