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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. ____ panels are the most expensive type of panel - and could be difficult to find.
Static
Widescreen
IPS (In Plane Switching)
1152 864
2. 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.
CCFL (Cold Cathode Fluorescent Lamp)
Progressive scanning
DVI-A connection
Static
3. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Contrast ratio
1280x720 1920x1080
Color shift
TV-tuner
4. Video cards with HDTV output typically include a conversion cable that converts the 7-pin connector into three ____ cables for connecting to an HDTV device.
RCA
Viewing angle
4:3
CRT
5. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
4:3
Dot pitch
Dynamic
DisplayPort
6. Composite signals combine three qualities of video into a single signal; the Y channel is for brightness or luminance and ____ and ____ channels provide ____ information.
U V color
Better
Pixel pitch
IPS (In Plane Switching)
7. 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.
Higher sharper
D-sub connector
VN (Twisted Nematic)
Widescreen
8. You can connect LCD monitors to a video card with a DVI-I connector with either a ____ or ____ connection.
DVI-I DVI-D
DisplayPort
Interlacing
Dot pitch
9. ____ video cable and female port.
LCD monitor that accepts an analog connection
CRT
30 99
Composite
10. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
Utilities
1920 1200
Worse
U V color
11. ____ DVI-D connectors have 3 rows of 8 pins plus the horizontal pin (often called a 25-pin - 24+1-pin - or 24-pin connector).
Physical effective
both video and audio input
IPS (In Plane Switching)
Dual link
12. ____ and ____ are electrically equivalent - meaning that a simple pin-to-pin adapter is all that is required to connect a DVI device to an HDMI port.
Aspect ratio
G2G (grey-to-grey - or GTG)
Dot pitch
DVI HDMI
13. When connecting various devices to a computer video card - you can typically find converter cables to match the interface on the video card with the interface on the device. However - these cables do not convert from ____ to ____ signaling.
DMS-59
1280 1024
analog digital
Viewing angle
14. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
Converter box
CRT
Dead pixel
Diagonal
15. There are ____ to identify and possibly fix dead pixels on a monitor.
1280 1024
Utilities
Degauss
Speakers USB
16. The ____ contrast ratio indicates the difference that can be displayed at the same time.
HDTV
Physical effective
perture grill
Static
17. You can connect analog CRT monitors to a video card with a...
IPS (In Plane Switching)
D-sub connector
CRT
Shadow mask
18. S-video (separate-video - Y/C - or S-VHS) connections are present on many video cards and supply ____ - video-only TV output.
perture grill
Analog
Interlacing
DVI-A connection
19. ____ 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
1600 1200
TV-tuner
HDMI (High-Definition Multimedia Interface)
LCD monitor that accepts an analog connection
20. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Resolution
Interlacing
1600 1200
Single
21. 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
Pixels
DVI-D (digital video-digital)
TFT (thin film transistor)
22. ____ cable and female port.
S-video
perture grill
640 480
Digital
23. DVI-D ____ link cable.
1024 768
Single
Interlacing
DVI-D (digital video-digital)
24. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Better
Brightness
Interlacing
VN (Twisted Nematic)
25. ____ monitors use a single value for the screen size. These monitors can use the entire screen for displaying images - use a liquid crystal material and transistors to display images.
VA (Vertical Alignment)
CRT native
VN (Twisted Nematic)
LCD
26. 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)
perture grill
HDMI (High-Definition Multimedia Interface)
DisplayPort
27. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
DVI-I DVI-D
DVI-D (digital video-digital)
LCD
CCFL (Cold Cathode Fluorescent Lamp)
28. The HDTV connector uses a ____-pin mini-din cable.
Progressive scanning
DisplayPort
7
Single
29. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
720p 1080i
Diagonal
2048 1536
Video card
30. Monitor size is typically described using a ____ measurement.
LCD
Aspect ratio
Diagonal
1920 1200
31. The D-sub connector on a video card provides....
1920 1200
1024 768
30 99
Analog output
32. 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.
Response time
both video and audio input
Dead
6
33. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
perture grill
1600 1200
D-sub connector
CRT
34. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
CRT native
Video card
4:3
HDCP
35. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
IPS (In Plane Switching)
Color shift
Aspect ratio
1152 864
36. 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
Resolution
1680 1050
Degauss
Contrast ratio
37. 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 ____.
Resolution
Brighter
Aperture grill
Converter box
38. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Color shift
External
Degauss
Dual
39. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Dual
Analog
Video card
Diagonal
40. ____ (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
640 480
4:3
both video and audio input
41. TN panels have ____ viewing angles and contrast ratios than the other display types.
TFT (thin film transistor)
Physical effective
Worse
Aspect ratio
42. The ____ is the ratio of the width and the height.
Aspect ratio
U V color
HDMI (High-Definition Multimedia Interface)
Physical effective
43. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
Dead pixel
1920 1200
CRT native
HDCP
44. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
640 480
Video card
1152 864
DVI-I (digital video-integrated)
45. ____ 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)
D-sub
Response time
DB-15
46. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. WSXGA+ = ____ x ____. UXGA = 1600 x 1200 WUXGA = 1920 x 1200
Resolution
Interlacing
perture grill
1680 1050
47. 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
Utilities
G2G (grey-to-grey - or GTG)
Normal
Shadow mask
48. 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.
D-sub connector
Analog CRT monitor
6
Progressive scanning
49. ____ on the screen can be mistaken for a dead pixel.
Aspect ratio
Response time
CCFL (Cold Cathode Fluorescent Lamp)
Debris
50. 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.
1920 1200
Brightness
800 600
Backlight