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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. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
Response time
perture grill
1920 1200
IPS (In Plane Switching)
2. Like HDMI - DisplayPort can send audio signals over the ______ (if audio is supported by the video card and monitor).
Same cable
Higher sharper
1280x720 1920x1080
Brightness
3. ____ 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.
6
Screen
CRT
1280x720 1920x1080
4. ____ monitors use a single value for the screen size. These monitors can use the entire screen for displaying images - use a liquid crystal material and transistors to display images.
DVI-A (digital video-analog)
Shadow mask
30 99
LCD
5. TN panels have ____ viewing angles and contrast ratios than the other display types.
VA (Vertical Alignment)
Degauss
Worse
HDCP
6. A ____ connection on a video card provides analog output and are rarely (if ever) used for computers monitors - but might be used on some HDTV systems.
DVI-A connection
Analog output
DVI-A (digital video-analog)
Flat displays
7. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
640 480
perture grill
CRT
1680 1050
8. 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.
DMS-59
Refresh
Backlight
Pixels
9. TN panels have ____ viewing angles and contrast ratios than the other display types.
CRT
Aspect ratio
Worse
Shadow mask
10. 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.
6
DisplayPort
D-sub connector
Resolution
11. ____ on the screen can be mistaken for a dead pixel.
Brightness
Debris
Dual
1920 1200
12. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
1400 1050
Debris
Dead
Y UV
13. 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
CRT native
Viewing angle
16:9
Color shift
14. 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.
IPS (In Plane Switching)
VN (Twisted Nematic)
RCA
1920 1200
15. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
1400 1050
1920 1080
Aperture grill
Color shift
16. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
CRT
Aspect ratio
Normal
1920 1200
17. The D-sub connector on a video card provides....
Analog output
VN (Twisted Nematic)
VN (Twisted Nematic)
Separately
18. There are currently two methods used for the backlight - 2) ____ backlights provide brighter screens - lower power consumption - a wider color range - greater contrast - and mercury-free construction. They use DC power - eliminating the need for an i
Interlacing
analog digital
LED (Light Emitting Diode)
1152 864
19. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
720p 1080i
VN (Twisted Nematic)
Diagonal
20. 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
CRT
640 480
Normal
External
21. 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
Degauss
Response time
perture grill
Backlight
22. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
Higher sharper
Dual
Pixels
Progressive scanning
23. DisplayPort is also an internal video interface used by ____ displays to interface with internal video cards.
IPS (In Plane Switching)
Laptop
TV-tuner
HDMI (High-Definition Multimedia Interface)
24. S-video can easily be converted to composite video by combining the ____ and ____ channels into a single signal.
Y UV
Response time
Brighter
Interlacing
25. Additional monitor features include built in ____ or ____ hub.
Speakers USB
1152 864
Backlight
16:9
26. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
G2G (grey-to-grey - or GTG)
Backlight
Dynamic
TFT (thin film transistor)
27. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
LCD
1280x720 1920x1080
4:3
1600 1200
28. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
CRT
Single source
Color shift
Viewing angle
29. ____ 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.
CRT
4
Normal
Brightness
30. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
720p 1080i
Dynamic
Composite video
CRT native
31. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Better
Pixels
VN (Twisted Nematic)
CRT native
32. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Dot pitch
IPS (In Plane Switching)
VA (Vertical Alignment)
720p 1080i
33. 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
Contrast ratio
D-sub connector
Response time
34. As with composite and s-video - audio must be supplied to the device...
DMS-59
Single
Separately
Widescreen
35. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
CRT native
CCFL (Cold Cathode Fluorescent Lamp)
Composite
D-sub connector
36. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
DVI-D (digital video-digital)
Utilities
D-sub
both video and audio input
37. ____ is an alternative to an HDMI connector.
Progressive scanning
both video and audio input
DisplayPort
Analog CRT monitor
38. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Aspect ratio
640 480
Color shift
Refresh
39. 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.
30 99
Dual
Brightness
Physical effective
40. DVI-D ____ link cable.
Physical effective
1920 1080
Dual
Worse
41. The ____ is the ratio of the width and the height.
D-sub
Speakers USB
Aspect ratio
RCA
42. Monitor size is typically described using a ____ measurement.
Diagonal
DB-15
DisplayPort
16:9
43. 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
DVI-D (digital video-digital)
TV-tuner
External
Resolution
44. A ____ connection on a video card provides analog - video-only TV output. These video connectors are RCA connectors (typically yellow).
Contrast ratio
Composite video
IPS (In Plane Switching)
TFT (thin film transistor)
45. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
F-type
TV-tuner
Video card
Dot pitch
46. 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
1400 1050
Analog CRT monitor
DMS-59
47. 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.
Aperture grill
Analog CRT monitor
Dynamic
Analog
48. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
DVI-D (digital video-digital)
Dot pitch
DVI-D (digital video-digital)
Dual
49. 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.
D-sub connector
Worse
Higher sharper
Backlight
50. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
Single link
Screen
Composite
1400 1050