SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. S-video (separate-video - Y/C - or S-VHS) connections are present on many video cards and supply ____ - video-only TV output.
Analog
CRT
Dot pitch
Normal
2. 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.
Worse
Brighter
perture grill
Dot pitch
3. The ____ is the number of pixels available on a display screen. Specifically - it is described by the amount of pixels horizontally across the display by the amount of pixels vertically down the display.
Physical effective
1400 1050
Pixel pitch
Resolution
4. Most manufactures have a minimum number of ____ pixels that must exist before they will consider an exchange. In addition - some place limitations on where they must be located in order to qualify.
Better
Dual
Dead
G2G (grey-to-grey - or GTG)
5. 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.
Splits the signal
Dual link
both video and audio input
Backlight
6. 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.
Resolution
CRT
6
Viewing angle
7. 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.
Response time
Interlacing
Composite
Video card
8. ____ (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.
720p 1080i
Interlacing
TFT (thin film transistor)
Video card
9. 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
1024 768
16:9
DVI-D (digital video-digital)
Degauss
10. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Color shift
Shadow mask
HDCP
Dual
11. 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.
Progressive scanning
6
4:3
DVI-A connection
12. ____ 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.
640 480
4:3
IPS (In Plane Switching)
Speakers USB
13. ____ monitors use a single value for the screen size. These monitors can use the entire screen for displaying images - use a liquid crystal material and transistors to display images.
LCD
2048 1536
Diagonal
HDCP
14. 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.
Analog CRT monitor
DisplayPort
Physical effective
Widescreen
15. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Flat displays
DVI-D (digital video-digital)
Widescreen
DisplayPort
16. The ____ refers to the difference in light intensity between the brightest white and the darkest black. An example is 1000:1. A higher initial number indicates a better quality picture.
4:3
LED (Light Emitting Diode)
1600 1200
Contrast ratio
17. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Brighter
IPS (In Plane Switching)
VA (Vertical Alignment)
perture grill
18. 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).
Converter box
2048 1536
Degauss
1280 1024
19. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
Same cable
Contrast ratio
Refresh
CRT
20. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
Laptop
Screen
Analog output
Dual
21. 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
1680 1050
Response time
Return policy
1280x720 1920x1080
22. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
1600 1200
Brightness
1920 1200
Dot pitch
23. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
800 600
4:3
Progressive scanning
1680 1050
24. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
VA (Vertical Alignment)
CRT
4:3
CRT
25. 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.
D-sub
F-type
720p 1080i
Physical effective
26. You can connect LCD monitors to a video card with a DVI-I connector with either a ____ or ____ connection.
D-sub
Laptop
DVI-I DVI-D
Single link
27. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
Dead pixel
1024 768
DVI-A (digital video-analog)
DVI-D (digital video-digital)
28. The ____ contrast ratio indicates the difference that can be displayed at the same time.
Static
Interlacing
Response time
Dual link
29. The ____ refers to the difference in light intensity between the brightest white and the darkest black. An example is 1000:1. A higher initial number indicates a better quality picture.
Degauss
Contrast ratio
Pixel pitch
CRT native
30. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Brighter
Response time
16:9
LCD monitor that accepts an analog connection
31. 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.
1280x720 1920x1080
Response time
IPS (In Plane Switching)
Same cable
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
Separately
Resolution
Flat displays
33. ____ panels are the most expensive type of panel - and could be difficult to find.
Brightness
IPS (In Plane Switching)
Separately
Composite
34. 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.
1152 864
IPS (In Plane Switching)
800 600
Progressive scanning
35. You can only connect a digital monitor to a DVI-D connector. Connecting an analog monitor - such as a CRT monitor - is only possible by using a special ____.
30 99
Converter box
U V color
IPS (In Plane Switching)
36. 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.
LED (Light Emitting Diode)
Better
Refresh
Dynamic
37. ____ 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)
Dynamic
Progressive scanning
Dot pitch
38. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
Debris
TFT (thin film transistor)
Speakers USB
1400 1050
39. ____ 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
Degauss
16:9
Video card
40. ____ on the screen can be mistaken for a dead pixel.
Color shift
Debris
16:9
Dual link
41. Additional monitor features include built in ____ or ____ hub.
VA (Vertical Alignment)
Speakers USB
1152 864
Dead
42. 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.
1280 1024
Progressive scanning
Digital
Normal
43. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
IPS (In Plane Switching)
Resolution
16:9
Interlacing
44. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
2048 1536
analog digital
16:9
6
45. 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
Physical effective
1680 1050
Pixels
46. 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
Debris
1680 1050
Shadow mask
both video and audio input
47. TN panels have ____ viewing angles and contrast ratios than the other display types.
Worse
VA (Vertical Alignment)
IPS (In Plane Switching)
Speakers USB
48. 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.
640 480
D-sub DVI-A
Y brightness
Resolution
49. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
DVI-I (digital video-integrated)
Return policy
Pixel pitch
DVI-D (digital video-digital)
50. ____ 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.
Single link
VA (Vertical Alignment)
TFT (thin film transistor)
Brightness