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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. 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
External
DVI-D (digital video-digital)
Dead
Y UV
2. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
1920 1080
Dead pixel
Flat displays
Widescreen
3. DisplayPort uses a different signal format than DVI or HDMI. However - it supports sending DVI or HDMI signals over the same port using a simple ____.
Adapter
Aspect ratio
Normal
800 600
4. 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.
CRT native
6
Speakers USB
Video card
5. 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.
Interlacing
DVI-D (digital video-digital)
1920 1200
Progressive scanning
6. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
perture grill
2048 1536
Same cable
Resolution
7. 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
LCD monitor that accepts an analog connection
Response time
LED (Light Emitting Diode)
8. 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
6
TFT (thin film transistor)
CRT native
Shadow mask
9. ____ on the screen can be mistaken for a dead pixel.
4:3
Response time
Debris
Pixel pitch
10. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
VA (Vertical Alignment)
DB-15
Video card
800 600
11. 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
800 600
Laptop
HDMI (High-Definition Multimedia Interface)
12. 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.
D-sub connector
DVI HDMI
Higher sharper
DB-15
13. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Diagonal
Static
Interlacing
HDTV
14. ____ (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.
Flat displays
Utilities
720p 1080i
CRT
15. 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
Normal
30 99
LED (Light Emitting Diode)
IPS (In Plane Switching)
16. ____ displays have a 4:3 aspect ratio (used in CRT displays).
DVI-I DVI-D
Normal
Laptop
External
17. The ____ connector is used to allow multiple video ports from a single connection.It is typically included on slimline video cards that can have only a single port. It sends out two separate DVI-I signals through the single connector.
30 99
Single source
Return policy
DMS-59
18. 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
Speakers USB
CRT
16:9
720p 1080i
19. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
DVI-D (digital video-digital)
Dynamic
Higher voltage
G2G (grey-to-grey - or GTG)
20. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
640 480
1280x720 1920x1080
30 99
S-video
21. 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.
Video card
IPS (In Plane Switching)
30 99
2048 1536
22. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
TV-tuner
DVI-I DVI-D
Color shift
IPS (In Plane Switching)
23. 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.
Speakers USB
HDTV
DVI-A (digital video-analog)
Physical effective
24. 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.
Utilities
S-video
Progressive scanning
Converter box
25. 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-I (digital video-integrated)
Utilities
Dual
DVI-A (digital video-analog)
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.
Pixels
IPS (In Plane Switching)
Interlacing
LCD monitor that accepts an analog connection
27. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Resolution
Brighter
Dual link
DVI-D (digital video-digital)
28. The HDTV connector uses a ____-pin mini-din cable.
Flat displays
7
perture grill
Better
29. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
6
G2G (grey-to-grey - or GTG)
CRT
1024 768
30. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
CRT
Resolution
Flat displays
analog digital
31. 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.
4:3
Progressive scanning
IPS (In Plane Switching)
30 99
32. CRT monitors with DVI-D connectors are possible but rare. This means that the CRT monitor accepts ____ input.
Aspect ratio
Digital
1280x720 1920x1080
1400 1050
33. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
G2G (grey-to-grey - or GTG)
Interlacing
Diagonal
Dual
34. ____ 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.
16:9
IPS (In Plane Switching)
Same cable
1024 768
35. 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
1600 1200
Degauss
Color shift
CRT
36. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
Pixel pitch
Aspect ratio
1680 1050
30 99
37. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
VN (Twisted Nematic)
1152 864
Dead
Degauss
38. If you are concerned about dead pixels - review the ____ before purchasing.
Better
Return policy
Interlacing
1152 864
39. Additional monitor features include built in ____ or ____ hub.
VA (Vertical Alignment)
Single link
Brightness
Speakers USB
40. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Better
Normal
Resolution
Flat displays
41. 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.
Color shift
Response time
30 99
DVI-D (digital video-digital)
42. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
6
7
1152 864
Single
43. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Diagonal
Aperture grill
External
Video card
44. 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
Color shift
Speakers USB
1920 1080
Shadow mask
45. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
Digital
both video and audio input
Return policy
46. Like HDMI - DisplayPort can send audio signals over the ______ (if audio is supported by the video card and monitor).
Adapter
1400 1050
Normal
Same cable
47. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
LCD
1920 1080
1600 1200
Converter
48. DVI-D ____ link cable.
640 480
Brightness
Dual
IPS (In Plane Switching)
49. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Viewing angle
Single link
Better
Higher sharper
50. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Pixels
Single link
Backlight
Brighter