D Tor Chapter 6 Expansion Bus

Front 1

Which of the following enables yo to add ore devices to a computer?

Back 1

Mini PCI

Front 2

John argues that expansion slot wires always connect to the southbridge. Is this correct?

Back 2

No, expansion slots connect to the northbridge in some systems and the southbridge in others.

Front 3

Which of the following devices sets the speed for the expansion slots?

Back 3

Expansion Bus Crystal

Front 4

You scould find 16 bit-ISA slots on which of these buses?

Back 4

AT bus

Front 5

What advantages did PCI have over ISA?

Back 5

A wider 32 bit versus 16

Front 6

Which of the following slots offer 64-bit wide data transfers? (2)

Back 6

AGP

Front 7

What's the minimum number of I?O addresses a device will have?

Back 7

One

Front 8

Which of the following slots features serial data transfers?

Back 8

PCIe
Peripheral components interconnect express

Front 9

How many IRQs does the typical device use?

Back 9

ONE

Front 10

Which of the following is the testing part of the Windows logo program?

Back 10

Windows Hardware Quality Lab (WHQL)

Front 11

What should you do before installing an expansion card? (2)

Back 11

Attach an anti-static wrist strap. (unplug computer)

Front 12

In a Windows XP workstation, Steven updated the drivers for a NIC that worked, but he thought could be faster. ALMOST immediately, he discovered that the new drivers not only didn't speed up the NIC, but also made it start dropping data! What is his best option?

Back 12

Use the driver roll back feature to return to the previous drivers. Download the driver pack from Microsoft.

Front 13

What are the standard system resources assignments for COM1?

Back 13

I/I address 03F8 and IRQ4

Front 14

Which of these devices is likely to still use DMA?

Back 14

Floppy drive

Front 15

What does a red "X" next to a devi ce in Device Manager indicate?

Back 15

The device has been disabled because it is damaged or has a system resource conflict.

Front 16

The __ bus ws designed for laptop computers.

Back 16

Mini PCI

Front 17

A shorthand system for binary numbers is called __.

Back 17

Hexadecimal system

Front 18

The _- is an expansion slot, normally colored brown, that is used exclusively for a video card.

Back 18

AGP

Front 19

The CPU uses the __, a unique patteron ofones and zeroes on the address bus, to communicate with a device

Back 19

I/O Addres (input/output address)

Front 20

The most common bus on today's computers, whether PC or APPle Macintosh, is the flexible___.

Back 20

PCI

Front 21

Parallel ports that have been assigned a particular IRQ and I/O address, traditionally for a printer, are called ___.

Back 21

LPT Ports

Front 22

A device uses its __ to get the attention of the CPU.

Back 22

IRQ

Front 23

__ devices access RAM directly without passing through a DMA controller.

Back 23

Bus Master

Front 24

A device driver for a device manufactured by a company not participating the Windows Logo Program will be reported as a(n)

Back 24

unasigned driver

Front 25

__ is the newest and fastest expansion bus in use today with speeds up to 16 Gbps.

Back 25

PCI e (express)

Front 26

Who developed the first expansion bus so that users could install after market hardware?

Back 26

IBM

Front 27

The first expansion bus was called the

Back 27

XT

Front 28

Three main problems faced by expansion card mfg's.

Back 28

1 Physically connecting expansion cards to MB
2 Facilitating communication between expansion cd. and rest of system
3 Allowing users to control exp. cd to take advantage of features.

Front 29

Every device in the computer connects to the ___and ___.

Back 29

external bus and the address bus

Front 30

____ enable expansion cards to connect to these same buses.

Back 30

Expansion slots

Front 31

The expansion slots may connect to the ___ or the ____.

Back 31

Southbridge or Northbridge

Front 32

It is the ___ that extends the address bus and data bus to the ___ ___.

Back 32

chipset
expansion slots

Front 33

_____ run at a ___ speed, depending on the type of expansion bus

Back 33

Expansion bus
standardized speed

Front 34

This speed, which is slower than the frontside bus is dictated by the

Back 34

expansion bus crystal

Front 35

The ___ uses __ and___ to compensate for the difference in speed between the expansion bus and the ___ ___.

Back 35

chipset
wait states
buffers
frontside bus

Front 36

The original IBM PCs ran an 8088 CPU with an 8 bit external data bus at a speed of 4.77 MHz which was actually slower than the __ expansion bus.

Back 36

7-MHz

Front 37

With the introduction of the Intel 286 CPU and its 16-bit external data bus, IBM developed the __ and is now known as the ___.

Back 37

AT bus

ISA bus

Front 38

The ISA expansion bus was __ and ran at about __.

Back 38

16 bits

7 MHz

Front 39

ISA cards required

Back 39

tedious manual configuration

Front 40

The limitations of the ISA bus led to the development of buses like

Back 40

MCA,
EISA
VL Bus
PCI bus

Front 41

PCI improved upon ISA in several ways. It was ___, ran at ___ and was _____.

Back 41

32 bits
33 MHz
self-configuring
coexist with other expan. bus

Front 42

The demand for __ ___ data quickly was too much for the ISA or PCI bus.

Back 42

sending video data

Front 43

The __ slot is a special PCI slot for video cards, with direct connection to the ____.

Back 43

AGP slot
Northbridge

Front 44

The AGP slot on the motherboard is

Back 44

brown in color

Front 45

The ___ is 64 bits wide, backward compatible with PCI and available in different speeds up to __.

Back 45

PCI-X
533 MHz

Front 46

___ is designed for laptops with an emphasis on ___ ___ and a small, flat design.

Back 46

Mini-PCI
low power consumption

Front 47

____ with point to point serial connections, touts speeds as high as ___.

Back 47

PCIe
16 Gbps

Front 48

Devices in a computer system communicate via the four system resources:

Back 48

I/O addresses,
IRQs,
DMAs,
and memory addresses

Front 49

Early systems required manual configuration through

Back 49

Jumpers
DIP switches, dials or
software

Front 50

Modern systems feature ___ which automatically configures system resources for each device

Back 50

plug and play

Front 51

The ___ assiged to eah device can be seen in ___ ___.

Back 51

system resources

Device Manager

Front 52

___ enable the CPU to send commands to devices.

Back 52

I/O addresses

Front 53

These addresses are configured automatically, and no ___ may share an ___.

Back 53

two devices
I/O address

Front 54

A single device may be assigned a range of I/O addresses; the first address in the range is called the ___

Back 54

I/O base address

Front 55

___ enables devices to signal the CPU that they need attention.

Back 55

IRQ

Front 56

Before reaching the CPU, all ___ pass through the ___, which manages all incoming interrupts and forwards them to the CPU.

Back 56

interrupts
I/O advanced programmable interrupt controller

Front 57

In older systems, scarce IRQs and manual resource allocationmeant that

Back 57

IRQ conflict were common.

Front 58

Modern systems have more __ and handle them automatically to avoid conflict.

Back 58

IRQs

Front 59

___ and ___ ports are simply presets of an ___ address combination developed to make configuration of common devices easier.

Back 59

COM and LPT

IRQ-I/O

Front 60

COM ports are

Back 60

serial connections

Front 61

LPT ports are

Back 61

for parallel connections

Front 62

___ enables devices to communicate with __ without involving the CPU

Back 62

DMA

RAM

Front 63

The DMA controller sits between the devices and ___ and handles the DMA requests much like ___ are handled.

Back 63

RAM

IRQ requests

Front 64

Newer systems use a type of DMA called __ which works without the need of a __.

Back 64

bus mastering

DMA controller

Front 65

___ are used by devices that hae either their own RAM (video cards) or ___.

Back 65

Memory addresses

ROM

Front 66

When devices have their own RAM or ROM, they get ___ just like system RAM so the CPU can access their __ ___.

Back 66

memory addresses

onboard memory

Front 67

The four basic steps to follow when installing an expansion card:

Back 67

1. verify compatibility with system
2. physically install the card
3. install the drivers
3. verify that the card words

Front 68

Determine that card is compatible with your system

Back 68

1. Read the box for info
2. consult device mfg's Web site
3. consult Windows Marketplace (Hardware compatibility List)

Front 69

Physically install the card without damaging it or other system components by

Back 69

Keep card in antistatic bag
Power off and unplug computer
anti-static wrist strap or ESD procedure safeguards

Front 70

Install the correct drivers

Back 70

CD that comes with device
Down load drivers from the manuafacturer's Web site.

Front 71

Mfg's use Microsoft Windows Logo Program to verify and digitally sign their drivers.

Back 71

Verified by Microsoft to work properly

Front 72

Sometimes driver updates go bad and new driver doesn't work. With Windows XP you can roll back to the previous version drivers by

Back 72

1. double clicking the device in Device Manager.
2. cllicking the Driver Tab
3. Clicking the Roll Back Driver button

Front 73

Verify new device works by

Back 73

Open Device Manager and verify no errors icons are displayed.
Check physical device
Finally, does it function

Front 74

If you find a device is not working as expected your first step is to check

Back 74

Device Manager

Front 75

If the device is not listed in Device Manager, verify that you

Back 75

inserted it correctly and it has power.

Front 76

You can also try to ___ to see if Windows recognizes the device.

Back 76

Add Hardware Wizard

Front 77

A ____ on a yellow circle indicates that the device is __, not recognized, or there is a problem with the ___.

Back 77

black "!"
missing
driver
(device may work anyway)

Front 78

A ___ indicates a diabled device and means the device has been turned __ or ___.

Back 78

red "X"
off or damaged
A device with a red "X" will not work

Front 79

A ___ on a white circle indicates that system resources have been ___.

Back 79

blue "I"
configured manually
This icon is informational and does not imply an error.

Front 80

If you encounter the "!" icon

Back 80

verify the device connections

Front 81

If you encounter the "!" again you can try right clicking the device in

Back 81

1. Device Manager and selecting Properties
2. Click Driver Tab and then
3. Click Update Driver button.

Front 82

If a device displays the red "X" icon,

Back 82

1. Right click the device in Device Manager
2. Select Enable

Front 83

Not working, try rolling back or uninstalling driver.

Back 83

1. Shutdown system
2. Verify device connections
3. Repeat installation procedures
Device may be BAD or not compatible Return card

Front 84

PC Bus

Back 84

8 bits
7 MHz
Manual configuration

Front 85

ISA Bus

Back 85

16 bits wide
7 MHz
Manual configuration

Front 86

PCI

Back 86

32 bits wide
33 MHz speed
Self configuring

Front 87

PCI-X

Back 87

64 bit wide
four speeds 66, 133, 266, 533
self configuring

Front 88

Each of the pairs of wires between a PCIe controller and a device is called a

Back 88

lane

Front 89

Key factor is that, just like I/O addresses, IRQs and DMA channels

Back 89

memory addressing is fully automatic and longer an issue.

Front 90

The slots and accompanying wires and support chips are called the

Back 90

expansion bus