Deck 21: Video

Question 1

What is thin film transistor (TFT)also known as?

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

Answer 1

A

Question 2

When the red,green,and blue colors meet at a single point on a display,the colors combine.What will be seen at this point?

A) Pixel
B) Vertice
C) Multiple pixel
D) Single white dot

Answer 2

D

Question 3

How many watts does a typical CRT monitor consume?

A) 100
B) 200
C) 120
D) 240

Answer 3

C

Question 4

What is the property by which phosphors continue to glow after being struck by an electron beam?

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

Question 5

Which of the following is not applicable for LCDs?

A) They are thinner and lighter.
B) They do not emit potentially harmful radiation.
C) They flicker a lot.
D) They use much less power.

Question 6

What unit measures the brightness of a monitor?

A) Bits
B) Pixels
C) mm
D) Nits

Question 7

VGA devices can display a total of 262,000 colors.How many colors can they display at a time?

A) 8
B) 16
C) 32
D) 64

Question 8

What happens to the color produced by a glowing phosphor as the intensity of the electron stream increases in a CRT monitor?

A) It gets brighter.
B) It gets darker.
C) It gets lighter.
D) It gets thinner.

Question 9

What is identified by calculating the number of horizontal pixels times the number of vertical pixels in a monitor?

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

Question 10

What is the ratio of the darkest to the lightest spots in a monitor?

A) Brightness
B) Contrast
C) Depth
D) Pixel

Question 11

What is the number of horizontal pixels times the number of vertical pixels called?

A) Dot Pitch
B) Horizontal Refresh Rate
C) Vertical Refresh Rate
D) Resolution

Question 12

What unit measures a monitor's dot pitch?

A) Bits
B) Pixels
C) DPI
D) Nits

Question 13

Which of the following symptoms is indicative of an insulation rupture on the flyback transformer of a monitor?

A) A single white dot on an otherwise black screen
B) Big color blotches
C) Bird-like chirping sounds
D) Hissing or sparking sounds

Question 14

What is the name of the special built-in circuit in a monitor that can be used to eliminate magnetic buildup?

A) Degaussing coil
B) Degaussing circuit
C) Degaussing magnet
D) Degaussing tube

Question 15

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

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

Question 16

What does DPMS stand for?

A) Data power-management signaling
B) Degauss power-management signaling
C) Digital power-management signaling
D) Display power-management signaling

Question 17

What was the resolution of the earliest graphics cards?

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

Question 18

What protocol supports direct access to the hardware for joysticks and other game controllers?

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

Question 19

How many bits of video RAM are needed to display an ASCII character?

A) 4
B) 8
C) 12
D) 16

Question 20

What do LCD monitors use to provide brightness for the monitor?

A) Bright light
B) Cold cathode fluorescent lamp
C) Pixels
D) Solar bulbs

Question 21

What type of displays use a technology called twisted nematic (TN)?

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

Question 22

In a 3-D world,what is a small picture that is tiled over and over again on walls,floors,and other surfaces?

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

Question 23

What does one nit equal?

A) Ten candelas/m²
B) One candela/m
C) One candela/m²
D) One lumen/m²

Question 24

Which central Windows locations provide settings for resolution,refresh rate,driver information,and color depth?

A) Display adapters and applets
B) Windows XP Personalization and Windows Vista Display applets
C) The Display and Device Manager
D) Windows XP Display and Windows Vista Personalization applets

Question 25

What does AGP stand for?

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

Question 26

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 27

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 bnodes
D) Inverters

Question 28

What are the best connections for outputting to television?

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

Question 29

All of the following are characteristics of an integrated GPU EXCEPT:

A) Can be a separate chip attached to the motherboard
B) Uses more electricity
C) Uses less electricity
D) Can be built into the Northbridge chip

Question 30

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

A) DVI-I
B) 15-pin A/D
C) DVI-DAD
D) DVI to VGA adapter

Question 31

What should be used to clean LCD monitors?

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

Question 32

What controls the point of impact of an electron beam?

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

Question 33

The speed at which the ____________________ moves across the screen is known as the horizontal refresh rate.

Question 34

Which of the following displays use analog signals instead of digital ones?

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

Question 35

What term describesany single combination of resolution and color depth you can set for your system?

A) Mode
B) Brightness
C) Horizontal refresh rate
D) Nit

Question 36

What unit measures an LCDS brightness?

A) Bits
B) Pixels
C) Megahertz
D) Nits

Question 37

What fast expansion card standard has replaced PCI and AGP?

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

Question 38

Which one of the following is NOT a main manufacturer of display adapters?

A) NVIDIA
B) Intel
C) AMD
D) Cisco

Question 39

What must a video card have to support a given combination of color depth and resolution?

A) RAM
B) GPU
C) AGP bus
D) HDMI connector

Question 40

All of the following are characteristics of plasma display panels EXCEPT:

A) Overscan
B) Burn-in
C) Suitable for PCs
D) High quality image

Question 41

The ____________________ is the amount of time it takes to draw the entire screen and get the electron guns back to the upper-left corner.

Question 42

Monitors that meet the ____________________ specification for DPMS can reduce monitor power consumption by roughly 75 percent.

Question 43

The ____________________ is a screen that lies directly behind the phosphors in a CRT and allows only the proper electron gun to light the proper phosphors.

Question 44

The ____________________ applet in Windows XP can be used to set screen resolution.

Question 45

Video cards have a (n)____________________ that offloads 3-D rendering duties from the CPU.

Question 46

A resolution of ____________________ represents full HDTV 1080p.

Question 47

In a (n)____________________ matrix LCD display,the screen is refreshed two lines at a time.

Question 48

All LCD monitors have a(n)____________________ resolution that enables them to display the sharpest picture possible.

Question 49

A single port that is similar to a PCI slot and is dedicated to video is the ____________________.

Question 50

A color LCD screen is composed of a many tiny liquid crystal molecules called ____________________.

Question 51

LCD monitors need a(n)____________________ signal.

Question 52

RAMDAC stands for ____________________.

Question 53

The VESA specification pertains to ____________________ and can reduce power consumption.

Question 54

A good contrast ratio,which is the difference between the darkest and lightest spots that the monitor can display,is ____________________.

Question 55

VRR stands for ____________________.

Question 56

Most digital LCD monitors come with a(n)____________________ connector.

Question 57

____________________ video mode supports 1920 × 1200 resolution and 24-inch widescreen monitors.

Question 58

If your LCD makes a distinct hissing noise,a(n)____________________ is about to fail.

Question 59

The speed at which the electron beam moves across the screen is known as the __________.

Question 60

A cheap ____________________ adapter can be used to connect a DVI connection to an analog monitor.

Question 61

A modern ____________________ projector shines light through an LCD panel.

Question 62

If you hear bird-like chirping sounds emanating from your computer at regular intervals,it usually indicates a problem with the ____________________.

Question 63

A typical CRT monitor uses about 120 watts.In contrast,a typical LCD monitor uses about _____ watts.

Question 64

In the PC gaming world,a true 3-D object is composed of a group of points called ____________________.

Question 65

On the Monitor tab of Display Settings,select the ____________________ checkbox to use a second monitor.

Question 66

Windows supports ____________________ technology,enabling you to use multiple monitors.

Question 67

Direct access to the hardware for MIDI devices is supported by the ____________________ protocol.

Question 68

__________ is the best connection for outputting to television,and comes in three standard sizes,Standard,Mini,and Micro.

Question 69

Most __________ connections on video cards these days natively support analog signals,and will use a simple adapter to connect a VGA cable to the video card.

Question 70

A pixel is made up of a group of red,green,and blue phosphors,called a(n)____________________.

Question 71

What will happen if the phosphors in a monitor have too much or too little persistence?

Question 72

When IBM introduced the VGA standard in video cards,it offered 16 colors at a resolution of ____________________ pixels.

Question 73

________ doubles the input/output rate of GDDR4.

Question 74

Using DPMS,a typical CRT monitor's power consumption will be reduced to approximately ________ watts and a LCD monitor will be reduced to about ________ watts.

Question 75

The __________ applet in Windows XP has five tabs by default.

Question 76

The video RAM and the ____________________ are the two major components of the video card.

Question 77

In the PC gaming world,____________________ is a small picture that is tiled over and over again on walls,floors,and other surfaces to create the 3-D surfaces.

Question 78

All LCD monitors have a (n)____________________ refresh rate.

Question 79

The ____________________ takes commands from the CPU and translates them into coordinates and color information that the monitor understands and displays.

Question 80

To update your display adapter driver,navigate to the Properties dialog box for your adapter,select the Driver tab and then click the ____________________ button to start the Hardware Update Wizard.