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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. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Normal
TFT (thin film transistor)
Shadow mask
16:9
2. The ____ is the ratio of the width and the height.
Aperture grill
Aspect ratio
Single
Resolution
3. DVI-D ____ link cable.
Single
IPS (In Plane Switching)
DVI HDMI
Backlight
4. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
VN (Twisted Nematic)
1280 1024
Refresh
800 600
5. 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.
Response time
Interlacing
DVI-D (digital video-digital)
6
6. S-video can easily be converted to composite video by combining the ____ and ____ channels into a single signal.
Debris
Y UV
4:3
Aperture grill
7. You can connect analog CRT monitors to a video card with a...
800 600
Aperture grill
Normal
D-sub connector
8. ____ panels are the most expensive type of panel - and could be difficult to find.
IPS (In Plane Switching)
4:3
Analog
DVI-D (digital video-digital)
9. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
Higher voltage
Degauss
Dual
1920 1200
10. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Better
DVI-A (digital video-analog)
Composite
Screen
11. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Video card
Static
1920 1080
Response time
12. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
IPS (In Plane Switching)
640 480
Same cable
1680 1050
13. 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.
1400 1050
Dead
Flat displays
VN (Twisted Nematic)
14. You can connect analog CRT monitors to a video card with a...
Dual
D-sub connector
Single
4:3
15. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Brightness
Brighter
Brighter
Color shift
16. 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.
Converter box
analog digital
Separately
Response time
17. 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.
Analog CRT monitor
Pixel pitch
Diagonal
4
18. As with composite and s-video - audio must be supplied to the device...
Return policy
Separately
Resolution
Digital
19. Use the ____ connection to connect a TV - VCR - or video camera to the video card. Audio signals must be supplied separately.
Composite
Adapter
VA (Vertical Alignment)
both video and audio input
20. ____ 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.
CRT
Y UV
Dynamic
Dual
21. 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).
Video card
Video card
1680 1050
1280 1024
22. 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.
Brighter
Response time
Refresh
4:3
23. 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.
F-type
1024 768
30 99
Interlacing
24. 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.
Dual
F-type
CCFL (Cold Cathode Fluorescent Lamp)
Resolution
25. ____ female port.
CRT
Viewing angle
DVI-D (digital video-digital)
D-sub connector
26. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
Diagonal
CCFL (Cold Cathode Fluorescent Lamp)
640 480
CRT
27. Monitor size is typically described using a ____ measurement.
G2G (grey-to-grey - or GTG)
Progressive scanning
Diagonal
DVI-D (digital video-digital)
28. 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.
Physical effective
720p 1080i
Worse
Aspect ratio
29. The ____ is the ratio of the width and the height.
720p 1080i
Degauss
Worse
Aspect ratio
30. ____ panels are the most expensive type of panel - and could be difficult to find.
1152 864
Widescreen
IPS (In Plane Switching)
Response time
31. The ____ is the ratio of the width and the height.
Aspect ratio
Utilities
1400 1050
Dot pitch
32. ____ on the screen can be mistaken for a dead pixel.
Dual link
Debris
1920 1200
VA (Vertical Alignment)
33. 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
2048 1536
LED (Light Emitting Diode)
Interlacing
34. 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.
Response time
Video card
Resolution
DVI-I (digital video-integrated)
35. There are currently two methods used for the backlight - 1) ____ that is currently the most common backlight source and require an inverter to provide AC power to the backlight.
LCD monitor that accepts an analog connection
Normal
D-sub DVI-A
CCFL (Cold Cathode Fluorescent Lamp)
36. ____ (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.
Better
DisplayPort
CCFL (Cold Cathode Fluorescent Lamp)
720p 1080i
37. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Dual
Color shift
Single link
LED (Light Emitting Diode)
38. ____ 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.
720p 1080i
Video card
30 99
IPS (In Plane Switching)
39. 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
1680 1050
30 99
Dot pitch
DisplayPort
40. TN panels have ____ viewing angles and contrast ratios than the other display types.
F-type
DVI-A connection
30 99
Worse
41. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
Worse
HDCP
Video card
Interlacing
42. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
Aperture grill
Converter
Dual link
43. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
Diagonal
1920 1080
Pixel pitch
Analog output
44. 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
Progressive scanning
D-sub connector
Worse
45. ____ 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.
Brightness
Higher sharper
Color shift
HDCP
46. The D-sub connector on a video card provides....
DB-15
DB-15
LED (Light Emitting Diode)
Analog output
47. 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.
Backlight
640 480
Aspect ratio
Aperture grill
48. 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 ____.
Analog output
Viewing angle
1280x720 1920x1080
1024 768
49. 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)
Progressive scanning
1400 1050
Return policy
50. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
Video card
Higher sharper
HDCP
1152 864