chapter 21
Which of the following resolutions will produce the best quality picture on the monitor (assuming the monitor is capable of displaying the resolutions well)?
1280X1024
CRT monitors attach to the video card by using a ______
15 pin, 3 row, DB
A user wishes to display millions of colors. What is the minimum color depth the user must set in the adapter settings?
24 bit
Which of the following problems would make it impossible to repair an LCD monitor?
A broken LCD panel
If one of the colors is missing on the monitor and you cannot fix the problem by adjusting the front controls, you should then check for __________________.
A broken cable or bent pins
The ____ bus designed specifically for video cards connects directly to the Northbridge but has for the most part been phased out in favor of the ____ bus.
Accelerated Graphics port (AGP) and PCI express (PCIe)
DirectX is one of a number of _____, programs that translate instruction for the video device driver
Application programming interface (API)
If the monitor displays only a single horizontal or vertical line, the problem is likely to be caused by a __________________.
Blown yoke coil
Which two technologies are used for backlights in LCD monitors?
CCFL and LED
If your monitor displays big color blotches it indicates that you should ____ the monitor to eliminate the magnetic buildup on the shadow mask.
Deguss
What is the most popular API used by 3-D game developers?
DirectX
Apple Macs primarily use the ____ display connector type.
DisplayPort
What advantages do LCD monitors offer over CRT monitors?
Energy efficiency and no emission of potentially harmful radiation
A _____ handles the video processing chores in modern systems.
Graphics processing unit (GPU)
Which statement best describes pixels?
Higher resolutions result in more pixels per row.
The number of sweeps or raster lines that the electron guns make across the screen is called the ____ while the time it takes to draw the entire screen is called the ____
Horizontal refresh rate (HRR) and Vertical refresh rate (VRR)
A Windows XP user calls in complaining that her monitor is too small. Upon further questioning, you find out that it's not the monitor that's small, but the font and icon size that are too small! What would you do to help the user fix the problem?
In the Control Panel, open the Display applet. Select the Settings tab and decrease the screen resolution.
To provide the optimal display for an LCD monitor always set it to its ______
Native resolution
Which projector produces the brightest image?
One with the highest lumen rating
Using an aspect ratio of 4:3 the ____ refers to the number of horizontal pixels times the number of vertical pixels
Resolution
What statements best describes the electron guns in a CRT monitor?
Three electron guns, one each for red, green, and blue phosphors, paint the screen.
The size of the projected image at a specific distance form the screen is defined as the projector's ____
Throw
On a CRT screen a ____ consists of one red one green and one blue phosphor in theory the smallest pixel a monitor can display
Triad
What tool enables you to test 3-D video in a modern PC?
dxdiag
Which Control Panel applet in Windows 7 enables you to change settings involving how the monitor shows text and the Windows theme that determines the colors of boxes and other visual items?
personalization
