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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. ____ 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.
1280x720 1920x1080
1920 1200
Interlacing
CRT
2. The s-video connector is a ____-pin mini-din connector that has two separate channels - one for Y (luminance) and one for UV (color).
4
Response time
1600 1200
Pixel pitch
3. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
LCD
IPS (In Plane Switching)
Interlacing
Dual link
4. ____ on the screen can be mistaken for a dead pixel.
Screen
D-sub DVI-A
DVI-D (digital video-digital)
Debris
5. 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
VA (Vertical Alignment)
1280 1024
Shadow mask
Dead
6. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Pixel pitch
Brighter
Normal
DisplayPort
7. 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.
Utilities
CRT
Response time
External
8. 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.
800 600
Video card
Progressive scanning
Video card
9. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Dot pitch
Digital
Pixel pitch
HDCP
10. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
Single link
DVI-A connection
Contrast ratio
Laptop
11. 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
Dead
Y brightness
16:9
IPS (In Plane Switching)
12. 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).
Brighter
Digital
1280 1024
CCFL (Cold Cathode Fluorescent Lamp)
13. ____ (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.
6
VA (Vertical Alignment)
both video and audio input
720p 1080i
14. 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.
IPS (In Plane Switching)
Aperture grill
D-sub DVI-A
1680 1050
15. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
both video and audio input
30 99
4:3
Dot pitch
16. 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
800 600
Color shift
Viewing angle
Video card
17. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Interlacing
Dynamic
Single link
perture grill
18. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
Dynamic
Dot pitch
720p 1080i
1920 1080
19. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
6
1280 1024
Composite
Interlacing
20. 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
Widescreen
Higher sharper
Resolution
21. If you are concerned about dead pixels - review the ____ before purchasing.
Debris
Screen
IPS (In Plane Switching)
Return policy
22. 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.
TFT (thin film transistor)
Debris
CCFL (Cold Cathode Fluorescent Lamp)
Return policy
23. 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.
External
Resolution
Interlacing
DVI-A (digital video-analog)
24. Monitor size is typically described using a ____ measurement.
6
Diagonal
CRT native
Viewing angle
25. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Adapter
Color shift
Utilities
VN (Twisted Nematic)
26. You can connect analog CRT monitors to a video card with a...
720p 1080i
Aspect ratio
D-sub connector
Aperture grill
27. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
4
Resolution
1600 1200
Single
28. 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.
Response time
Contrast ratio
perture grill
Dot pitch
29. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
TFT (thin film transistor)
Composite
both video and audio input
1600 1200
30. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Response time
Worse
Better
Brighter
31. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
Refresh
1400 1050
Response time
DVI-I (digital video-integrated)
32. 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
LED (Light Emitting Diode)
DVI-D (digital video-digital)
DB-15
33. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
Dead pixel
Dual
800 600
TFT (thin film transistor)
34. ____ displays have a 4:3 aspect ratio (used in CRT displays).
DVI-I DVI-D
Normal
RCA
DVI-D (digital video-digital)
35. 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.
Degauss
Progressive scanning
CRT
1400 1050
36. 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
TFT (thin film transistor)
Response time
1680 1050
Color shift
37. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Brightness
Interlacing
IPS (In Plane Switching)
Normal
38. An ____ connector supplies analog - video-only TV output in three separate channels: R (red) - G (green) - and B (blue).
16:9
HDTV
Resolution
Viewing angle
39. 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)
G2G (grey-to-grey - or GTG)
16:9
Color shift
40. 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
DVI-I (digital video-integrated)
16:9
Dual link
Pixel pitch
41. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Static
Video card
Higher sharper
1600 1200
42. 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.
DVI-I (digital video-integrated)
Resolution
DMS-59
Same cable
43. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
TFT (thin film transistor)
CRT
800 600
DVI-D (digital video-digital)
44. Monitor size is typically described using a ____ measurement.
Diagonal
perture grill
640 480
Physical effective
45. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
Static
HDCP
G2G (grey-to-grey - or GTG)
Aperture grill
46. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Better
800 600
1920 1200
DVI-D (digital video-digital)
47. ____ (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.
both video and audio input
Resolution
TV-tuner
720p 1080i
48. 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
Pixel pitch
D-sub connector
4:3
1680 1050
49. 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.
LED (Light Emitting Diode)
CRT
Speakers USB
6
50. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Refresh
1920 1200
Video card
HDCP