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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. SVGA = ____ x ____.
800 600
Contrast ratio
Resolution
DVI-A (digital video-analog)
2. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
LED (Light Emitting Diode)
1024 768
Flat displays
Video card
3. ____ is an alternative to an HDMI connector.
DisplayPort
D-sub connector
Video card
1680 1050
4. 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
IPS (In Plane Switching)
Converter box
800 600
5. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
Contrast ratio
Degauss
Refresh
CRT
6. 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.
Brightness
Static
Response time
Brighter
7. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
1152 864
External
640 480
HDCP
8. 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)
perture grill
CRT
Aperture grill
9. 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
F-type
Dead
HDCP
10. Like HDMI - DisplayPort can send audio signals over the ______ (if audio is supported by the video card and monitor).
1280 1024
DVI-I DVI-D
Same cable
1600 1200
11. 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.
Pixel pitch
Backlight
Single
VA (Vertical Alignment)
12. 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.
Debris
Refresh
DMS-59
6
13. A ____ connection on a video card provides both analog and digital output.
CCFL (Cold Cathode Fluorescent Lamp)
Aspect ratio
DVI-I (digital video-integrated)
1152 864
14. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
Better
7
800 600
Response time
15. 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
CRT native
DisplayPort
Single
DVI-A (digital video-analog)
16. Green monitors are Energy Star or Green Star compliant. These monitors use less than ____ watts and reduce power consumption by ____% when in sleep or suspended mode.
Shadow mask
4:3
Shadow mask
30 99
17. You can connect an analog CRT or LCD monitor to a video card with a DVI-I connector. This requires a cable with a ____ connection on one end and a ____ connection on the other end.
D-sub DVI-A
LED (Light Emitting Diode)
perture grill
DMS-59
18. The ____ contrast ratio indicates the difference that can be displayed at the same time.
Static
Aspect ratio
Resolution
Pixels
19. 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.
800 600
1680 1050
IPS (In Plane Switching)
VN (Twisted Nematic)
20. 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.
LED (Light Emitting Diode)
DVI-A (digital video-analog)
Static
1920 1080
21. 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.
DB-15
Utilities
LCD monitor that accepts an analog connection
Analog CRT monitor
22. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
Debris
1280 1024
TFT (thin film transistor)
Resolution
23. The ____ is the ratio of the width and the height.
Video card
Aspect ratio
Shadow mask
Interlacing
24. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
LED (Light Emitting Diode)
DVI-D (digital video-digital)
Return policy
640 480
25. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
Single link
CRT native
16:9
VA (Vertical Alignment)
26. There are ____ to identify and possibly fix dead pixels on a monitor.
1280 1024
1280 1024
1920 1080
Utilities
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
Shadow mask
CCFL (Cold Cathode Fluorescent Lamp)
DVI-A connection
Composite
28. DisplayPort does not use ______ than DVI and HDMI.
DVI-A (digital video-analog)
Interlacing
G2G (grey-to-grey - or GTG)
Higher voltage
29. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
LCD monitor that accepts an analog connection
Higher sharper
Single link
CRT native
30. 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
IPS (In Plane Switching)
LED (Light Emitting Diode)
TV-tuner
Physical effective
31. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
2048 1536
LCD
6
Dual
32. 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.
Dot pitch
DB-15
4:3
CRT
33. ____ 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).
Dual link
External
Dual
DVI-A (digital video-analog)
34. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
DVI-A (digital video-analog)
Interlacing
Brighter
Degauss
35. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
16:9
Viewing angle
Viewing angle
1920 1080
36. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
1280x720 1920x1080
Brightness
HDCP
Video card
37. 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 ____.
DB-15
Adapter
IPS (In Plane Switching)
Backlight
38. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
1400 1050
1920 1200
CRT native
CCFL (Cold Cathode Fluorescent Lamp)
39. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
720p 1080i
1920 1200
640 480
Interlacing
40. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
1280x720 1920x1080
720p 1080i
CRT
DVI-D (digital video-digital)
41. A ____ connection on a video card provides analog - video-only TV output. These video connectors are RCA connectors (typically yellow).
1680 1050
Composite video
Brighter
Pixel pitch
42. 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
Aperture grill
IPS (In Plane Switching)
Digital
External
43. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
Y UV
Converter
IPS (In Plane Switching)
CRT
44. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
IPS (In Plane Switching)
Aperture grill
S-video
CRT
45. Use the ____ connection to connect a TV - VCR - or video camera to the video card. Audio signals must be supplied separately.
Composite
CRT
16:9
IPS (In Plane Switching)
46. 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.
Interlacing
Single source
Backlight
Pixels
47. TN panels have ____ viewing angles and contrast ratios than the other display types.
Converter box
Worse
Dynamic
Aspect ratio
48. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
Response time
Analog CRT monitor
1024 768
Normal
49. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Composite
Flat displays
Normal
G2G (grey-to-grey - or GTG)
50. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Brighter
DVI-D (digital video-digital)
1680 1050
4:3