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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 - 1) ____ that is currently the most common backlight source and require an inverter to provide AC power to the backlight.
Laptop
CCFL (Cold Cathode Fluorescent Lamp)
DVI-I (digital video-integrated)
Better
2. Additional monitor features include built in ____ or ____ hub.
DMS-59
CRT native
Brighter
Speakers USB
3. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
1920 1080
DB-15
Analog CRT monitor
1920 1200
4. TN panels have ____ viewing angles and contrast ratios than the other display types.
Worse
1280 1024
DB-15
Dual link
5. 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.
Normal
D-sub
Response time
CCFL (Cold Cathode Fluorescent Lamp)
6. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.
DVI-D (digital video-digital)
Laptop
Response time
LCD monitor that accepts an analog connection
7. 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
Dynamic
Refresh
Analog output
8. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
D-sub connector
IPS (In Plane Switching)
IPS (In Plane Switching)
Response time
9. 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.
CCFL (Cold Cathode Fluorescent Lamp)
Diagonal
Backlight
Dot pitch
10. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Interlacing
Converter box
1920 1200
Higher sharper
11. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
4:3
G2G (grey-to-grey - or GTG)
CRT
CRT
12. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.
DB-15
LCD monitor that accepts an analog connection
DVI-I (digital video-integrated)
D-sub connector
13. 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.
6
DVI-A connection
Refresh
Video card
14. Cheaper TVs and monitors at lower resolutions or using ____ (where every other line is drawn with each pass) are not capable of displaying all of the video content in full HD.
800 600
D-sub connector
HDMI (High-Definition Multimedia Interface)
Interlacing
15. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
4:3
Better
CRT
Flat displays
16. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
DB-15
1152 864
Normal
TV-tuner
17. Additional monitor features include built in ____ or ____ hub.
Better
Converter box
Dual
Speakers USB
18. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
1600 1200
16:9
Speakers USB
Backlight
19. ____ panels are the most expensive type of panel - and could be difficult to find.
U V color
DMS-59
IPS (In Plane Switching)
Pixel pitch
20. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1024 768
IPS (In Plane Switching)
6
IPS (In Plane Switching)
21. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
perture grill
TFT (thin film transistor)
Screen
640 480
22. 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.
Interlacing
HDCP
Backlight
Response time
23. 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
Higher sharper
Dynamic
1280x720 1920x1080
24. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
TFT (thin film transistor)
Y brightness
1152 864
Video card
25. 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.
Contrast ratio
Analog CRT monitor
U V color
DVI-I (digital video-integrated)
26. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
G2G (grey-to-grey - or GTG)
D-sub
Composite
External
27. ____ displays have a 4:3 aspect ratio (used in CRT displays).
DisplayPort
6
Video card
Normal
28. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
1600 1200
Response time
LED (Light Emitting Diode)
Better
29. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Video card
CCFL (Cold Cathode Fluorescent Lamp)
Backlight
both video and audio input
30. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
D-sub
DVI-D (digital video-digital)
640 480
1600 1200
31. The ____ contrast ratio indicates the difference that can be displayed at the same time.
Backlight
TV-tuner
Static
perture grill
32. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Adapter
Dual link
CRT
IPS (In Plane Switching)
33. 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
Color shift
Physical effective
IPS (In Plane Switching)
34. 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
Shadow mask
both video and audio input
Pixel pitch
35. 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.
Debris
VN (Twisted Nematic)
Resolution
Static
36. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
1280x720 1920x1080
Shadow mask
Dual
DMS-59
37. 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).
1280 1024
Backlight
Dot pitch
Contrast ratio
38. DVI-D ____ link cable.
Refresh
Single
4:3
1600 1200
39. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
Response time
Dot pitch
VA (Vertical Alignment)
Backlight
40. The ____ contrast ratio indicates the difference that can be displayed at the same time.
Adapter
Static
CRT native
Flat displays
41. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Flat displays
Interlacing
D-sub
CRT
42. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
DB-15
Composite video
1600 1200
CRT
43. ____ 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
HDTV
CCFL (Cold Cathode Fluorescent Lamp)
1920 1080
44. The ____ connector is used to allow multiple video ports from a single connection.It is typically included on slimline video cards that can have only a single port. It sends out two separate DVI-I signals through the single connector.
Better
Backlight
D-sub
DMS-59
45. 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.
Interlacing
RCA
CRT
External
46. ____ panels are the most expensive type of panel - and could be difficult to find.
IPS (In Plane Switching)
Pixels
1920 1200
Color shift
47. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
30 99
VA (Vertical Alignment)
CRT
Viewing angle
48. 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.
Dot pitch
Dead
Diagonal
Composite
49. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
Response time
Analog CRT monitor
1024 768
640 480
50. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
1152 864
Pixel pitch
Resolution
30 99