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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. Monitor size is typically described using a ____ measurement.
Diagonal
CCFL (Cold Cathode Fluorescent Lamp)
1600 1200
Speakers USB
2. ____ 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.
Aperture grill
CRT native
CRT
Brightness
3. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
CRT native
DVI-D (digital video-digital)
Dot pitch
DVI-A (digital video-analog)
4. The D-sub connector on a video card provides....
Analog output
Single
VN (Twisted Nematic)
LED (Light Emitting Diode)
5. ____ panels are the most expensive type of panel - and could be difficult to find.
Backlight
Splits the signal
D-sub
IPS (In Plane Switching)
6. ____ 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.
Response time
Dual link
LCD
Converter box
7. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Brightness
Aperture grill
Brighter
Composite
8. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
4
Response time
Degauss
Contrast ratio
9. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
1920 1080
Speakers USB
Composite
CCFL (Cold Cathode Fluorescent Lamp)
10. ____ 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.
1024 768
Brightness
Higher sharper
Single
11. DVI-D ____ link cable.
Dual
Single link
Video card
1280 1024
12. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
Response time
Interlacing
1920 1200
Dot pitch
13. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
Resolution
CCFL (Cold Cathode Fluorescent Lamp)
1024 768
Dot pitch
14. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
CRT native
4:3
LED (Light Emitting Diode)
1600 1200
15. 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
Contrast ratio
DB-15
IPS (In Plane Switching)
16. ____ (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
Dead
DB-15
Resolution
17. 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
1400 1050
CRT
Contrast ratio
18. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
IPS (In Plane Switching)
DVI-D (digital video-digital)
Converter box
G2G (grey-to-grey - or GTG)
19. There are currently two methods used for the backlight - 1) ____ that is currently the most common backlight source and require an inverter to provide AC power to the backlight.
CCFL (Cold Cathode Fluorescent Lamp)
640 480
CRT
Analog output
20. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
Single link
720p 1080i
DVI HDMI
2048 1536
21. 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
DVI-D (digital video-digital)
G2G (grey-to-grey - or GTG)
Resolution
Degauss
22. 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.
4:3
Physical effective
720p 1080i
Utilities
23. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
1600 1200
perture grill
Viewing angle
both video and audio input
24. ____ (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.
Resolution
720p 1080i
DVI-A (digital video-analog)
LCD monitor that accepts an analog connection
25. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
CRT native
D-sub
Viewing angle
1680 1050
26. 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 ____.
1024 768
1920 1200
4:3
Adapter
27. TN panels have ____ viewing angles and contrast ratios than the other display types.
Worse
CRT native
1680 1050
Contrast ratio
28. 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
Brighter
Speakers USB
DVI-I (digital video-integrated)
29. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
Flat displays
800 600
Dead pixel
Backlight
30. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
1600 1200
Utilities
640 480
RCA
31. 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
Brightness
Static
Aperture grill
32. Do not confuse video in - which can be supplied by composite - s-video - or HDTV connectors - with ____ capabilities. The built-in tuner means that the card or monitor itself has the ability to accept multi-channel input and change the display by cha
TV-tuner
Single
LED (Light Emitting Diode)
Converter
33. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
U V color
Interlacing
1600 1200
Video card
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.
1280 1024
Response time
IPS (In Plane Switching)
1680 1050
35. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
CRT native
Return policy
Composite
Better
36. 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.
Single
6
DVI-I DVI-D
30 99
37. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
30 99
1400 1050
CRT
DVI-D (digital video-digital)
38. 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.
CCFL (Cold Cathode Fluorescent Lamp)
Widescreen
30 99
Higher sharper
39. Like HDMI - DisplayPort can send audio signals over the ______ (if audio is supported by the video card and monitor).
Higher sharper
Same cable
Brighter
Dot pitch
40. ____ 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.
Brightness
Debris
Debris
1280x720 1920x1080
41. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
Resolution
800 600
TFT (thin film transistor)
Degauss
42. 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
Contrast ratio
External
LED (Light Emitting Diode)
Better
43. 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
Splits the signal
CRT native
16:9
720p 1080i
44. There are ____ to identify and possibly fix dead pixels on a monitor.
LCD
D-sub connector
1400 1050
Utilities
45. ____ 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).
Dual link
DVI-D (digital video-digital)
Composite video
1280 1024
46. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Dual
Resolution
Response time
4:3
47. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
Pixels
Interlacing
Backlight
CRT
48. 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.
IPS (In Plane Switching)
30 99
Refresh
6
49. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
Y brightness
CRT
External
1152 864
50. The HDTV connector uses a ____-pin mini-din cable.
CRT
7
External
6