Every installed device requires a device driver to control the device.

True or False

True
A 32-bit driver can be used in a 64-bit operating system.

True or False

False
The official standard for USB interfaces is called IEEE 1394.

True or False

False
A KVM switch allows you to use one monitor, mouse, and keyboard for multiple computers.

True or False

True
DDR memory is faster than GDDR memory since it is used by the CPU.

True or False

False
What is a basic principle that applies to both internal and external devices?

-when connecting a faster device to a slower port, the port adapts to the speed of the device
-if you have multiple devices to install, it’s best to install them at the same time
-for most installations, install the device first, then the device driver
-some devices don’t require a software component for them to work properly

for most installations, install the device first, then the device driver
What icon might you see in Device Manager that indicates a problem with a device?

blue circle
yellow triangle
red square
white oval

yellow triangle
Which statement regarding the USB standard and USB devices is accurate?

-up to 64 USB devices can be daisy chained together
-USB uses parallel data transmissions
-a USB cable has four wires, two for power and two for communication
-USB devices must supply their own power

a USB cable has four wires, two for power and two for communication
Which statement regarding the Firewire standard is accurate?

-data is transferred on a parallel bus
-1394b allows up to 16 daisy-chained devices
-FireWire 800 uses a 4-pin connector
-FireWire devices are hot-swappable

FireWire devices are hot-swappable
When installing a new device, which statement is accurate?

-a mouse may not require an additional device driver installation
-Vista drivers never work with Windows 7
-32-bit drivers can be installed in a 64-bit OS
-64-bit drivers can be installed in a 32-bit OS

a mouse may not require an additional device driver installation
What happens when a flash memory card is installed in a slot and it is recognized by Windows?

-a window appears prompting you to initialize the device
-a drive letter is assigned to the device and you can see it in Explorer
-Windows automatically partitions and formats the device
-the files are copied from the device to your Documents folder

a drive letter is assigned to the device and you can see it in Explorer
What should you install in a server room that will save space by allowing you to control multiple servers with a single mouse, keyboard, and monitor?

a MIDI connector
a digitizer
biometric device
a KVM switch

a KVM switch
What might be the cause of a black screen right after you install a new video card?

-no video card is detected
-the onboard video is not disabled in BIOS
-you installed the video card in the wrong slot
-the video card has insufficient RAM

the onboard video is not disabled in BIOS
What type of backlighting is also called fluorescent backlighting, and was first used in laptop monitors?

LED
liquid crystal display
plasma monitor
CCFL

CCFL
What is the distance between adjacent dots on a screen known as?

viewing angle
refresh rate
native resolution
pixel pitch

pixel pitch
Which type of video port provides a digital-only signal?

DVI-I
DVI-D
DVI-A
VGA

DVI-D
Which of the following is a requirement for supporting the Aero user interface?

-at least 128 KB video memory
-DirectX9 or higher
-an HDMI video port
-Windows XP with SP3

DirectX9 or higher
A SuperSpeed USB port is capable of attaining what maximum data transfer speed?

1.2 Gbps
1.5 Gbps
5 Gbps
6 Gbps

5 Gbps
What type of backlighting receives DC power directly from a motherboard and doesn’t use an inverter?

CCFL
LED
Plasma
OLED

LED
Involving both software and hardware, what technology is meant to protect digital content and prevent piracy?

HDMI
DRM
PPM
DVI

DRM
If a user on a laptop complains that they are unable to sign into Windows even though they are certain they are entering the correct password, what should you have them do?

-perform a reboot
-bring the laptop to an authorized repair shop
-check the NumLock indicator on the laptop
-replace the laptop keyboard

check the NumLock indicator on the laptop
When a static image stays on a monitor for many hours leaving a permanent impression of that image on the monitor, what term is used to describe the condition?

image cling
burn-in
screen blanking
screen freezing

burn-in
When might an LCD monitor experience distorted geometry?

-only when the wrong video cable is used
-if the pixel pitch is not high enough
-if the screen is overheating
-the screen is not set to native resolution

the screen is not set to native resolution
What term refers to horizontally torn images on a screen, which occur when the video feed from the video controller gets out of sync with the refresh rate of the monitor?

burn-in
left-ins
rips
artifacts

artifacts
In order to enable the Windows 7 Aero user interface, how much video memory must be available to the video controller?

64MB
128MB
256MB
1GB

128MB
What are the two common classes of LCD monitors?

Twisted Switching (TS)
Out-of-plane Focusing (OF)
Twisted Nematic (TN)
In-Plane Switching (IPS)

Twisted Nematic (TN)
In-Plane Switching (IPS)
What two wireless technologies share the same radio frequency range?

802.11a
802.11b
Bluetooth
NFC

802.11b
Bluetooth
VGA mode includes what two resolutions for troubleshooting monitors?

640 x 480
800 x 600
1280 x 720
1920 x 1080

640 x 480
800 x 600
When using an HDMI to DVI adapter, what two DVI port types will the adapter work with?

DVI-A
DVI-D
DVI-I
DVI-V

DVI-D
DVI-I
What two colored RCA connectors in a component video cable are used for audio?

red
blue
white
green

red
white
uses a thin LED layer or film between two grids of electrodes
OLED
used to cast a transparent image onto a large screen
projector
used to display information about hardware and diagnose problems
dxdiag.exe
transmits both digital video and audio, most common type is the Type A 19-pin
HDMI connector
an outdated wireless technology used to connect personal devices, has been replaced by Bluetooth
infrared (IR)
used with a graphics tablet and works like a pencil
stylus
the relative difference between light and dark areas on a video screen
contrast ratio
a trail left behind when you move the mouse
ghost cursor
the number of times a monitor screen is built or refreshed in one second
refresh rate
another term for graphics tablet, which is used to hand draw
digitizer
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