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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. 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.
Backlight
Dual link
1400 1050
Aperture grill
2. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
Pixel pitch
Color shift
1600 1200
Interlacing
3. ____ video cable and female port.
LCD
Video card
Composite
Digital
4. The ____ contrast ratio indicates the difference that can be displayed at the same time.
Widescreen
Analog output
Static
Single
5. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
1600 1200
4:3
Diagonal
Response time
6. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
Widescreen
Worse
1400 1050
G2G (grey-to-grey - or GTG)
7. ____ 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)
Resolution
Converter
Backlight
8. TN panels have ____ viewing angles and contrast ratios than the other display types.
Refresh
Worse
Degauss
Y brightness
9. ____ 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.
1600 1200
Brightness
Speakers USB
perture grill
10. 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
Interlacing
LED (Light Emitting Diode)
Resolution
11. 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.
6
Dead
VA (Vertical Alignment)
CRT
12. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
TFT (thin film transistor)
Backlight
6
13. 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
Debris
Dead pixel
Aperture grill
1680 1050
14. 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
Utilities
Digital
Physical effective
Viewing angle
15. 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.
CRT
TFT (thin film transistor)
Dynamic
Response time
16. 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.
Dead
Higher sharper
DVI-D (digital video-digital)
Aperture grill
17. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
1920 1200
4:3
6
800 600
18. You can connect analog CRT monitors to a video card with a...
Viewing angle
1680 1050
D-sub connector
VA (Vertical Alignment)
19. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Utilities
Dot pitch
D-sub DVI-A
Composite video
20. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
Analog output
VA (Vertical Alignment)
D-sub DVI-A
Widescreen
21. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
2048 1536
Refresh
Color shift
Worse
22. ____ panels are the most expensive type of panel - and could be difficult to find.
Diagonal
Composite
IPS (In Plane Switching)
DMS-59
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
D-sub connector
1920 1200
Interlacing
Viewing angle
24. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
Resolution
Brighter
VA (Vertical Alignment)
Return policy
25. The ____ contrast ratio indicates the difference that can be displayed at the same time.
Static
D-sub
DB-15
Shadow mask
26. 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.
Separately
CRT native
HDTV
Aperture grill
27. 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
RCA
Progressive scanning
6
28. ____ 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.
LCD monitor that accepts an analog connection
Contrast ratio
CRT
1680 1050
29. 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.
D-sub
Widescreen
Viewing angle
1024 768
30. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Better
Pixel pitch
Brighter
Analog
31. 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
Backlight
Splits the signal
1920 1200
32. 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
1152 864
Pixel pitch
Interlacing
33. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
Dot pitch
D-sub
perture grill
Higher sharper
34. 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.
Pixel pitch
4:3
Better
CCFL (Cold Cathode Fluorescent Lamp)
35. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
DisplayPort
External
both video and audio input
Debris
36. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
DVI-I (digital video-integrated)
1400 1050
both video and audio input
Analog CRT monitor
37. DisplayPort is also an internal video interface used by ____ displays to interface with internal video cards.
Laptop
Refresh
4
DVI-A (digital video-analog)
38. 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 ____.
Video card
Brighter
Adapter
Aperture grill
39. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
Aperture grill
Refresh
Interlacing
640 480
40. 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.
1024 768
Digital
Resolution
Laptop
41. Increasingly - the difference between an LCD monitor and an HDTV is being blurred. You can purchase an HDTV that can also function as a monitor - or a monitor that can function as a TV. Resolutions used by HDTV are: ____ and ____.
1280x720 1920x1080
Degauss
6
Converter box
42. The ____ contrast ratio indicates the difference that can be displayed at the same time.
Aspect ratio
S-video
Static
30 99
43. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Brighter
Color shift
Video card
1600 1200
44. ____ (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
Widescreen
Separately
1280x720 1920x1080
45. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Converter box
DB-15
VA (Vertical Alignment)
Brighter
46. The ____ refers to the difference in light intensity between the brightest white and the darkest black. An example is 1000:1. A higher initial number indicates a better quality picture.
Analog CRT monitor
TV-tuner
DB-15
Contrast ratio
47. ____ 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.
LCD
Shadow mask
perture grill
CRT
48. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Resolution
Degauss
Analog output
1600 1200
49. 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)
Interlacing
1024 768
Utilities
50. Monitor size is typically described using a ____ measurement.
Diagonal
Color shift
TFT (thin film transistor)
Adapter