Name: 
 

Review for Test


True/False
Indicate whether the statement is true or false.
 

 1. 
An OLED releases more heat than light.
 

 2. 
An LED releases more light than heat.
 

 3. 
An LED releases more heat than light.
 

 4. 
A CRT can accept an analog signal.
 

 5. 
An LCD monitor can accept an analog signal.
 

 6. 
An LCD monitor can accept an digital signal.
 

 7. 
A CRT monitor can accept a digital signal.
 

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 8. 
This is when the GPU on the graphics cards takes and fills in missing pixels on an image.
a.
rasterizing
c.
pixelation
b.
modifying
d.
wire framing
 

 9. 
Makes images look crisper overall.
a.
rasterizing
c.
Full screen anti-aliasing
b.
anisotripic filtering
d.
graphics processing
 

 10. 
Makes 3-D images look smooth around the edges.
a.
rasterizing
c.
Full screen anti-aliasing
b.
anisotripic filtering
d.
graphics processing
 

 11. 
This acts as a storage area so that your video card can hang onto an image that has been processed until it is time to display it.
a.
frame buffer
c.
RAM
b.
RAMDAC
d.
dual ported
 

 12. 
The RAM on a video card connects directly to this, which converts a digital signal.
a.
frame buffer
c.
RAM
b.
RAMDAC
d.
dual ported
 

 13. 
Video RAM is this. It allows the Vram to be read from and written to at the same time.
a.
frame buffer
c.
RAM
b.
RAMDAC
d.
dual ported
 

 14. 
Video cards have their own _________ in order to process data faster.
a.
frame buffer
c.
RAM
b.
frame relay
d.
dual ported
 

 15. 
A single layer DVD can hold ________ of data
a.
4.7 GB
c.
27 GB
b.
4.7 MB
d.
1 TB
 

 16. 
A single layer blu-ray disk can hold ________ of data
a.
4.7 GB
c.
27 GB
b.
47 GB
d.
54 GB
 

 17. 
A double layer blu-ray disk can hold ________ of data
a.
4.7 GB
c.
27 GB
b.
47 GB
d.
54 GB
 

 18. 
On a blu-ray, nformation is stored in:
a.
bumps
c.
lands
b.
pits
d.
swirls
 

 19. 
This happens when the beam is reflected off the top layer of a disk, splitting the beam
a.
track pitch
c.
disc tilt
b.
birefringence
d.
laser tilt
 

 20. 
Which provides a brighter more crisper display?
a.
CRT
c.
LED
b.
OLED
d.
LCD
 

 21. 
This type of monitor has its own light source, and does not require a backlight.
a.
CRT
c.
LED
b.
OLED
d.
LCD
 

 22. 
This type of OLED uses a thin film transistor array that forms a matrix. The TFT contains the circuitry that determines which pixels get turned on to form an image.
a.
Active matrix
c.
Transparent
b.
Passive matrix
d.
Foldable
 

 23. 
This type of OLED have organic layers and strips of anodes. The anode strips are oriented in one direction with the cathode strips oriented perpendicular to them.
a.
Active matrix
c.
Transparent
b.
Passive matrix
d.
Foldable
 

 24. 
These are used mostly in cell phones and MP3 players
a.
Active matrix
c.
Transparent
b.
Passive matrix
d.
Foldable
 

 25. 
These are used more in large displays, large screen TVs, and billboards
a.
Active matrix
c.
Transparent
b.
Passive matrix
d.
Foldable
 

 26. 
The ___ is the light sensor made of diodes that generate an electrical signal in response to light photons in an optical scanner.
a.
capacitance
c.
photositz
b.
charge coupled device
d.
inverted image
 

 27. 
These light sensitive diodes make up the CCD.
a.
photosites
c.
inverted images
b.
capacitance
d.
optical images
 

 28. 
You would also find a CCD in what other type of device?
a.
Computer
c.
Digital camera
b.
Video
d.
Imager
 

 29. 
This part of an OLED creates light.
a.
Substrate
c.
Element
b.
Organics
d.
Diode
 

 30. 
Why are LEDs less efficient at producing photons than OLEDs?
a.
Because when the two chemicals come together to form a bond they are on an X and Y trajectory
c.
Because when the two chemicals come together to form a bond they are both on a Y Y trajectory
b.
Because when the two chemicals come together to form a bond they are both on an X X trajectory
d.
Because the organic material uses a process called electrophosphorescence that does not require an additional bond, but just electrons to fill the holes from the conductive layer.
 

 31. 
If a high end sound card has many connections, it might have one of these super awesome things that will allow you to rock out to Broadway Musicals all night long!
a.
Output box
c.
Digital Sound Processor
b.
Breakout box
d.
MRAM
 

 32. 
What inside your computer can disrupt sound on integrated sound?
a.
EMT
c.
EFT
b.
AFT
d.
EMI
 

 33. 
A CRT Monitor will have an aspect ratio of
a.
16:9
c.
4:3
b.
16:10
d.
12:24
 

 34. 
Cole’s girlfriend, from Canada, calls and tells him that her monitor is looking kind of purple and no greens seem to be showing up. She’s tried tightening the cable and everything. What do you think is wrong:
a.
She needs a new monitor because the yellow pixels are dead in each trifecta
d.
Pin 3 is out on her cable
b.
Pin 1 is out on her cable
e.
She needs a new monitor because she has more than six dead pixels
c.
Pin 2 is out on her cable
 

 35. 
The article says that DirectX 10 is the most current version. Is this true? If not, what is?
a.
Yes, it is true.
c.
12
b.
11
d.
8
 

Multiple Response
Identify one or more choices that best complete the statement or answer the question.
 

 36. 
A graphics processor performs what kind of calculations? (choose two)
 a.
mathematical
 c.
geometrical
 b.
rasterizing
 d.
rendering
 

 37. 
These are the two main purveyors of graphics cards on the market
 a.
IBM
 d.
Intel
 b.
nVidia
 e.
AMD
 c.
ATI
 f.
CGI
 

 38. 
Which things in Blu-Ray allow it hold more data?
 a.
The size of the disk
 d.
Smaller pits
 b.
The depth of the laser
 e.
Higher lands
 c.
Shorter track pitch
 f.
Empty space on disk
 

 39. 
Which of the following are ways that fingerprints are formed before you are born?
 a.
Position in the womb
 c.
Tread patterns
 b.
Size of the hand
 d.
Density of amniotic fluid
 

 40. 
What are two technologies a biometric fingerprint scanner can use?
 a.
CCD
 c.
Photosites
 b.
Optical scanning
 d.
Capacitance
 

 41. 
What is a diode responsible for?
 a.
Converting AC to DC
 c.
Making sure electricity flows in only one direction
 b.
Converting DC to AC
 d.
Making sure the way is lit
 

 42. 
How do you make colors in an LED? (choose two)
 a.
Add one or more elements
 c.
Place an opaque filter over the light
 b.
Turn on all three RGB LEDs
 d.
Remove one or more element from the LED
 

 43. 
What three colors are always used in video triads to create millions of colors?
 a.
Red
 d.
Indigo
 b.
Yellow
 e.
Violet
 c.
Green
 f.
Blue
 

 44. 
Which of the following are components of the sound card that are used to translate analog and digital information?
 a.
ADC
 d.
CODEC
 b.
DAC
 e.
PCI or PCI Express interface
 c.
CAD
 f.
I/O connections
 

 45. 
Which of the following are components of the sound card that are used to translate analog waves to digital information?
 a.
ADC
 c.
CAD
 b.
DAC
 d.
CODEC
 

 46. 
As sound is moved through cables, distortion can be a problem. What two measurements can be used to describe the reduction in sound quality??
 a.
RNS
 c.
THC
 b.
SNR
 d.
THD
 

 47. 
Resolution is expressed by what two measurements?
 a.
Horizontal axis
 c.
VGA
 b.
XGA
 d.
Vertical axis
 

 48. 
A widescreen Monitor may have an aspect ratio of: (choose two)
 a.
16:9
 c.
4:3
 b.
16:10
 d.
12:24
 

 49. 
A CRT will use what kind of input (choose all that apply).
 a.
VGA
 c.
digital
 b.
analog
 d.
DVI
 

 50. 
A LCD may use what kind of input (choose all that apply).
 a.
VGA
 c.
digital
 b.
analog
 d.
DVI
 

 51. 
Which are the primary colors in a 24-bit depth monitor?
 a.
red
 c.
green
 b.
yellow
 d.
blue
 

 52. 
LCD monitors are made up of:
 a.
Polorized panels
 e.
Phosphors
 b.
Liquid crystals
 f.
Organic light emitting diodes
 c.
Electrodes
 g.
thin film transistors
 d.
Lightwave
 h.
thick film transistors
 

 53. 
A developer can use DirectX APIs to write games that will be able to directly access which of the following types of devices?
 a.
Video cards
 c.
Printers
 b.
Sound Cards
 d.
Joystick or other input devices
 

Numeric Response
 

 54. 
24-bit depth color produces ____ colors.

 

Completion
Complete each statement.
 

 55. 
___________ are the dots that make up images on a screen
 

 

 56. 
The processor on a video card is known as a _______
 

 

 57. 
What color laser does a blu-ray use?     
 

 

 58. 
What color laser does a DVD use?     
 

 

 59. 
The O in OLED stands for:
 

 

 60. 
Sound is presented as a(n) ________ wave
 

 

 61. 
Computers use ______ input and output, which is the opposite of sound.
 

 

 62. 
On a video card, the CPU is called a GPU. What is it called on a sound card?     
 

 

 63. 
On a video card, the RAM is called VRAM or GDDR. What is it called on a sound card?     
 

 

 64. 
This external device can take an integrated sound solution and make it sound a lot better.
 

 

 65. 
This refers to the number of individual dots of color contained on a display.
 

 

 66. 
This is a set of APIs that were created for allowing games, web pages, and other multimedia programs running in Windows to have access to hardware.
 

 

 67. 
Prior to Windows 95, programs had ___________ access to hardware devices.
 

 

Matching
 
 
Label the graphics card

grp001-1.jpg
 

 68. 

 memory on card
 

 69. 

 motherboard connection
 

 70. 

 Fan
 

 71. 

 Processor heatsink
 
 
Match the type of OLED to its description
a.
Passive Matrix
d.
Foldable
b.
Active Matrix
e.
Top-emitting
c.
Transparent
f.
White
 

 72. 

 Has a opaque or reflective substrate. Used in smart cards.
 

 73. 

 Has one large cathoe that provides faster refresh rates and works well in large screen
 

 74. 

 Very bright and energy efficient. Has the truest colors.
 

 75. 

 Used in smaller things like PDAs and Cell phones
 

 76. 

 Completely see-through when turned off
 

 77. 

 Could be used as autoupdating newspapers
 

 78. 

 Made of very flexible metalic foils or plastics. Very lightweight and durable
 

 79. 

 Could potentially be an energy efficient way to replace flourescent lighting
 
 
Match the display resolution to its standard
a.
XGA
c.
UXGA
b.
SXGA
 

 80. 

 1024x768
 

 81. 

 1600x1200
 

 82. 

 1280x1024
 
 
DVI Matching
a.
DVI-D
d.
Dual Link DVI-I image
b.
DVI-I
e.
Single Link DVI-D image
c.
Single Link DVI-I image
f.
Dual Link DVI-D image
 

 83. 

 ma083-1.jpg
 

 84. 

 ma084-1.jpg
 

 85. 

 Digital only format. Contains 24 pins and a ground slot for the dual-link support. For single link, there are 18 pins/receptacles.
 

 86. 

 ma086-1.jpg
 

 87. 

 Supports both digital and analog transmissions. Contains the pins for the DVI-D plus pins for analog.
 

 88. 

 ma088-1.jpg
 
 
Match the component of DirectX to its purpose
a.
Direct3D
e.
DirectDraw
b.
DirectPlay
f.
DirectDance
c.
DirectSound
g.
DirectSee
d.
DirectInput
h.
DirectSmell
 

 89. 

 Allows sound to be incorporated into a graphical game
 

 90. 

 Allows for the creation of three dimensional graphics in games
 

 91. 

 Allows joysticks, keyboards, gaming mice, etc. to be used with the program
 

 92. 

 Can be used as a plug-in by an end user, and is also used to test programs.
 

 93. 

 Allows two dimensional images to be ina  program, as well as manages double buffers and specifies which images go where.
 



 
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