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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. 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
Resolution
Pixel pitch
Response time
2. If you are concerned about dead pixels - review the ____ before purchasing.
1152 864
Speakers USB
IPS (In Plane Switching)
Return policy
3. LCD monitors often include features for HDTV support such as built-in speakers and audio-out to ____ speakers. LCD monitors often include features for HDTV support such as an HDTV tuner to allow you to watch TV and change channels when the monitor is
IPS (In Plane Switching)
IPS (In Plane Switching)
Interlacing
External
4. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Brighter
Response time
Static
Resolution
5. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
Resolution
D-sub
CCFL (Cold Cathode Fluorescent Lamp)
800 600
6. ____ female port.
Composite
Shadow mask
Backlight
DVI-D (digital video-digital)
7. ____ 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.
Return policy
IPS (In Plane Switching)
CRT
S-video
8. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Backlight
Dynamic
4
Y UV
9. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Contrast ratio
Higher sharper
LED (Light Emitting Diode)
16:9
10. TN panels have ____ viewing angles and contrast ratios than the other display types.
VA (Vertical Alignment)
F-type
Worse
Resolution
11. 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.
Progressive scanning
Degauss
Interlacing
LCD
12. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
CRT
Aperture grill
VA (Vertical Alignment)
Backlight
13. Additional monitor features include built in ____ or ____ hub.
Adapter
Speakers USB
Single link
Y brightness
14. ____ 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.
Shadow mask
CRT native
CRT
1400 1050
15. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
Y UV
720p 1080i
1024 768
CRT
16. 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
30 99
1920 1080
Degauss
perture grill
17. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
IPS (In Plane Switching)
both video and audio input
Dual
Brighter
18. 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
Same cable
Video card
Degauss
Flat displays
19. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
Pixel pitch
1920 1200
Brightness
Contrast ratio
20. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
1600 1200
Video card
Response time
Diagonal
21. TN panels have ____ viewing angles and contrast ratios than the other display types.
G2G (grey-to-grey - or GTG)
DB-15
Worse
Digital
22. Pressing lightly on the ____ may revive the pixel.
Screen
16:9
Response time
Interlacing
23. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
Utilities
Dual
1920 1200
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.
DVI-D (digital video-digital)
Resolution
VN (Twisted Nematic)
DVI-A connection
25. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
640 480
Dual
F-type
1280 1024
26. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
D-sub
Digital
Better
1400 1050
27. The s-video connector is a ____-pin mini-din connector that has two separate channels - one for Y (luminance) and one for UV (color).
4
VA (Vertical Alignment)
6
Interlacing
28. 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.
800 600
Backlight
Screen
1400 1050
29. A ____ connection on a video card provides analog - video-only TV output. These video connectors are RCA connectors (typically yellow).
Composite video
1920 1080
1280 1024
Dot pitch
30. 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
Interlacing
CRT
Video card
Shadow mask
31. 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
CRT
Physical effective
Shadow mask
Return policy
32. 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.
IPS (In Plane Switching)
perture grill
1024 768
Brightness
33. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Dual
1600 1200
Composite video
1280x720 1920x1080
34. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
2048 1536
Worse
perture grill
30 99
35. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Resolution
DVI HDMI
Converter box
30 99
36. 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.
Composite video
DB-15
Interlacing
Dead
37. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
IPS (In Plane Switching)
Adapter
F-type
Viewing angle
38. DVI-D ____ link cable.
4:3
Return policy
1400 1050
Single
39. 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.
CCFL (Cold Cathode Fluorescent Lamp)
Dead
6
Widescreen
40. Additional monitor features include built in ____ or ____ hub.
Degauss
1280 1024
Speakers USB
U V color
41. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
1920 1200
Physical effective
Degauss
LED (Light Emitting Diode)
42. 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).
1280 1024
CCFL (Cold Cathode Fluorescent Lamp)
Resolution
Static
43. 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.
Progressive scanning
1680 1050
Degauss
G2G (grey-to-grey - or GTG)
44. 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.
perture grill
Brightness
DVI-A connection
DVI HDMI
45. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
Single
both video and audio input
6
1400 1050
46. ____ video cable and female port.
Screen
DVI-I DVI-D
Interlacing
Composite
47. CRT monitors with DVI-D connectors are possible but rare. This means that the CRT monitor accepts ____ input.
Analog CRT monitor
VA (Vertical Alignment)
Digital
30 99
48. TN panels have ____ viewing angles and contrast ratios than the other display types.
Static
Separately
Worse
Video card
49. 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.
IPS (In Plane Switching)
RCA
6
Analog output
50. Composite signals combine three qualities of video into a single signal; the Y channel is for brightness or luminance and ____ and ____ channels provide ____ information.
Aspect ratio
U V color
Video card
1024 768