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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. Pressing lightly on the ____ may revive the pixel.
Normal
Screen
Shadow mask
16:9
2. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
Response time
Dual
D-sub connector
1024 768
3. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Dead pixel
G2G (grey-to-grey - or GTG)
Aspect ratio
1600 1200
4. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
TFT (thin film transistor)
CRT native
Composite video
Widescreen
5. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Pixel pitch
Color shift
VA (Vertical Alignment)
Contrast ratio
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.
720p 1080i
Contrast ratio
CRT
Response time
7. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Dual
Higher sharper
Aperture grill
Aspect ratio
8. If you are concerned about dead pixels - review the ____ before purchasing.
both video and audio input
Return policy
Contrast ratio
LCD monitor that accepts an analog connection
9. 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.
Screen
6
Dynamic
Dynamic
10. 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)
Static
30 99
HDTV
11. 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.
DVI-A connection
F-type
Normal
Pixel pitch
12. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
800 600
Response time
Higher sharper
Static
13. Having a few dead ____ can be common on many displays.
IPS (In Plane Switching)
DMS-59
800 600
Pixels
14. You can connect LCD monitors to a video card with a DVI-I connector with either a ____ or ____ connection.
Debris
DVI-I DVI-D
Progressive scanning
RCA
15. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Response time
Dynamic
Flat displays
Color shift
16. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
4:3
VN (Twisted Nematic)
Same cable
both video and audio input
17. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Progressive scanning
Resolution
720p 1080i
Converter
18. 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.
Interlacing
Composite
DVI-A connection
Dot pitch
19. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
CRT
Same cable
S-video
Interlacing
20. 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.
Dead pixel
640 480
6
Analog output
21. 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.
Resolution
Contrast ratio
DVI-D (digital video-digital)
VN (Twisted Nematic)
22. 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
Screen
CRT native
External
Interlacing
23. There are ____ to identify and possibly fix dead pixels on a monitor.
Utilities
Better
Pixels
LED (Light Emitting Diode)
24. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
Separately
D-sub connector
1152 864
Backlight
25. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
Dead pixel
DVI-D (digital video-digital)
HDCP
Interlacing
26. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1024 768
Dot pitch
DisplayPort
Diagonal
27. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
Diagonal
Dual
D-sub DVI-A
640 480
28. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Flat displays
Aperture grill
DVI-I (digital video-integrated)
Screen
29. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
Dual
Aperture grill
Video card
800 600
30. ____ on the screen can be mistaken for a dead pixel.
Debris
DB-15
Response time
Dead
31. 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.
Resolution
Response time
VN (Twisted Nematic)
Dot pitch
32. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
Progressive scanning
1920 1080
Composite
DB-15
33. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
1680 1050
Contrast ratio
4:3
Degauss
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.
1280x720 1920x1080
DVI-I (digital video-integrated)
Physical effective
Analog output
35. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
640 480
HDMI (High-Definition Multimedia Interface)
G2G (grey-to-grey - or GTG)
Response time
36. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
Debris
Higher sharper
Pixel pitch
Physical effective
37. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
4:3
HDTV
VN (Twisted Nematic)
Response time
38. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
TV-tuner
1152 864
HDCP
Pixel pitch
39. Video cards and monitors with a built-in TV tuner have an ____ cable TV connector. Most video cards that provide cable TV input also include audio output. However - most of these cards do not provide analog or digital monitor output.
Viewing angle
Utilities
6
F-type
40. 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.
Contrast ratio
G2G (grey-to-grey - or GTG)
Viewing angle
Physical effective
41. 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.
Static
DVI-D (digital video-digital)
Splits the signal
Interlacing
42. Additional monitor features include built in ____ or ____ hub.
Speakers USB
1280 1024
Dead
DVI-I DVI-D
43. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
Resolution
Single link
1152 864
DVI HDMI
44. 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.
Dynamic
Backlight
VN (Twisted Nematic)
800 600
45. 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.
Analog CRT monitor
TFT (thin film transistor)
Single link
Interlacing
46. 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
Analog CRT monitor
1920 1200
Degauss
Dot pitch
47. The ____ contrast ratio indicates the difference that can be displayed at the same time.
1600 1200
Higher sharper
Static
both video and audio input
48. A ____ connection on a video card provides both analog and digital output.
DVI-I (digital video-integrated)
Debris
Color shift
1920 1200
49. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
1152 864
Interlacing
DVI-A (digital video-analog)
Contrast ratio
50. ____ 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.
Shadow mask
Analog output
Better
Brightness