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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. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Video card
U V color
Physical effective
DVI-A connection
2. The ____ is the ratio of the width and the height.
Interlacing
Degauss
External
Aspect ratio
3. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
1152 864
Better
DVI-D (digital video-digital)
2048 1536
4. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Composite
Dynamic
Refresh
Speakers USB
5. 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).
Brightness
1920 1200
1280 1024
DB-15
6. 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.
Higher sharper
Contrast ratio
CRT
4:3
7. ____ (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.
IPS (In Plane Switching)
720p 1080i
640 480
CRT native
8. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
640 480
Widescreen
HDMI (High-Definition Multimedia Interface)
HDTV
9. Additional monitor features include built in ____ or ____ hub.
1920 1200
Pixel pitch
Speakers USB
1152 864
10. ____ on the screen can be mistaken for a dead pixel.
Debris
Worse
Static
IPS (In Plane Switching)
11. 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.
analog digital
Dynamic
VN (Twisted Nematic)
16:9
12. 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.
Aperture grill
Utilities
1280x720 1920x1080
Progressive scanning
13. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
Return policy
Backlight
640 480
Analog output
14. 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.
Refresh
Viewing angle
Aperture grill
1280 1024
15. On a(n) ____ monitor you might be able to see two horizontal lines running across the display. These lines are the wires that are used to dynamically change the grill opening.
Static
Splits the signal
Y UV
perture grill
16. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
Video card
CRT native
G2G (grey-to-grey - or GTG)
IPS (In Plane Switching)
17. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
IPS (In Plane Switching)
1152 864
Laptop
6
18. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
LCD
Response time
1920 1080
DVI-I (digital video-integrated)
19. 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.
Progressive scanning
Interlacing
VA (Vertical Alignment)
D-sub
20. 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
Single link
Dead
VA (Vertical Alignment)
16:9
21. ____ displays have a 4:3 aspect ratio (used in CRT displays).
External
Normal
Resolution
Composite video
22. 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.
Dead
1680 1050
DVI-A (digital video-analog)
Widescreen
23. If you are concerned about dead pixels - review the ____ before purchasing.
CRT
6
Return policy
Response time
24. ____ displays have a 4:3 aspect ratio (used in CRT displays).
DVI-A (digital video-analog)
Normal
Viewing angle
30 99
25. Monitor size is typically described using a ____ measurement.
Backlight
Diagonal
DVI-I (digital video-integrated)
1280 1024
26. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Resolution
7
720p 1080i
1920 1200
27. Having a few dead ____ can be common on many displays.
Screen
640 480
LCD monitor that accepts an analog connection
Pixels
28. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Interlacing
Speakers USB
RCA
1280 1024
29. DisplayPort uses a digital-only signal. To connect a VGA monitor to it - you will need a special active ____ that reformats the signal for analog devices.
1920 1080
800 600
CCFL (Cold Cathode Fluorescent Lamp)
Converter
30. 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.
Response time
640 480
Refresh
Resolution
31. 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.
1152 864
4:3
Progressive scanning
Widescreen
32. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
DVI-A connection
Dead pixel
External
Color shift
33. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.
LCD monitor that accepts an analog connection
Diagonal
D-sub connector
Normal
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).
1280 1024
perture grill
Worse
D-sub
35. An ____ connector supplies analog - video-only TV output in three separate channels: R (red) - G (green) - and B (blue).
HDTV
DB-15
Single link
Shadow mask
36. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Dynamic
1400 1050
DVI-A connection
Response time
37. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
1920 1080
Color shift
640 480
G2G (grey-to-grey - or GTG)
38. DVI-D ____ link cable.
Video card
Speakers USB
Dual
DB-15
39. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Flat displays
Dot pitch
1600 1200
D-sub
40. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
DVI-D (digital video-digital)
Better
16:9
30 99
41. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
CRT
Color shift
Adapter
Response time
42. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
1400 1050
Analog CRT monitor
LCD monitor that accepts an analog connection
DMS-59
43. CRT monitors with DVI-D connectors are possible but rare. This means that the CRT monitor accepts ____ input.
Digital
720p 1080i
Backlight
HDTV
44. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Response time
Progressive scanning
Composite
Dual
45. Green monitors are Energy Star or Green Star compliant. These monitors use less than ____ watts and reduce power consumption by ____% when in sleep or suspended mode.
Single
both video and audio input
30 99
Normal
46. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Degauss
Higher sharper
1400 1050
CRT
47. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1024 768
Backlight
Better
Dot pitch
48. ____ displays have a 4:3 aspect ratio (used in CRT displays).
1600 1200
DVI-I (digital video-integrated)
Normal
DVI-D (digital video-digital)
49. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
LED (Light Emitting Diode)
CRT
1600 1200
Pixel pitch
50. ____ panels are the most expensive type of panel - and could be difficult to find.
DisplayPort
Dot pitch
IPS (In Plane Switching)
LCD