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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. A ____ connection on a video card provides both analog and digital output.
DVI-I (digital video-integrated)
1280 1024
Viewing angle
Interlacing
2. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
DVI-D (digital video-digital)
Analog
Dynamic
Brighter
3. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
Physical effective
CRT
Worse
VA (Vertical Alignment)
4. 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.
Refresh
DVI-D (digital video-digital)
Response time
Dynamic
5. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Utilities
1600 1200
Interlacing
IPS (In Plane Switching)
6. DisplayPort is also an internal video interface used by ____ displays to interface with internal video cards.
Shadow mask
DMS-59
Pixel pitch
Laptop
7. Without a built-in tuner - video input is limited to a ____ channel - and changing TV channels must be done at the ____ device before inputting into the video card.
Single source
640 480
CRT
Dual
8. A ____ connection on a video card provides analog - video-only TV output. These video connectors are RCA connectors (typically yellow).
1600 1200
Composite video
CRT
Single link
9. Composite signals combine three qualities of video into a single signal; the Y channel is for brightness or luminance and ____ and ____ channels provide ____ information.
U V color
Degauss
IPS (In Plane Switching)
Physical effective
10. 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
LED (Light Emitting Diode)
16:9
800 600
Composite
11. 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
Higher sharper
HDCP
Debris
12. 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
DB-15
Brighter
Composite
13. 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
DVI-A (digital video-analog)
LCD monitor that accepts an analog connection
Splits the signal
14. DVI-D ____ link cable.
800 600
1600 1200
Single
LED (Light Emitting Diode)
15. RT monitors use an electron beam that hits phosphor dots inside of a vacuum tube. While it is possible for a CRT monitor to have a digital connection - virtually all CRT monitors connect to the video card using a ____ (also called a D-sub) connector.
Interlacing
DB-15
Static
Dual
16. ____ on the screen can be mistaken for a dead pixel.
Debris
Viewing angle
Higher voltage
DMS-59
17. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
External
Dynamic
G2G (grey-to-grey - or GTG)
800 600
18. 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).
IPS (In Plane Switching)
1280 1024
800 600
Pixel pitch
19. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Better
Normal
CRT
2048 1536
20. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
6
External
1920 1200
Dead
21. Monitor size is typically described using a ____ measurement.
TFT (thin film transistor)
VN (Twisted Nematic)
Diagonal
External
22. 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
HDTV
Shadow mask
Normal
Degauss
23. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
1400 1050
Shadow mask
Analog CRT monitor
Physical effective
24. 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.
Widescreen
HDTV
CRT native
Progressive scanning
25. 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.
G2G (grey-to-grey - or GTG)
Video card
Dead
Dual link
26. ____ 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.
IPS (In Plane Switching)
Brighter
CRT
Static
27. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Brighter
Contrast ratio
16:9
VN (Twisted Nematic)
28. 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.
Shadow mask
16:9
Progressive scanning
Response time
29. The ____ is the ratio of the width and the height.
D-sub DVI-A
1600 1200
Aspect ratio
Higher sharper
30. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
Flat displays
Widescreen
Resolution
1024 768
31. 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
Higher sharper
Dot pitch
16:9
DVI-I (digital video-integrated)
32. 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 (digital video-analog)
Analog CRT monitor
Single
640 480
33. 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.
perture grill
LED (Light Emitting Diode)
Physical effective
IPS (In Plane Switching)
34. 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
Dynamic
DVI-D (digital video-digital)
Response time
35. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Screen
Debris
Video card
800 600
36. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Aperture grill
Aspect ratio
Dot pitch
IPS (In Plane Switching)
37. The ____ connection has all of the pins present in both the DVI-A and DVI-D connections. Most video cards and many LCD monitors have this connection.
DVI-I (digital video-integrated)
Dual
Dual
Dead pixel
38. You can only connect a digital monitor to a DVI-D connector. Connecting an analog monitor - such as a CRT monitor - is only possible by using a special ____.
6
analog digital
Converter box
800 600
39. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
Progressive scanning
Physical effective
1920 1200
1280x720 1920x1080
40. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
1152 864
Single link
Dual
1280x720 1920x1080
41. 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.
IPS (In Plane Switching)
F-type
LED (Light Emitting Diode)
4:3
42. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
2048 1536
G2G (grey-to-grey - or GTG)
1400 1050
Dynamic
43. 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 ____.
640 480
Backlight
1280 1024
Adapter
44. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
G2G (grey-to-grey - or GTG)
Interlacing
TV-tuner
Pixel pitch
45. ____ is an alternative to an HDMI connector.
Backlight
Aperture grill
DisplayPort
4:3
46. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
RCA
Aperture grill
Better
Progressive scanning
47. ____ (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.
VA (Vertical Alignment)
720p 1080i
TFT (thin film transistor)
Single link
48. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Color shift
DMS-59
Single
Response time
49. 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.
Color shift
D-sub connector
Widescreen
1920 1200
50. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
1400 1050
Better
DVI HDMI
Pixels