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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. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
640 480
Converter box
Single
Dynamic
2. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
Brighter
Converter box
30 99
Pixel pitch
3. TN panels have ____ viewing angles and contrast ratios than the other display types.
1280x720 1920x1080
DVI-I (digital video-integrated)
Worse
Higher sharper
4. 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).
CRT native
D-sub
1280 1024
LED (Light Emitting Diode)
5. 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.
Refresh
Viewing angle
DB-15
Normal
6. DVI-D ____ link cable.
IPS (In Plane Switching)
1920 1200
Refresh
Dual
7. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
DMS-59
Resolution
Video card
4:3
8. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Backlight
G2G (grey-to-grey - or GTG)
Flat displays
1024 768
9. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Aperture grill
Dot pitch
Normal
DVI-D (digital video-digital)
10. 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.
1152 864
Analog CRT monitor
Backlight
Higher sharper
11. 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.
Dead pixel
Analog CRT monitor
External
30 99
12. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Normal
Higher sharper
LED (Light Emitting Diode)
1024 768
13. 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.
VN (Twisted Nematic)
DB-15
IPS (In Plane Switching)
1280 1024
14. 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.
7
6
Brighter
TV-tuner
15. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Single
IPS (In Plane Switching)
Normal
Widescreen
16. ____ 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
Interlacing
DVI-A (digital video-analog)
HDMI (High-Definition Multimedia Interface)
Shadow mask
17. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
1920 1200
Pixel pitch
7
Response time
18. 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
1280 1024
Shadow mask
Single
6
19. 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
Dual
Response time
Aspect ratio
20. Having a few dead ____ can be common on many displays.
6
D-sub connector
Shadow mask
Pixels
21. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
Speakers USB
Response time
Debris
22. There are ____ to identify and possibly fix dead pixels on a monitor.
6
1680 1050
Viewing angle
Utilities
23. If you are concerned about dead pixels - review the ____ before purchasing.
Return policy
CRT
Dual
DB-15
24. TN panels have ____ viewing angles and contrast ratios than the other display types.
Worse
IPS (In Plane Switching)
30 99
DVI-I (digital video-integrated)
25. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Dead
VN (Twisted Nematic)
Pixels
Dynamic
26. 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.
IPS (In Plane Switching)
Diagonal
30 99
Resolution
27. 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.
Color shift
DVI-D (digital video-digital)
Progressive scanning
Aperture grill
28. ____ 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.
CRT
DVI-I (digital video-integrated)
30 99
DVI HDMI
29. ____ 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.
F-type
VA (Vertical Alignment)
Video card
Brightness
30. TN panels have ____ viewing angles and contrast ratios than the other display types.
Worse
Aspect ratio
Dot pitch
4:3
31. 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.
Brightness
Dual
DVI-A (digital video-analog)
1280 1024
32. 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
perture grill
Dynamic
LED (Light Emitting Diode)
33. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
VN (Twisted Nematic)
1024 768
Viewing angle
Worse
34. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Response time
2048 1536
Flat displays
Brighter
35. ____ 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.
1280x720 1920x1080
DVI-A connection
IPS (In Plane Switching)
Same cable
36. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
LCD monitor that accepts an analog connection
Dynamic
Better
IPS (In Plane Switching)
37. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Physical effective
Higher sharper
IPS (In Plane Switching)
DVI-D (digital video-digital)
38. 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 ____.
Refresh
4:3
Adapter
Screen
39. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
1400 1050
G2G (grey-to-grey - or GTG)
CRT native
Worse
40. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
Interlacing
Flat displays
CRT
2048 1536
41. 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).
both video and audio input
Utilities
TV-tuner
1280 1024
42. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
IPS (In Plane Switching)
IPS (In Plane Switching)
VA (Vertical Alignment)
1920 1080
43. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
4:3
Interlacing
Static
IPS (In Plane Switching)
44. 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
CRT native
Degauss
CRT native
1400 1050
45. 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.
Response time
DVI-I (digital video-integrated)
Composite
Contrast ratio
46. 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.
CRT
Splits the signal
TFT (thin film transistor)
Higher sharper
47. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
Resolution
Progressive scanning
Speakers USB
both video and audio input
48. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.
G2G (grey-to-grey - or GTG)
LCD monitor that accepts an analog connection
1600 1200
CRT
49. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Speakers USB
1680 1050
Color shift
Single link
50. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
Return policy
DVI-I (digital video-integrated)
Dynamic
Dual