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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.
Dot pitch
Brightness
DVI-I (digital video-integrated)
Return policy
2. 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
16:9
Degauss
Composite video
Interlacing
3. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
HDCP
Analog CRT monitor
1280x720 1920x1080
DVI-A connection
4. The ____ is the ratio of the width and the height.
Aspect ratio
Normal
TFT (thin film transistor)
IPS (In Plane Switching)
5. 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
Color shift
DVI-A (digital video-analog)
Degauss
DisplayPort
6. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
800 600
Resolution
Flat displays
Resolution
7. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
CRT
Analog output
Resolution
Laptop
8. DisplayPort uses a digital-only signal. To connect a VGA monitor to it - you will need a special active ____ that reformats the signal for analog devices.
Worse
Converter
Higher sharper
Static
9. 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.
VN (Twisted Nematic)
Dynamic
analog digital
LED (Light Emitting Diode)
10. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
720p 1080i
1920 1200
CRT native
Better
11. ____ on the screen can be mistaken for a dead pixel.
800 600
IPS (In Plane Switching)
Debris
DVI-A connection
12. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
Degauss
Flat displays
D-sub connector
CRT
13. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
IPS (In Plane Switching)
IPS (In Plane Switching)
Dual link
Better
14. When connecting various devices to a computer video card - you can typically find converter cables to match the interface on the video card with the interface on the device. However - these cables do not convert from ____ to ____ signaling.
1920 1080
analog digital
Utilities
both video and audio input
15. 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.
DVI-A (digital video-analog)
720p 1080i
Dot pitch
Analog CRT monitor
16. ____ 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.
IPS (In Plane Switching)
Brightness
1400 1050
Analog output
17. 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
1920 1080
IPS (In Plane Switching)
Backlight
18. 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.
Refresh
TFT (thin film transistor)
DB-15
Dynamic
19. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
VA (Vertical Alignment)
Speakers USB
30 99
Color shift
20. 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.
IPS (In Plane Switching)
1024 768
Single source
DVI-A connection
21. ____ 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.
IPS (In Plane Switching)
D-sub connector
Y brightness
CRT
22. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
1600 1200
Aspect ratio
Dot pitch
Y UV
23. The ____ contrast ratio indicates the difference that can be displayed at the same time.
Aperture grill
Static
Progressive scanning
Screen
24. 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.
Shadow mask
Shadow mask
800 600
VN (Twisted Nematic)
25. ____ (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.
DVI-D (digital video-digital)
TFT (thin film transistor)
LED (Light Emitting Diode)
720p 1080i
26. 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
Viewing angle
TV-tuner
Video card
27. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
640 480
2048 1536
Widescreen
Resolution
28. You can connect analog CRT monitors to a video card with a...
CRT
DVI-D (digital video-digital)
D-sub connector
DVI-A connection
29. 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
IPS (In Plane Switching)
External
Dot pitch
Flat displays
30. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Interlacing
Dot pitch
DVI HDMI
VN (Twisted Nematic)
31. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
640 480
DVI-D (digital video-digital)
perture grill
1400 1050
32. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
Brighter
720p 1080i
Pixel pitch
1280 1024
33. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Viewing angle
1280 1024
Response time
both video and audio input
34. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Video card
720p 1080i
Resolution
1152 864
35. 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.
Utilities
DVI-I (digital video-integrated)
Shadow mask
1280 1024
36. ____ 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.
16:9
DB-15
Brightness
DVI-I DVI-D
37. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
Debris
LED (Light Emitting Diode)
TFT (thin film transistor)
Refresh
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
HDMI (High-Definition Multimedia Interface)
Shadow mask
Splits the signal
VA (Vertical Alignment)
39. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Analog output
Dual
LCD monitor that accepts an analog connection
Brighter
40. 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
TV-tuner
1600 1200
Flat displays
VN (Twisted Nematic)
41. ____ panels are the most expensive type of panel - and could be difficult to find.
Debris
Interlacing
IPS (In Plane Switching)
VA (Vertical Alignment)
42. S-video can easily be converted to composite video by combining the ____ and ____ channels into a single signal.
Y UV
Single
perture grill
Composite video
43. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
DVI-I (digital video-integrated)
Converter box
Dual
Interlacing
44. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
Pixel pitch
HDCP
Return policy
CRT
45. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
IPS (In Plane Switching)
Resolution
Progressive scanning
7
46. The ____ identifies the angle at which the image can still be seen. With LCD monitors - the image will be dimmer and colors distorted when viewed from an angle. It is described with two numbers: horizontal angle and vertical angle - with a higher num
Viewing angle
Physical effective
Video card
HDCP
47. Composite signals combine three qualities of video into a single signal; the Y channel is for brightness or luminance and ____ and ____ channels provide ____ information.
DisplayPort
Physical effective
IPS (In Plane Switching)
U V color
48. 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.
Viewing angle
Video card
1680 1050
IPS (In Plane Switching)
49. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
DVI HDMI
1024 768
Viewing angle
Aspect ratio
50. TN panels have ____ viewing angles and contrast ratios than the other display types.
Analog
Worse
Single
Splits the signal