Deck 19: Display Technologies

Question 1

Which video mode is used in 24"+ widescreen monitors?

A)XGA
B)UXGA
C)SXGA
D)WUXGA

Answer 1

D

Question 2

One nit is equivalent to _______________.

A)ten candelas/m²
B)one candela/m
C)one candela/m²
D)one lumen/m²

Answer 2

C

Question 3

What is another term for thin film transistor (TFT) technology?

A)Active matrix
B)Dual scan matrix
C)Dual-scan passive matrix
D)Passive matrix

Answer 3

A

Question 4

The secret to understanding the most common type of LCD panels is to understand the concept of the _______________ of light.

A)length
B)polarity
C)reflectiveness
D)color

Question 5

What CRT component controls the point of impact for an electron beam?

A)Dot
B)Pixel
C)Texture
D)Yoke

Question 6

What was the resolution of the earliest graphics cards?

A)100 × 50 pixels
B)115 × 100 pixels
C)320 × 200 pixels
D)210 × 400 pixels

Question 7

Which video mode is used in larger CRT monitors?

A)XGA
B)UXGA
C)SXGA
D)WUXGA

Question 8

Which term describes the difference between the darkest and lightest spots that the monitor can display?

A)Brightness formation
B)Contrast ratio
C)Depth perception
D)Pixilation

Question 9

What characteristic of a monitor is calculated by multiplying the number of horizontal pixels and the number of vertical pixels?

A)Brightness
B)Color
C)Size
D)Resolution

Question 10

Average LCD panels are around _______________, which most monitor authorities consider excellent brightness.

A)100 kHz
B)100 bits
C)300 pixels
D)300 nits

Question 11

Which aspect ratio is used in widescreen monitors?

A)4:3
B)3:4
C)10:16
D)16:10

Question 12

What unit is used to measure horizontal refresh rate (HRR)?

A)Hz
B)MHz
C)KHz
D)GHz

Question 13

Which display screen quality is defined by phosphors that continue to glow after being struck by an electron beam?

A)Refresh rate
B)Response rate
C)Dot pitch
D)Persistence

Question 14

What term identifies how many colors can be displayed on a screen?

A)Color depth
B)Pixels
C)Megahertz
D)Nits

Question 15

Which DVI connector accepts either a DVI-D or DVI-A connection?

A)DVI-I
B)DVI-DI
C)DVI-A
D)DVI-B

Question 16

What display type uses twisted nematic (TN) technology?

A)TFT
B)CRT
C)Plasma
D)LED

Question 17

Most LCD backlights use _______________ technology, popular for its low power use, even brightness, and long life.

A)bright light
B)cold cathode fluorescent lamp
C)pixels
D)solar bulbs

Question 18

The VGA standard offers _______________ colors at a resolution of 640 × 480 pixels.

A)16
B)24
C)32
D)64

Question 19

Like any other processor, a graphics processor needs _______________.

A)RAM
B)GPUs
C)AGP buses
D)HDMI connectors

Question 20

Which video mode is the native resolution for many desktop LCD monitors?

A)XGA
B)UXGA
C)SXGA
D)WUXGA

Question 21

What do 3-D game programs use to send standard video commands to the device driver?

A)AGIs
B)AKIs
C)APIs
D)ARIs

Question 22

What should be used to clean LCD monitors?

A)Liquid window cleaner
B)Ammonia wipes
C)Windshield washer liquid
D)Antistatic monitor wipes

Question 23

Which video RAM technology is used on budget graphics cards and is also very common on laptop video cards?

A)DDR SDRAM
B)DDR2 SDRAM
C)DDR3 SDRAM
D)DDR4 SDRAM

Question 24

A color LCD screen is composed of a large number of tiny liquid crystal molecules called _______________.

Question 25

Which LCD components are powered by a high-voltage electrical circuit that can give you a nasty shock?

A)CCFL frontlights
B)Convergers
C)Low-voltage b-nodes
D)Inverters

Question 26

Which HDMI connector is used in most contemporary tablet devices with an HDMI port?

A)Mini-HDMI
B)Micro-HDMI
C)Standard HDMI
D)Type E HDMI

Question 27

Directly behind the phosphors in a CRT is the _______________, a screen that allowed only the proper electron gun to light the proper phosphors.

Question 28

To create realistic movement, the 3-D world must refresh at least _______________ times per second.

A)10
B)16
C)24
D)32

Question 29

What does AGP stand for?

A)Accelerated Graphics Port
B)Active Graphics Port
C)Advanced Graphics Port
D)Application Graphics Port

Question 30

A true 3-D object is composed of a group of points called _______________.

A)pixels
B)dimensions
C)triodes
D)vertices

Question 31

If you hear a hissing sound coming from the LCD, which component is most likely about to fail?

A)Battery
B)Yoke
C)Vacuum tube
D)Inverter

Question 32

Every 3-D game stores a number of image files called _______________.

A)dots
B)pixels
C)signals
D)textures

Question 33

Which connector is best for outputting to television?

A)MIDI
B)DVI to VGA adapter
C)HDMI
D)DVI-TV

Question 34

What fast expansion card standard has replaced PCI and AGP?

A)LCD
B)DirectX
C)PCIe
D)DVI

Question 35

A pixel that is stuck on pure white is known as a(n) _______________ pixel.

A)burned-out
B)burned-in
C)lit
D)stuck

Question 36

What subset of DirectX supports direct access to the hardware for joysticks and other game controllers?

A)DirectCPU
B)DirectInput
C)DirectX
D)DirectY

Question 37

What is the aspect ratio of the SXGA video mode?

A)5:4
B)4:3
C)16:9
D)16:10

Question 38

In a dual-scan _______________ matrix LCD display, the screen is refreshed two lines at a time.

Question 39

In older CRT monitors, the amount of time it took to draw the entire screen and get the electron guns back to the upper-left corner was called the _______________.

Question 40

In older CRT monitors, the speed at which the electron beam moved across the screen was known as the _______________.

Question 41

All LCD monitors have a(n) _______________ resolution, such as 1920 × 1080, that enables them to display the sharpest picture possible.

Question 42

No other area of the PC world reflects the amazing acceleration of technological improvements more than 3-D graphics-in particular, 3-D _______________-which attempts to create images with the same depth and texture as objects seen in the real world.

Question 43

LCD monitor brightness is measured in _______________.

Question 44

A projector's _______________ is the size of the image at a certain distance from the screen.

Question 45

The _______________ applet and Personalization applet provide convenient, central locations for all of your display settings, including resolution, refresh rate, driver information, and color depth.

Question 46

A(n) _______________ is the amount of light given off by a light source from a certain angle that is perceived by the human eye.

Question 47

An LCD panel's _______________ is the amount of time it takes for all of the subpixels on the panel to go from pure black to pure white and back again.

Question 48

The display adapter, or _______________, handles the video chores within computing devices, processing information from the CPU and sending it to the display.

Question 49

A(n) _______________ adapter provides a split signal, red, green, and blue (RGB).

Question 50

With the introduction of the IBM Personal System/2 (PS/2), IBM introduced the _______________ standard.

Question 51

The majority of video cards, especially once you get into gaming-oriented cards, sport _______________ SDRAM.

Question 52

Most techs today refer to the device that processes video as a(n) _______________.

Question 53

For standardization, the _______________ defines a certain number of resolutions, all derived from the granddaddy of video modes: VGA.

Question 54

Any single combination of resolution and color depth you set for your system is called a(n) _______________.

Question 55

Many Apple Mac desktop models use a(n) _______________ connection for connecting to a monitor.

Question 56

The LCD has to use an edge-blurring technique called _______________ to soften the jagged corners of the pixels when running at lower than native resolution, which simply does not look as good.

Question 57

Random access memory digital-to-analog converter (RAMDAC) takes the _______________ signal from the video card and turns it into an analog signal for the analog CRT.

Question 58

The _______________ HDMI connector is used exclusively for automobile video systems.

Question 59

New LCDs (and video cards) sport fully digital connections, the most common of which is the _______________ standard.

Question 60

A(n) _______________ connector provides a video signal through a single cable that plugs into a standard RCA jack.

Question 61

What does a video card need in order to run a 120 Hz monitor or television?

Question 62

What are the advantages of TFT over passive displays?

Question 63

Describe several advantages of using LEDs for backlighting.

Question 64

The _______________ subset of the DirectX protocol, supports direct access to the hardware for MIDI devices.

Question 65

Early 3-D games used fixed 2-D images called _______________ to create the 3-D world.

Question 66

Describe the twisted nematic (TN) technology.

Question 67

Why did a normal CRT monitor have three electron guns?

Question 68

Explain the differences between single-link and dual-link DVI-D and DVI-I connectors in terms of bandwidth, resolution, and throughput.

Question 69

Describe the disadvantages of passive display technology.

Question 70

What is a front-view projector?

Question 71

What is a rearview projector?

Question 72

Describe the original Cathode ray tube (CRT) monitors.

Question 73

A pixel on a certain color is a(n) _______________ pixel.

Question 74

Every 3-D game stores a number of image files called _______________.

Question 75

How would you use an analog VGA monitor with a DVI-I connector?

Question 76

How is In-Plane Switching (IPS) technology used?

Question 77

Describe the various names used to describe the Windows PC 15-pin, three-row, D-type connector and a power plug.

Question 78

Explain how LCD pixels are very different from the pixels in a CRT.

Question 79

A pixel that never lights up is a(n) _______________ pixel.

Question 80

In an older CRT monitor, how did persistence affect picture quality?