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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. 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.
CCFL (Cold Cathode Fluorescent Lamp)
Composite
Aspect ratio
Progressive scanning
2. 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).
Y UV
1280 1024
1280x720 1920x1080
Widescreen
3. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
HDCP
2048 1536
Physical effective
1024 768
4. A ____ connection on a video card provides both analog and digital output.
DVI-I (digital video-integrated)
Brightness
IPS (In Plane Switching)
DVI HDMI
5. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
1400 1050
Screen
IPS (In Plane Switching)
30 99
6. 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.
CCFL (Cold Cathode Fluorescent Lamp)
D-sub DVI-A
Flat displays
640 480
7. 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.
perture grill
Contrast ratio
Single link
Resolution
8. 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.
Single link
Utilities
1024 768
Response time
9. The D-sub connector on a video card provides....
Worse
Color shift
Dual
Analog output
10. 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.
LCD
Response time
720p 1080i
both video and audio input
11. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
perture grill
Dead pixel
Better
Converter
12. 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.
CCFL (Cold Cathode Fluorescent Lamp)
CRT
800 600
Converter box
13. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Aspect ratio
Single link
Higher sharper
CRT
14. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
1920 1080
D-sub
Static
DMS-59
15. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
1920 1080
Flat displays
Resolution
Refresh
16. A ____ connection on a video card provides analog - video-only TV output. These video connectors are RCA connectors (typically yellow).
Higher sharper
DVI-I (digital video-integrated)
Composite video
1024 768
17. ____ panels are the most expensive type of panel - and could be difficult to find.
DB-15
Aspect ratio
IPS (In Plane Switching)
Dual
18. The ____ connector is used to allow multiple video ports from a single connection.It is typically included on slimline video cards that can have only a single port. It sends out two separate DVI-I signals through the single connector.
30 99
Flat displays
DMS-59
Diagonal
19. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Flat displays
1280x720 1920x1080
G2G (grey-to-grey - or GTG)
CCFL (Cold Cathode Fluorescent Lamp)
20. 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.
Degauss
Color shift
Higher sharper
Converter
21. Having a few dead ____ can be common on many displays.
Analog CRT monitor
Pixels
1152 864
IPS (In Plane Switching)
22. 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
RCA
1920 1200
IPS (In Plane Switching)
External
23. 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
DVI-A connection
Resolution
Laptop
1680 1050
24. 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.
Composite
Dual
Refresh
Return policy
25. The HDTV connector uses a ____-pin mini-din cable.
Response time
D-sub DVI-A
720p 1080i
7
26. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Video card
Pixel pitch
Utilities
Contrast ratio
27. ____ 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.
both video and audio input
Normal
DVI-D (digital video-digital)
CRT
28. 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
1280 1024
Resolution
CRT
Degauss
29. 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 CRT monitor
1280 1024
1280x720 1920x1080
Y brightness
30. 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
both video and audio input
1680 1050
LCD
31. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
Response time
D-sub
Progressive scanning
16:9
32. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
1152 864
Return policy
Video card
VA (Vertical Alignment)
33. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
CRT
CCFL (Cold Cathode Fluorescent Lamp)
Brightness
Better
34. 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.
DVI-A connection
Aperture grill
1152 864
DisplayPort
35. TN panels have ____ viewing angles and contrast ratios than the other display types.
Brightness
Worse
Splits the signal
640 480
36. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Brighter
1280x720 1920x1080
G2G (grey-to-grey - or GTG)
1680 1050
37. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
perture grill
DisplayPort
G2G (grey-to-grey - or GTG)
1600 1200
38. ____ 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).
Utilities
Dual link
perture grill
Resolution
39. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
DVI-D (digital video-digital)
LED (Light Emitting Diode)
Viewing angle
40. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Interlacing
Brighter
Flat displays
Dynamic
41. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
1920 1200
Dead pixel
Widescreen
Color shift
42. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
CRT native
DB-15
S-video
1152 864
43. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
Higher sharper
Dual
Pixel pitch
Flat displays
44. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
Flat displays
800 600
1152 864
Response time
45. 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.
DVI-A (digital video-analog)
Physical effective
External
1600 1200
46. You can connect LCD monitors to a video card with a DVI-I connector with either a ____ or ____ connection.
DVI-I DVI-D
640 480
External
Dot pitch
47. TN panels have ____ viewing angles and contrast ratios than the other display types.
IPS (In Plane Switching)
1920 1200
Interlacing
Worse
48. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Video card
CRT native
Converter box
Interlacing
49. ____ female port.
Interlacing
DVI-D (digital video-digital)
Analog output
VN (Twisted Nematic)
50. 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.
30 99
CRT
DVI-D (digital video-digital)
Dual