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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 HDTV connector uses a ____-pin mini-din cable.
DVI-D (digital video-digital)
CRT
7
30 99
2. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
D-sub connector
1152 864
Degauss
D-sub DVI-A
3. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
Aspect ratio
Pixel pitch
Viewing angle
LCD
4. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
Aspect ratio
IPS (In Plane Switching)
1920 1080
Interlacing
5. 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.
Shadow mask
Degauss
DVI-D (digital video-digital)
perture grill
6. ____ 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.
Flat displays
CRT
G2G (grey-to-grey - or GTG)
VN (Twisted Nematic)
7. 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.
30 99
720p 1080i
Speakers USB
DB-15
8. S-video (separate-video - Y/C - or S-VHS) connections are present on many video cards and supply ____ - video-only TV output.
Dead pixel
Analog
Static
1280 1024
9. 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)
Worse
640 480
Normal
10. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Normal
6
TFT (thin film transistor)
1024 768
11. ____ video cable and female port.
VA (Vertical Alignment)
Composite
Static
1600 1200
12. The ____ is the ratio of the width and the height.
Aspect ratio
DB-15
U V color
Pixel pitch
13. ____ 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.
Brightness
Degauss
IPS (In Plane Switching)
16:9
14. 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.
RCA
VN (Twisted Nematic)
Aspect ratio
Splits the signal
15. 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.
DVI HDMI
Diagonal
F-type
Response time
16. DVI-D ____ link cable.
Dual
Response time
1152 864
Normal
17. 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
IPS (In Plane Switching)
Physical effective
DVI-D (digital video-digital)
18. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
D-sub connector
LED (Light Emitting Diode)
DVI-D (digital video-digital)
Dead pixel
19. The ____ contrast ratio indicates the difference that can be displayed at the same time.
Progressive scanning
Contrast ratio
Worse
Static
20. 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.
Widescreen
perture grill
Speakers USB
DMS-59
21. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
6
Video card
Flat displays
Dynamic
22. Video cards with HDTV output typically include a conversion cable that converts the 7-pin connector into three ____ cables for connecting to an HDTV device.
Dot pitch
RCA
D-sub
CRT
23. 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.
Widescreen
Analog CRT monitor
1400 1050
Brightness
24. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
1920 1200
1280x720 1920x1080
Higher sharper
Refresh
25. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Y UV
Interlacing
1920 1080
Pixels
26. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
Viewing angle
2048 1536
Brightness
both video and audio input
27. 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
Contrast ratio
1024 768
Shadow mask
Interlacing
28. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
both video and audio input
Contrast ratio
6
29. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Dynamic
1280x720 1920x1080
LCD
Normal
30. DisplayPort does not use ______ than DVI and HDMI.
Higher voltage
VA (Vertical Alignment)
IPS (In Plane Switching)
DB-15
31. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
Screen
1280x720 1920x1080
Response time
640 480
32. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
Dual
CRT native
Pixels
LED (Light Emitting Diode)
33. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
Separately
Dual
DVI-A (digital video-analog)
DVI-D (digital video-digital)
34. ____ 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.
analog digital
Brightness
Converter
DVI-I (digital video-integrated)
35. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Splits the signal
Return policy
Viewing angle
Video card
36. 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.
Widescreen
D-sub connector
Dead
CRT
37. 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
1600 1200
1920 1080
IPS (In Plane Switching)
38. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Screen
Normal
Dead
IPS (In Plane Switching)
39. S-video can easily be converted to composite video by combining the ____ and ____ channels into a single signal.
Y UV
Better
Aspect ratio
S-video
40. 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.
DB-15
Physical effective
1152 864
Converter box
41. ____ (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.
Flat displays
Brightness
720p 1080i
30 99
42. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Video card
Widescreen
1152 864
Aspect ratio
43. ____ 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
1920 1200
HDMI (High-Definition Multimedia Interface)
Higher voltage
16:9
44. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Brighter
1400 1050
Video card
Aspect ratio
45. ____ (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.
1400 1050
720p 1080i
1680 1050
HDMI (High-Definition Multimedia Interface)
46. 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.
4:3
Progressive scanning
1680 1050
Dynamic
47. 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.
Color shift
DVI-I (digital video-integrated)
Brighter
External
48. 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
16:9
perture grill
Video card
49. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
800 600
Speakers USB
Response time
HDCP
50. 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
Response time
Worse
720p 1080i
External