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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. Some LCD monitors have a D-sub connection - or you might need a cable with this connection on one end and a _______ on the other end to connect to the LCD monitor.
DVI-A connection
LED (Light Emitting Diode)
1024 768
VA (Vertical Alignment)
2. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
HDCP
30 99
Pixel pitch
Response time
3. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Flat displays
Progressive scanning
DVI-D (digital video-digital)
16:9
4. Use the ____ connection to connect a TV - VCR - or video camera to the video card. Audio signals must be supplied separately.
Converter box
Physical effective
Composite
Brighter
5. 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.
720p 1080i
VA (Vertical Alignment)
Widescreen
U V color
6. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
1600 1200
TFT (thin film transistor)
Worse
Response time
7. ____ female port.
Resolution
LCD
Color shift
DVI-D (digital video-digital)
8. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
Single
IPS (In Plane Switching)
2048 1536
VA (Vertical Alignment)
9. ____ panels are the most expensive type of panel - and could be difficult to find.
IPS (In Plane Switching)
D-sub connector
720p 1080i
Pixel pitch
10. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.
CRT
6
Physical effective
LCD monitor that accepts an analog connection
11. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
Y brightness
1152 864
CRT
RCA
12. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
1600 1200
CRT
800 600
4:3
13. 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.
Utilities
IPS (In Plane Switching)
Response time
D-sub connector
14. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
DVI-D (digital video-digital)
TFT (thin film transistor)
Resolution
DVI-A (digital video-analog)
15. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
Response time
Dynamic
Backlight
1024 768
16. Pressing lightly on the ____ may revive the pixel.
Response time
CRT
DVI-D (digital video-digital)
Screen
17. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
800 600
1920 1200
Video card
Degauss
18. DVI-D ____ link cable.
CRT
Dual
Diagonal
Higher voltage
19. 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.
Digital
Progressive scanning
Aperture grill
Worse
20. A DVI-A (digital video-analog) is used for an ____________. Use a cable with a D-sub connection on one end and this connection on the other end to connect to the monitor.
1400 1050
U V color
Return policy
Analog CRT monitor
21. The ____ is the ratio of the width and the height.
S-video
Aspect ratio
DVI-D (digital video-digital)
perture grill
22. ____ 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)
DisplayPort
4:3
HDCP
23. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
CRT
6
Progressive scanning
24. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Video card
Dynamic
D-sub
Dot pitch
25. Additional monitor features include built in ____ or ____ hub.
Dead pixel
VN (Twisted Nematic)
Speakers USB
External
26. 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.
Digital
Response time
Single
DB-15
27. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
D-sub connector
Brighter
Y brightness
CRT native
28. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
4:3
1920 1080
Analog
CRT
29. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
640 480
2048 1536
DVI-A (digital video-analog)
Normal
30. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
Aperture grill
Resolution
640 480
CRT
31. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
DVI-D (digital video-digital)
perture grill
Flat displays
Video card
32. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
2048 1536
Flat displays
LED (Light Emitting Diode)
D-sub
33. DVI-D ____ link cable.
LCD
Dual
Contrast ratio
both video and audio input
34. DVI-D ____ link cable.
Dynamic
Single
DB-15
VN (Twisted Nematic)
35. 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.
Same cable
Widescreen
D-sub DVI-A
CCFL (Cold Cathode Fluorescent Lamp)
36. Some LCD monitors have a D-sub connection - or you might need a cable with this connection on one end and a _______ on the other end to connect to the LCD monitor.
DVI-A connection
Worse
Dot pitch
Y UV
37. Without a built-in tuner - video input is limited to a ____ channel - and changing TV channels must be done at the ____ device before inputting into the video card.
Single source
DVI-D (digital video-digital)
1280x720 1920x1080
Aspect ratio
38. The HDTV connector uses a ____-pin mini-din cable.
Converter box
7
Adapter
30 99
39. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
HDTV
Better
30 99
Composite video
40. 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
CCFL (Cold Cathode Fluorescent Lamp)
16:9
1400 1050
IPS (In Plane Switching)
41. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
Better
LCD monitor that accepts an analog connection
G2G (grey-to-grey - or GTG)
1024 768
42. 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.
DVI-A (digital video-analog)
Analog
TFT (thin film transistor)
Resolution
43. TN panels have poor color reproduction due to the fact that only ____-bits per color can be displayed. They mimic true 24-bit color using dithering and other techniques.
Video card
6
Dual link
1400 1050
44. If you are concerned about dead pixels - review the ____ before purchasing.
720p 1080i
Return policy
D-sub
Resolution
45. ____ 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.
Dynamic
LED (Light Emitting Diode)
Brightness
DVI-A connection
46. The ____ is the ratio of the width and the height.
F-type
Progressive scanning
Aspect ratio
Pixel pitch
47. 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
Resolution
Separately
DB-15
48. Having a few dead ____ can be common on many displays.
Analog output
IPS (In Plane Switching)
IPS (In Plane Switching)
Pixels
49. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Color shift
Response time
4:3
6
50. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Viewing angle
Dot pitch
Video card
Shadow mask