SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Comptia A +: Hardware Display Devices
Start Test
Study First
Subjects
:
certifications
,
comptia-a-+
,
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
CRT
CCFL (Cold Cathode Fluorescent Lamp)
Video card
DVI-I (digital video-integrated)
2. The s-video connector is a ____-pin mini-din connector that has two separate channels - one for Y (luminance) and one for UV (color).
Response time
Response time
Widescreen
4
3. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Dot pitch
IPS (In Plane Switching)
Widescreen
Color shift
4. If the video card only has a DVI-D connector and you have an analog-only monitor - it is often cheaper to purchase a new ____ instead of the converter box.
Dual
Video card
2048 1536
CRT
5. If you are concerned about dead pixels - review the ____ before purchasing.
Return policy
perture grill
Response time
Physical effective
6. The magnetic field used for drawing the image on the screen can cause a buildup of magnetism on internal monitor components. This magnetic field can cause color distortions - especially around the edges. To correct this problem - use the ____ feature
Degauss
Resolution
IPS (In Plane Switching)
CCFL (Cold Cathode Fluorescent Lamp)
7. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Brightness
Dynamic
Better
DVI-D (digital video-digital)
8. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
Response time
CRT
4:3
perture grill
9. Like HDMI - DisplayPort can send audio signals over the ______ (if audio is supported by the video card and monitor).
Converter
1600 1200
Same cable
Return policy
10. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
IPS (In Plane Switching)
VA (Vertical Alignment)
6
Video card
11. The ____ rate is the amount of time (measured in Hz) required for the CRT's electron beam to paint the screen from top to bottom. Increasing the rate reduces screen flicker.
Refresh
analog digital
1152 864
Diagonal
12. There are currently two methods used for the backlight - 1) ____ that is currently the most common backlight source and require an inverter to provide AC power to the backlight.
Viewing angle
CCFL (Cold Cathode Fluorescent Lamp)
Flat displays
Screen
13. There are two methods of controlling the illumination of the phosphor - 1) ____ that consists of a metal screen full of holes that are aligned with each dot. The screen shields the electron beam from illuminating between dots and leaves an outline ar
30 99
Y brightness
720p 1080i
Shadow mask
14. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
CRT
Dual
Analog CRT monitor
1024 768
15. Having a few dead ____ can be common on many displays.
Analog CRT monitor
G2G (grey-to-grey - or GTG)
Pixel pitch
Pixels
16. The ____ refers to the difference in light intensity between the brightest white and the darkest black. An example is 1000:1. A higher initial number indicates a better quality picture.
Aspect ratio
Contrast ratio
TFT (thin film transistor)
1280 1024
17. Green monitors are Energy Star or Green Star compliant. These monitors use less than ____ watts and reduce power consumption by ____% when in sleep or suspended mode.
Higher sharper
30 99
Dynamic
Speakers USB
18. ____ on the screen can be mistaken for a dead pixel.
16:9
Debris
1920 1200
DVI-D (digital video-digital)
19. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
S-video
IPS (In Plane Switching)
2048 1536
DVI-I (digital video-integrated)
20. DVI-D ____ link cable.
Dual
Higher sharper
Degauss
F-type
21. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
CRT native
2048 1536
Viewing angle
2048 1536
22. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Dot pitch
Video card
6
Physical effective
23. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
DVI-I (digital video-integrated)
CRT
Speakers USB
1920 1200
24. The D-sub connector on a video card provides....
G2G (grey-to-grey - or GTG)
Analog output
DB-15
720p 1080i
25. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. WSXGA+ = ____ x ____. UXGA = 1600 x 1200 WUXGA = 1920 x 1200
Digital
Laptop
1680 1050
CRT
26. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Widescreen
Color shift
DVI-D (digital video-digital)
Higher sharper
27. ____ or luminance identifies the amount of light the monitor produces (how bright it is) and is measured in candelas per square meter (cd/m2 also called a Nit) - with a higher number indicating a brighter screen.
U V color
HDTV
Physical effective
Brightness
28. If you watch HDTV content (DVD movies) on a 16:10 monitor - the display will either be stretched slightly or have black bars (areas without video content) on the top and the bottom. If you want to optimize DVD viewing from your computer - consider pu
DVI-D (digital video-digital)
16:9
720p 1080i
Worse
29. Resolutions with a W in the name are X____ resolutions with a 16:10 aspect ratio. In addition to these standard resolutions - you can also purchase monitors with the 16:9 aspect ratio used by HDTV content.
Widescreen
HDMI (High-Definition Multimedia Interface)
Converter box
IPS (In Plane Switching)
30. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Interlacing
Normal
Higher voltage
VA (Vertical Alignment)
31. ____ (1280 x 720 progressive scan) and ____ (1920 x 1080 with interlacing) identify displays that do not support full HD content - with both 720p and 1080i being comparable in quality.
1280 1024
CRT native
720p 1080i
both video and audio input
32. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
LED (Light Emitting Diode)
Dynamic
Dead pixel
Brightness
33. DVI-D ____ link cable.
Dual
30 99
720p 1080i
1920 1200
34. On a(n) ____ monitor you might be able to see two horizontal lines running across the display. These lines are the wires that are used to dynamically change the grill opening.
Converter
DVI-A (digital video-analog)
D-sub DVI-A
perture grill
35. The ____ identifies the angle at which the image can still be seen. With LCD monitors - the image will be dimmer and colors distorted when viewed from an angle. It is described with two numbers: horizontal angle and vertical angle - with a higher num
Viewing angle
1280x720 1920x1080
Dot pitch
Color shift
36. Monitor size is typically described using a ____ measurement.
Diagonal
DVI-I (digital video-integrated)
Dead pixel
Dynamic
37. The ____ contrast ratio indicates the difference that can be displayed at the same time.
DVI-A connection
Static
CRT
Dynamic
38. Composite signals combine three qualities of video into a single signal; the ____ channel is for ____ or luminance and U and V channels provide color information.
Video card
Y brightness
Static
1680 1050
39. ____ is a digital video and audio connector used for high-definition digital audio and video. Itcombines the audio and video signals onto a single cable. You can use HDMI connectors with a video card with an ____ connector. Many of these video cards
CRT
1280x720 1920x1080
HDMI (High-Definition Multimedia Interface)
Widescreen
40. A ____ connection on a video card provides both analog and digital output.
Composite video
DVI-I (digital video-integrated)
Dot pitch
analog digital
41. Full HD content is designed for a resolution of 1920 x 1080 using ____ (where each line on the screen is redrawn in order). Full HD support is therefore referred to as 1080p.
Normal
Static
CRT native
Progressive scanning
42. The DMS-59 uses a special cable that ____________into separate video interfaces. For example - the cable might split the signal into two DVI-I connectors - two D-sub connectors - or one DVI-I connector and one D-sub connector.
Worse
TFT (thin film transistor)
Splits the signal
1280x720 1920x1080
43. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
Splits the signal
Debris
DB-15
CRT
44. The D-sub connector on a video card provides....
Analog output
Interlacing
HDMI (High-Definition Multimedia Interface)
Dot pitch
45. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA = ____ x ____ (5:4 aspect ratio).
Resolution
Utilities
1280 1024
CRT
46. The LCD ____ provides the light that makes the individual pixels visible. The light itself is actually along the top - bottom - and/or sides - with a special layer that reflects the light throughout the display.
Better
1680 1050
IPS (In Plane Switching)
Backlight
47. ____ video cable and female port.
Composite
CRT native
VN (Twisted Nematic)
DisplayPort
48. S-video can easily be converted to composite video by combining the ____ and ____ channels into a single signal.
Y UV
Return policy
Dual
Analog CRT monitor
49. Full HD content is designed for a resolution of 1920 x 1080 using ____ (where each line on the screen is redrawn in order). Full HD support is therefore referred to as 1080p.
Pixels
Progressive scanning
Flat displays
DVI-A (digital video-analog)
50. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Better
Aperture grill
Response time
Degauss