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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.
Interlacing
D-sub DVI-A
Response time
LED (Light Emitting Diode)
2. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1920 1200
1024 768
1280x720 1920x1080
G2G (grey-to-grey - or GTG)
3. 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.
Single link
Interlacing
Dead
Brighter
4. The D-sub connector on a video card provides....
Analog output
DVI-I DVI-D
VN (Twisted Nematic)
IPS (In Plane Switching)
5. 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.
1600 1200
1280 1024
IPS (In Plane Switching)
Analog CRT monitor
6. ____ video cable and female port.
Brightness
Composite
Color shift
VN (Twisted Nematic)
7. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Interlacing
CRT
Y UV
30 99
8. 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.
DB-15
1280x720 1920x1080
DVI-A connection
Single source
9. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
both video and audio input
D-sub
TFT (thin film transistor)
Resolution
10. ____ 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
Brightness
4:3
Speakers USB
11. 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.
Better
Resolution
4:3
Response time
12. 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
Single link
Worse
CRT
13. TN panels have ____ viewing angles and contrast ratios than the other display types.
Worse
1920 1080
CRT
Shadow mask
14. 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
Dual
16:9
Better
Analog output
15. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
CRT native
VN (Twisted Nematic)
IPS (In Plane Switching)
1600 1200
16. Having a few dead ____ can be common on many displays.
D-sub
Interlacing
720p 1080i
Pixels
17. 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.
Analog CRT monitor
IPS (In Plane Switching)
Response time
DVI-I (digital video-integrated)
18. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
Static
G2G (grey-to-grey - or GTG)
S-video
DVI-I (digital video-integrated)
19. 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
Brighter
Dual
Degauss
20. ____ (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.
720p 1080i
Flat displays
RCA
1920 1080
21. 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
DB-15
Shadow mask
Utilities
Contrast ratio
22. 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
Degauss
Single link
VA (Vertical Alignment)
External
23. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Brighter
F-type
Normal
CRT
24. 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.
Backlight
16:9
Interlacing
DB-15
25. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Color shift
Analog output
Response time
IPS (In Plane Switching)
26. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
4:3
TFT (thin film transistor)
Analog CRT monitor
CRT native
27. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
1920 1200
Progressive scanning
CRT
both video and audio input
28. The HDTV connector uses a ____-pin mini-din cable.
VA (Vertical Alignment)
7
IPS (In Plane Switching)
Brightness
29. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
640 480
Single link
Dual link
30 99
30. 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 ____.
4:3
Brighter
DVI-A connection
Adapter
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.
Physical effective
Converter
Widescreen
Degauss
32. 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 ____.
Converter box
CRT
Brighter
analog digital
33. There are ____ to identify and possibly fix dead pixels on a monitor.
Utilities
DMS-59
Dynamic
4:3
34. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
1400 1050
Normal
4:3
CRT
35. 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 ____.
Aperture grill
Physical effective
CRT
Converter box
36. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
CRT
Video card
Single
1280 1024
37. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Analog output
1600 1200
1920 1080
D-sub connector
38. The ____ rate is the amount of time (measured in Hz) required for the CRT's electron beam to paint the screen from top to bottom. Increasing the rate reduces screen flicker.
1152 864
Debris
Refresh
1600 1200
39. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
6
D-sub
Single source
HDCP
40. There are two methods of controlling the illumination of the phosphor - 2) an ____ consists of a screen of ultra thin vertical and horizontal wires. This configuration allows more electrons through resulting in a richer color display.
Refresh
Dual
Pixel pitch
Aperture grill
41. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
Contrast ratio
VA (Vertical Alignment)
Dynamic
External
42. 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.
Contrast ratio
16:9
6
HDCP
43. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Composite
Diagonal
Dot pitch
Refresh
44. Additional monitor features include built in ____ or ____ hub.
Speakers USB
DB-15
Response time
Video card
45. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Brighter
CCFL (Cold Cathode Fluorescent Lamp)
IPS (In Plane Switching)
16:9
46. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
16:9
Contrast ratio
IPS (In Plane Switching)
Dot pitch
47. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
DB-15
640 480
DB-15
Converter box
48. The ____ is the ratio of the width and the height.
Aspect ratio
DMS-59
Composite video
Higher sharper
49. Like HDMI - DisplayPort can send audio signals over the ______ (if audio is supported by the video card and monitor).
D-sub
Flat displays
Same cable
Backlight
50. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
Flat displays
Dual link
1920 1200
640 480