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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 ____ 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.
1600 1200
VN (Twisted Nematic)
CCFL (Cold Cathode Fluorescent Lamp)
DVI-I (digital video-integrated)
2. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Response time
Interlacing
Brightness
Dead
3. 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.
Flat displays
DMS-59
Return policy
DB-15
4. 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
Converter box
Aperture grill
Static
5. Additional monitor features include built in ____ or ____ hub.
1280x720 1920x1080
Viewing angle
Speakers USB
Normal
6. 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
DVI-D (digital video-digital)
Analog output
16:9
Backlight
7. For manufacturers - the ____ is royalty free - whereas including an HDMI connector requires a fee for each connector used. Manufacturers such as Dell and Apple are starting to use DisplayPorts in monitors and video cards - but these are not yet used
Viewing angle
DisplayPort
IPS (In Plane Switching)
U V color
8. 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.
Dot pitch
Interlacing
Aperture grill
Single source
9. 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.
1152 864
Backlight
4:3
F-type
10. There are two methods of controlling the illumination of the phosphor - 1) ____ that consists of a metal screen full of holes that are aligned with each dot. The screen shields the electron beam from illuminating between dots and leaves an outline ar
Shadow mask
1400 1050
DVI-D (digital video-digital)
1024 768
11. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Brightness
Response time
Dual
Normal
12. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
G2G (grey-to-grey - or GTG)
DisplayPort
1400 1050
13. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
4:3
DVI-A (digital video-analog)
Video card
DVI-D (digital video-digital)
14. 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
External
LCD monitor that accepts an analog connection
640 480
Resolution
15. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
G2G (grey-to-grey - or GTG)
1600 1200
7
analog digital
16. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
analog digital
Analog output
Analog
Higher sharper
17. ____ panels have the best color reproduction quality and viewing angles of the display types - and are well suited for graphic design where full and accurate color representation is required.
Brighter
DVI-D (digital video-digital)
Flat displays
IPS (In Plane Switching)
18. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
Dead pixel
Contrast ratio
Worse
Aspect ratio
19. 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.
LCD monitor that accepts an analog connection
Pixels
720p 1080i
Resolution
20. 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.
IPS (In Plane Switching)
Contrast ratio
CRT native
Aperture grill
21. ____ DVI-D connectors have 3 rows of 8 pins plus the horizontal pin (often called a 25-pin - 24+1-pin - or 24-pin connector).
Adapter
Dual link
Shadow mask
Digital
22. As with composite and s-video - audio must be supplied to the device...
Return policy
Pixels
Separately
Return policy
23. Like HDMI - DisplayPort can send audio signals over the ______ (if audio is supported by the video card and monitor).
Resolution
Response time
Aspect ratio
Same cable
24. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.
Debris
LCD monitor that accepts an analog connection
1920 1200
Static
25. 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.
6
Dynamic
perture grill
1920 1080
26. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
CRT
Physical effective
Response time
HDCP
27. A ____ connection on a video card provides analog - video-only TV output. These video connectors are RCA connectors (typically yellow).
Composite video
1152 864
Flat displays
Utilities
28. If the video card only has a DVI-D connector and you have an analog-only monitor - it is often cheaper to purchase a new ____ instead of the converter box.
Dynamic
Video card
720p 1080i
6
29. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
TFT (thin film transistor)
CRT
Static
DVI-D (digital video-digital)
30. ____ female port.
16:9
Contrast ratio
Debris
DVI-D (digital video-digital)
31. 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
Interlacing
Static
Speakers USB
1680 1050
32. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
1400 1050
1600 1200
Normal
Dynamic
33. DVI-D ____ link cable.
Dynamic
Y brightness
Dual
1680 1050
34. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Response time
Widescreen
Static
IPS (In Plane Switching)
35. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
Response time
both video and audio input
CRT
16:9
36. You can connect analog CRT monitors to a video card with a...
Interlacing
DVI-A connection
D-sub
D-sub connector
37. 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.
Interlacing
DVI-I DVI-D
G2G (grey-to-grey - or GTG)
Physical effective
38. ____ is a digital video and audio connector used for high-definition digital audio and video. Itcombines the audio and video signals onto a single cable. You can use HDMI connectors with a video card with an ____ connector. Many of these video cards
6
Dual
LCD monitor that accepts an analog connection
HDMI (High-Definition Multimedia Interface)
39. Having a few dead ____ can be common on many displays.
Response time
Color shift
Pixels
640 480
40. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
Diagonal
Brightness
IPS (In Plane Switching)
both video and audio input
41. 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.
DVI-D (digital video-digital)
Physical effective
TFT (thin film transistor)
Laptop
42. DVI-D ____ link cable.
DVI-I (digital video-integrated)
1024 768
Composite
Single
43. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
VN (Twisted Nematic)
Dual
DB-15
Interlacing
44. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
Pixel pitch
Higher voltage
1400 1050
Single source
45. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Color shift
Dead
Brighter
Brightness
46. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
Dual
Higher sharper
1920 1080
Digital
47. 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
1920 1080
7
LED (Light Emitting Diode)
48. CRT monitors with DVI-D connectors are possible but rare. This means that the CRT monitor accepts ____ input.
Worse
Converter box
DVI-D (digital video-digital)
Digital
49. ____ cable and female port.
DVI-I (digital video-integrated)
S-video
Video card
Physical effective
50. 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.
CRT
LCD monitor that accepts an analog connection
1680 1050
Resolution