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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. 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
1280 1024
Single link
LED (Light Emitting Diode)
VA (Vertical Alignment)
2. 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
IPS (In Plane Switching)
Speakers USB
Viewing angle
1024 768
3. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Pixel pitch
Speakers USB
Better
Splits the signal
4. There are ____ to identify and possibly fix dead pixels on a monitor.
16:9
Utilities
Physical effective
Degauss
5. ____ video cable and female port.
Splits the signal
Debris
Composite
Higher sharper
6. The ____ contrast ratio indicates the difference that can be displayed at the same time.
DVI-I DVI-D
VA (Vertical Alignment)
Static
CRT native
7. 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
720p 1080i
CCFL (Cold Cathode Fluorescent Lamp)
6
External
8. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
1600 1200
both video and audio input
1024 768
Return policy
9. 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.
Degauss
6
F-type
800 600
10. 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.
Brightness
DVI-D (digital video-digital)
Splits the signal
RCA
11. ____ (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.
Splits the signal
CCFL (Cold Cathode Fluorescent Lamp)
720p 1080i
Converter box
12. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Utilities
IPS (In Plane Switching)
DisplayPort
Dynamic
13. 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.
Pixel pitch
Dual
Widescreen
DVI-A (digital video-analog)
14. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Aspect ratio
Converter box
Normal
Video card
15. ____ (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.
Response time
720p 1080i
Shadow mask
Interlacing
16. ____ on the screen can be mistaken for a dead pixel.
1024 768
Debris
Dead
Interlacing
17. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
both video and audio input
HDCP
1280x720 1920x1080
DVI-I DVI-D
18. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
analog digital
800 600
Physical effective
G2G (grey-to-grey - or GTG)
19. 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.
Static
CRT
DVI-A (digital video-analog)
DVI-D (digital video-digital)
20. A ____ connection on a video card provides analog - video-only TV output. These video connectors are RCA connectors (typically yellow).
TFT (thin film transistor)
Composite video
Single
1600 1200
21. 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.
Interlacing
Widescreen
Dot pitch
Brightness
22. 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.
LED (Light Emitting Diode)
Analog CRT monitor
Color shift
DB-15
23. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
Contrast ratio
Dot pitch
D-sub
Single link
24. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.
DVI-I DVI-D
720p 1080i
LCD monitor that accepts an analog connection
Video card
25. ____ panels are the most expensive type of panel - and could be difficult to find.
Video card
Aspect ratio
IPS (In Plane Switching)
S-video
26. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
LCD monitor that accepts an analog connection
Video card
CRT
Response time
27. ____ 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.
LCD
Brighter
Pixel pitch
DVI-A (digital video-analog)
28. You can connect analog CRT monitors to a video card with a...
D-sub connector
External
Dynamic
30 99
29. Composite signals combine three qualities of video into a single signal; the ____ channel is for ____ or luminance and U and V channels provide color information.
Y brightness
Shadow mask
4:3
1152 864
30. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Interlacing
1600 1200
800 600
Shadow mask
31. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
IPS (In Plane Switching)
Widescreen
DVI-D (digital video-digital)
Converter box
32. You can use a DVI-to-HDMI cable to connect the ____ output from a video card to a monitor or an HDTV device that has an HDMI connector. However - this configuration only supplies video - and not audio - to the display device.
DVI-D (digital video-digital)
DVI-I (digital video-integrated)
both video and audio input
IPS (In Plane Switching)
33. 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.
Worse
Separately
Aperture grill
Physical effective
34. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1024 768
720p 1080i
Response time
DVI-D (digital video-digital)
35. 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
HDTV
Resolution
16:9
36. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
VA (Vertical Alignment)
CRT
HDMI (High-Definition Multimedia Interface)
IPS (In Plane Switching)
37. 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
1280x720 1920x1080
Pixels
CRT
Shadow mask
38. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
CRT native
D-sub DVI-A
IPS (In Plane Switching)
VN (Twisted Nematic)
39. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Normal
CRT
CRT
RCA
40. ____ 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.
TFT (thin film transistor)
CRT
DVI-D (digital video-digital)
4:3
41. You can connect analog CRT monitors to a video card with a...
1920 1080
D-sub connector
Aspect ratio
Brightness
42. 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.
Response time
Progressive scanning
Diagonal
DVI-A connection
43. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1024 768
Physical effective
Speakers USB
Response time
44. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
1920 1200
16:9
1280 1024
External
45. Monitor size is typically described using a ____ measurement.
Diagonal
Color shift
Brightness
Return policy
46. ____ 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.
Dot pitch
Flat displays
DVI-D (digital video-digital)
Brightness
47. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Higher sharper
Refresh
Aperture grill
IPS (In Plane Switching)
48. Like HDMI - DisplayPort can send audio signals over the ______ (if audio is supported by the video card and monitor).
Physical effective
16:9
Same cable
DVI-D (digital video-digital)
49. 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.
Response time
Resolution
Widescreen
Converter box
50. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
1600 1200
Physical effective
IPS (In Plane Switching)
640 480