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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 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.
Composite
800 600
1280x720 1920x1080
Analog CRT monitor
2. S-video can easily be converted to composite video by combining the ____ and ____ channels into a single signal.
Pixel pitch
Aperture grill
Dead pixel
Y UV
3. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
30 99
Response time
800 600
DVI-D (digital video-digital)
4. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
1680 1050
Diagonal
640 480
16:9
5. ____ 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)
4:3
Composite
Backlight
6. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
Brighter
IPS (In Plane Switching)
CCFL (Cold Cathode Fluorescent Lamp)
TFT (thin film transistor)
7. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Dot pitch
CRT
TV-tuner
Dual
8. An ____ connector supplies analog - video-only TV output in three separate channels: R (red) - G (green) - and B (blue).
1680 1050
Laptop
Worse
HDTV
9. Additional monitor features include built in ____ or ____ hub.
HDCP
Speakers USB
1920 1200
Better
10. TN panels have ____ viewing angles and contrast ratios than the other display types.
D-sub
Aspect ratio
LCD
Worse
11. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
LCD monitor that accepts an analog connection
VA (Vertical Alignment)
DB-15
4:3
12. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Dynamic
DVI-D (digital video-digital)
Backlight
1400 1050
13. ____ panels are the most expensive type of panel - and could be difficult to find.
1920 1200
Dual link
G2G (grey-to-grey - or GTG)
IPS (In Plane Switching)
14. 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.
IPS (In Plane Switching)
IPS (In Plane Switching)
DVI-D (digital video-digital)
Backlight
15. ____ 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.
DVI HDMI
Aspect ratio
Degauss
Widescreen
16. ____ 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).
1024 768
Dual link
Converter box
Degauss
17. Monitor size is typically described using a ____ measurement.
D-sub DVI-A
Diagonal
Static
Contrast ratio
18. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
VA (Vertical Alignment)
CRT
Resolution
Flat displays
19. DVI-D ____ link cable.
Normal
30 99
Y brightness
Single
20. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
1600 1200
Flat displays
Dot pitch
Separately
21. ____ 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
7
CRT
Converter box
22. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
Higher sharper
720p 1080i
CRT native
Pixel pitch
23. Additional monitor features include built in ____ or ____ hub.
800 600
Speakers USB
1400 1050
Degauss
24. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
DVI-A (digital video-analog)
Better
DVI-I DVI-D
Physical effective
25. ____ 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.
Analog output
DVI-D (digital video-digital)
Brightness
Return policy
26. 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
800 600
Response time
Dual link
27. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
800 600
Interlacing
Dot pitch
U V color
28. ____ panels are the most expensive type of panel - and could be difficult to find.
IPS (In Plane Switching)
Degauss
Progressive scanning
Converter box
29. 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.
Dot pitch
Resolution
Brighter
IPS (In Plane Switching)
30. The HDTV connector uses a ____-pin mini-din cable.
Video card
Diagonal
Brighter
7
31. 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.
1400 1050
Dual
Aperture grill
Dead pixel
32. 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.
Progressive scanning
640 480
CRT native
G2G (grey-to-grey - or GTG)
33. 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.
Resolution
LCD
Return policy
1920 1200
34. 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).
1400 1050
RCA
1280 1024
DVI-I (digital video-integrated)
35. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
1024 768
1280x720 1920x1080
Contrast ratio
G2G (grey-to-grey - or GTG)
36. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
Response time
1280x720 1920x1080
1280x720 1920x1080
HDCP
37. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Analog CRT monitor
Response time
G2G (grey-to-grey - or GTG)
DisplayPort
38. DVI-D ____ link cable.
DVI-D (digital video-digital)
Dual
IPS (In Plane Switching)
VA (Vertical Alignment)
39. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
1280x720 1920x1080
Better
1680 1050
DB-15
40. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Dot pitch
Static
Worse
IPS (In Plane Switching)
41. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
Analog CRT monitor
1024 768
CRT
U V color
42. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
720p 1080i
CRT native
Video card
G2G (grey-to-grey - or GTG)
43. 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.
Single link
F-type
DB-15
6
44. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
CRT
6
G2G (grey-to-grey - or GTG)
800 600
45. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
both video and audio input
Pixel pitch
DVI-D (digital video-digital)
CRT
46. If the video card only has a DVI-D connector and you have an analog-only monitor - it is often cheaper to purchase a new ____ instead of the converter box.
G2G (grey-to-grey - or GTG)
Interlacing
Video card
Speakers USB
47. 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.
Splits the signal
Dual link
Converter box
800 600
48. 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
Response time
TV-tuner
both video and audio input
4
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.
Widescreen
DVI-D (digital video-digital)
4:3
Dot pitch
50. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
1920 1200
Flat displays
Screen
Higher voltage