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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. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
G2G (grey-to-grey - or GTG)
Converter box
Dot pitch
S-video
2. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
CRT
Dynamic
Shadow mask
Dot pitch
3. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
HDTV
VA (Vertical Alignment)
CCFL (Cold Cathode Fluorescent Lamp)
Analog output
4. Monitor size is typically described using a ____ measurement.
Splits the signal
Diagonal
Video card
RCA
5. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
DVI-A connection
D-sub
Response time
Return policy
6. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
640 480
LCD monitor that accepts an analog connection
Resolution
Dead pixel
7. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Interlacing
7
CRT
RCA
8. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
800 600
Response time
1152 864
Separately
9. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
IPS (In Plane Switching)
Refresh
Color shift
Resolution
10. The D-sub connector on a video card provides....
Analog output
CRT native
Dynamic
Y UV
11. 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.
Dual
Progressive scanning
IPS (In Plane Switching)
6
12. Additional monitor features include built in ____ or ____ hub.
Backlight
Speakers USB
LCD monitor that accepts an analog connection
CCFL (Cold Cathode Fluorescent Lamp)
13. ____ 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
Better
DVI-D (digital video-digital)
HDMI (High-Definition Multimedia Interface)
Contrast ratio
14. 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.
30 99
Worse
Y UV
Speakers USB
15. 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.
Interlacing
30 99
Y brightness
perture grill
16. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Brighter
perture grill
Diagonal
Higher sharper
17. ____ 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.
Analog CRT monitor
Brightness
analog digital
Y brightness
18. DVI-D ____ link cable.
Resolution
IPS (In Plane Switching)
30 99
Dual
19. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Laptop
CRT
1600 1200
perture grill
20. If you are concerned about dead pixels - review the ____ before purchasing.
Return policy
1920 1200
Refresh
Debris
21. ____ 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.
Brightness
Converter box
LCD
Dual
22. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
Response time
VN (Twisted Nematic)
Contrast ratio
DVI-D (digital video-digital)
23. DVI-D ____ link cable.
Speakers USB
S-video
analog digital
Single
24. The ____ is the number of pixels available on a display screen. Specifically - it is described by the amount of pixels horizontally across the display by the amount of pixels vertically down the display.
6
Same cable
Aperture grill
Resolution
25. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1280 1024
1024 768
CRT
Pixels
26. ____ panels have the best color reproduction quality and viewing angles of the display types - and are well suited for graphic design where full and accurate color representation is required.
CRT
Worse
IPS (In Plane Switching)
DVI-I DVI-D
27. TN panels have ____ viewing angles and contrast ratios than the other display types.
1400 1050
Worse
Flat displays
1152 864
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
CRT
16:9
Brighter
Speakers USB
29. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
1680 1050
Static
800 600
Dead pixel
30. A quicker ____ is needed when viewing moving images such as video or games. If it is too slow (above 8ms) the result are ghosting or blurred images.
Single link
4:3
Interlacing
Response time
31. ____ video cable and female port.
DVI HDMI
F-type
Composite
both video and audio input
32. Screen size is often expressed in two different measures - the ____ screen size (also called the actual size) and the ____ viewing size that identifies the largest image size that can be displayed.
External
1152 864
Physical effective
Worse
33. 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.
Converter
Contrast ratio
1400 1050
LCD
34. 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.
Contrast ratio
TFT (thin film transistor)
Utilities
Speakers USB
35. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
Refresh
Color shift
Single link
640 480
36. 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
Flat displays
1680 1050
Resolution
Backlight
37. A ____ connection on a video card provides analog output and are rarely (if ever) used for computers monitors - but might be used on some HDTV systems.
Screen
Shadow mask
D-sub
DVI-A (digital video-analog)
38. ____ (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.
both video and audio input
D-sub connector
720p 1080i
1400 1050
39. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Viewing angle
4
HDCP
Better
40. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
Widescreen
U V color
IPS (In Plane Switching)
1152 864
41. 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.
CRT native
DisplayPort
Contrast ratio
Video card
42. Having a few dead ____ can be common on many displays.
1920 1200
Pixels
640 480
Response time
43. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
1400 1050
Y UV
Dot pitch
Aspect ratio
44. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Interlacing
Higher sharper
Brightness
DVI-D (digital video-digital)
45. ____ displays have a 4:3 aspect ratio (used in CRT displays).
DisplayPort
Normal
1024 768
1920 1080
46. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1024 768
VA (Vertical Alignment)
Interlacing
DVI HDMI
47. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
IPS (In Plane Switching)
DVI-D (digital video-digital)
4:3
1024 768
48. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Flat displays
1024 768
4:3
Brighter
49. 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
Color shift
Single source
Resolution
Viewing angle
50. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Brighter
Viewing angle
Pixel pitch
DVI-D (digital video-digital)