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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. DVI-D ____ link cable.
1600 1200
TFT (thin film transistor)
Single
Return policy
2. ____ 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.
IPS (In Plane Switching)
640 480
Brighter
Y brightness
3. You can only connect a digital monitor to a DVI-D connector. Connecting an analog monitor - such as a CRT monitor - is only possible by using a special ____.
IPS (In Plane Switching)
Converter box
Backlight
1152 864
4. 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.
Brightness
Physical effective
DVI-A (digital video-analog)
TFT (thin film transistor)
5. An ____ connector supplies analog - video-only TV output in three separate channels: R (red) - G (green) - and B (blue).
U V color
HDTV
CCFL (Cold Cathode Fluorescent Lamp)
30 99
6. There are currently two methods used for the backlight - 2) ____ backlights provide brighter screens - lower power consumption - a wider color range - greater contrast - and mercury-free construction. They use DC power - eliminating the need for an i
LED (Light Emitting Diode)
Y brightness
Response time
HDCP
7. 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.
Response time
HDCP
Dead
Separately
8. 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.
Physical effective
Widescreen
Interlacing
1280x720 1920x1080
9. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Resolution
Better
D-sub DVI-A
Interlacing
10. The ____ contrast ratio indicates the difference that can be displayed at the same time.
1280x720 1920x1080
Response time
DVI-A (digital video-analog)
Static
11. RT monitors use an electron beam that hits phosphor dots inside of a vacuum tube. While it is possible for a CRT monitor to have a digital connection - virtually all CRT monitors connect to the video card using a ____ (also called a D-sub) connector.
HDMI (High-Definition Multimedia Interface)
both video and audio input
Single link
DB-15
12. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Dual
1600 1200
1024 768
Color shift
13. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Shadow mask
Flat displays
Composite
DVI-A (digital video-analog)
14. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
Degauss
Dead pixel
Dot pitch
720p 1080i
15. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Color shift
LED (Light Emitting Diode)
DB-15
Dynamic
16. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Worse
IPS (In Plane Switching)
Same cable
4:3
17. Cheaper TVs and monitors at lower resolutions or using ____ (where every other line is drawn with each pass) are not capable of displaying all of the video content in full HD.
analog digital
Interlacing
HDMI (High-Definition Multimedia Interface)
640 480
18. DisplayPort does not use ______ than DVI and HDMI.
TFT (thin film transistor)
Physical effective
Higher voltage
both video and audio input
19. You can connect analog CRT monitors to a video card with a...
720p 1080i
Dot pitch
D-sub connector
Dual link
20. 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.
1280 1024
Widescreen
Resolution
800 600
21. TN panels have ____ viewing angles and contrast ratios than the other display types.
Worse
DVI-A connection
Color shift
16:9
22. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
IPS (In Plane Switching)
Color shift
CRT
Pixels
23. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
1280 1024
1400 1050
640 480
Composite
24. ____ monitors will typically list the monitor size along with the viewable image size which is smaller than the total screen size. Because of how the monitor is made - not all of the available screen size can actually display an image.
Resolution
Converter
CRT
720p 1080i
25. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
D-sub
Physical effective
CRT
Interlacing
26. There are currently two methods used for the backlight - 2) ____ backlights provide brighter screens - lower power consumption - a wider color range - greater contrast - and mercury-free construction. They use DC power - eliminating the need for an i
Response time
640 480
LED (Light Emitting Diode)
External
27. ____ 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
Dual
Contrast ratio
perture grill
HDMI (High-Definition Multimedia Interface)
28. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Progressive scanning
Dual link
Dot pitch
DVI-D (digital video-digital)
29. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
DVI-I DVI-D
External
Higher sharper
VN (Twisted Nematic)
30. DisplayPort uses a digital-only signal. To connect a VGA monitor to it - you will need a special active ____ that reformats the signal for analog devices.
Converter
Analog CRT monitor
1680 1050
4:3
31. 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.
Brightness
Physical effective
1152 864
6
32. TN panels have ____ viewing angles and contrast ratios than the other display types.
Brightness
Worse
Normal
TV-tuner
33. 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.
Splits the signal
HDCP
16:9
IPS (In Plane Switching)
34. The ____ is the ratio of the width and the height.
Aspect ratio
D-sub connector
Converter
Resolution
35. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
DVI-A (digital video-analog)
DVI-D (digital video-digital)
IPS (In Plane Switching)
Normal
36. 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.
both video and audio input
perture grill
TV-tuner
Dead pixel
37. ____ 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.
Shadow mask
LCD
1400 1050
IPS (In Plane Switching)
38. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
1600 1200
Higher sharper
DMS-59
2048 1536
39. LDC monitors use ____ panels that are the most common type used in computer monitors - especially in smaller sizes. These panels have very good response times (2ms to 5ms) - so are well-suited for games with a lot of motion.
IPS (In Plane Switching)
Dual
CRT native
VN (Twisted Nematic)
40. 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.
1280 1024
Progressive scanning
30 99
Worse
41. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
D-sub connector
Shadow mask
IPS (In Plane Switching)
both video and audio input
42. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
Dual
1280x720 1920x1080
4:3
Interlacing
43. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
Static
Pixel pitch
4:3
Single
44. ____ (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.
DB-15
Diagonal
RCA
720p 1080i
45. Most manufactures have a minimum number of ____ pixels that must exist before they will consider an exchange. In addition - some place limitations on where they must be located in order to qualify.
Response time
Dead
Video card
S-video
46. 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.
Single
Better
perture grill
DVI-A (digital video-analog)
47. 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
1920 1080
Brighter
DisplayPort
48. As with composite and s-video - audio must be supplied to the device...
Viewing angle
Separately
Digital
Viewing angle
49. ____ on the screen can be mistaken for a dead pixel.
2048 1536
Debris
Converter
Single
50. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Single link
Brighter
Refresh
Analog output